java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:20:55,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:20:55,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:20:55,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:20:55,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:20:55,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:20:55,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:20:55,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:20:55,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:20:55,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:20:55,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:20:55,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:20:55,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:20:55,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:20:55,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:20:55,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:20:55,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:20:55,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:20:55,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:20:55,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:20:55,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:20:55,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:20:55,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:20:55,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:20:55,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:20:55,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:20:55,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:20:55,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:20:55,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:20:55,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:20:55,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:20:55,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:20:55,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:20:55,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:20:55,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:20:55,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:20:55,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:20:55,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:20:55,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:20:55,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:20:55,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:20:55,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:20:55,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:20:55,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:20:55,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:20:55,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:20:55,920 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:20:55,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:20:55,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:20:55,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:20:55,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:20:55,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:20:55,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:20:55,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:20:55,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:20:55,923 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:20:55,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:20:55,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:20:55,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:20:55,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:20:55,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:20:55,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:20:55,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:20:55,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:20:55,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:20:55,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:20:55,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:20:55,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:20:55,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:20:55,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:20:55,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:20:55,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:20:55,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:20:55,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:20:55,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:20:55,974 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:20:55,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2019-09-20 13:20:56,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f48c275/1156cc8948b744848b14391f984e5275/FLAG306e63e99 [2019-09-20 13:20:56,944 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:20:56,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2019-09-20 13:20:57,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f48c275/1156cc8948b744848b14391f984e5275/FLAG306e63e99 [2019-09-20 13:20:57,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89f48c275/1156cc8948b744848b14391f984e5275 [2019-09-20 13:20:57,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:20:57,344 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:20:57,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:20:57,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:20:57,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:20:57,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:20:57" (1/1) ... [2019-09-20 13:20:57,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630350c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:20:57, skipping insertion in model container [2019-09-20 13:20:57,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:20:57" (1/1) ... [2019-09-20 13:20:57,363 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:20:57,523 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:21:00,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:21:00,453 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:21:01,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:21:01,688 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:21:01,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01 WrapperNode [2019-09-20 13:21:01,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:21:01,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:21:01,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:21:01,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:21:01,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:01,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:01,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:01,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:02,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:02,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:02,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... [2019-09-20 13:21:02,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:21:02,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:21:02,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:21:02,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:21:02,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:21:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:21:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:21:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:21:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:21:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 13:21:02,270 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:21:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 13:21:02,271 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:21:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:21:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-20 13:21:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-09-20 13:21:02,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-09-20 13:21:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2019-09-20 13:21:02,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-09-20 13:21:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-09-20 13:21:02,274 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-20 13:21:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 13:21:02,277 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 13:21:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-20 13:21:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-09-20 13:21:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-09-20 13:21:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-09-20 13:21:02,278 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-20 13:21:02,279 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-20 13:21:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageDirty [2019-09-20 13:21:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-09-20 13:21:02,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-20 13:21:02,281 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 13:21:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2019-09-20 13:21:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2019-09-20 13:21:02,282 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload_end [2019-09-20 13:21:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-09-20 13:21:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_get [2019-09-20 13:21:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2019-09-20 13:21:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure st_incompatible [2019-09-20 13:21:02,283 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_analyze_sense [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_allocate_request [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_scsi_execute_end [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_scsi_execute [2019-09-20 13:21:02,284 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2019-09-20 13:21:02,285 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2019-09-20 13:21:02,286 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_state [2019-09-20 13:21:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ready [2019-09-20 13:21:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2019-09-20 13:21:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure st_open [2019-09-20 13:21:02,287 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2019-09-20 13:21:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release [2019-09-20 13:21:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2019-09-20 13:21:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2019-09-20 13:21:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2019-09-20 13:21:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2019-09-20 13:21:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure read_tape [2019-09-20 13:21:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure st_read [2019-09-20 13:21:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure st_set_options [2019-09-20 13:21:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2019-09-20 13:21:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2019-09-20 13:21:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2019-09-20 13:21:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2019-09-20 13:21:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nbr_partitions [2019-09-20 13:21:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure partition_tape [2019-09-20 13:21:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure st_ioctl [2019-09-20 13:21:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compat_ioctl [2019-09-20 13:21:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure new_tape_buffer [2019-09-20 13:21:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2019-09-20 13:21:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_buffer [2019-09-20 13:21:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2019-09-20 13:21:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2019-09-20 13:21:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure from_buffer [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure move_buffer_data [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_options [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cdevs [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2019-09-20 13:21:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure st_probe [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure st_remove [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_release [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure init_st [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_st [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure st_try_direct_io_show [2019-09-20 13:21:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure st_fixed_buffer_size_show [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure st_max_sg_segs_show [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure st_version_show [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure do_create_sysfs_files [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure do_remove_sysfs_files [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure defined_show [2019-09-20 13:21:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure default_blksize_show [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure default_density_show [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure default_compression_show [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure options_show [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure sgl_map_user_pages [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure sgl_unmap_user_pages [2019-09-20 13:21:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:21:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-20 13:21:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-20 13:21:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-20 13:21:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-09-20 13:21:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-09-20 13:21:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-09-20 13:21:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-20 13:21:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-09-20 13:21:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-09-20 13:21:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_10 [2019-09-20 13:21:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-20 13:21:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2019-09-20 13:21:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-20 13:21:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2019-09-20 13:21:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-20 13:21:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-09-20 13:21:02,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:21:02,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-20 13:21:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-20 13:21:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:21:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-20 13:21:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-20 13:21:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2019-09-20 13:21:02,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_scsi_tape [2019-09-20 13:21:02,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_scsi_tape [2019-09-20 13:21:02,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_scsi_tape [2019-09-20 13:21:02,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_scsi_tape [2019-09-20 13:21:02,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_scsi_tape [2019-09-20 13:21:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2019-09-20 13:21:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:21:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:21:02,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_st_ref_mutex [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_st_ref_mutex [2019-09-20 13:21:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_st_ref_mutex [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_st_ref_mutex [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_st_ref_mutex [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:21:02,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_put_request [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_register [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2019-09-20 13:21:02,325 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq_nowait [2019-09-20 13:21:02,326 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_queue [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_request [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_queue [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_request [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_user [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_unmap_user [2019-09-20 13:21:02,327 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 13:21:02,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_alloc [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-20 13:21:02,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:21:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-20 13:21:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 13:21:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-20 13:21:02,330 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-09-20 13:21:02,331 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-09-20 13:21:02,332 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:21:02,333 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev_region [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2019-09-20 13:21:02,334 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_get [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_get_sense_info_fld [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_nonblockable_ioctl [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_normalize_sense [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_register_driver [2019-09-20 13:21:02,335 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sense_desc_find [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_link [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-20 13:21:02,336 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 13:21:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:21:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:21:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:21:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:21:02,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-09-20 13:21:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:21:02,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 13:21:02,338 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 13:21:02,339 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 13:21:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-20 13:21:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 13:21:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:21:02,340 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:21:02,341 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-09-20 13:21:02,345 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-20 13:21:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:21:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-09-20 13:21:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-09-20 13:21:02,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2019-09-20 13:21:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:21:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-09-20 13:21:02,350 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-09-20 13:21:02,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-09-20 13:21:02,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_10 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-09-20 13:21:02,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:21:02,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 13:21:02,355 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2019-09-20 13:21:02,356 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_link [2019-09-20 13:21:02,357 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev_region [2019-09-20 13:21:02,358 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageDirty [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-09-20 13:21:02,359 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:21:02,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure __class_register [2019-09-20 13:21:02,361 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-09-20 13:21:02,362 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_put_request [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2019-09-20 13:21:02,363 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_user [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_unmap_user [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq_nowait [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_queue [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_queue [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2019-09-20 13:21:02,364 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_alloc [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload_end [2019-09-20 13:21:02,365 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-09-20 13:21:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-20 13:21:02,367 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2019-09-20 13:21:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_get [2019-09-20 13:21:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2019-09-20 13:21:02,368 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_driver [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sense_desc_find [2019-09-20 13:21:02,369 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_get_sense_info_fld [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_nonblockable_ioctl [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure clear_buffer [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure from_buffer [2019-09-20 13:21:02,370 INFO L130 BoogieDeclarations]: Found specification of procedure move_buffer_data [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure sgl_map_user_pages [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure sgl_unmap_user_pages [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure st_probe [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure st_remove [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure do_create_sysfs_files [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure do_remove_sysfs_files [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2019-09-20 13:21:02,371 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_release [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_get [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure st_incompatible [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2019-09-20 13:21:02,372 INFO L130 BoogieDeclarations]: Found specification of procedure st_analyze_sense [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_allocate_request [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_scsi_execute_end [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_scsi_execute [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:21:02,373 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure reset_state [2019-09-20 13:21:02,374 INFO L130 BoogieDeclarations]: Found specification of procedure test_ready [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure st_open [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure st_release [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2019-09-20 13:21:02,375 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure read_tape [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure st_read [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure st_set_options [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2019-09-20 13:21:02,376 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure nbr_partitions [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure partition_tape [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure st_ioctl [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure st_compat_ioctl [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure new_tape_buffer [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure validate_options [2019-09-20 13:21:02,377 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure create_cdevs [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure init_st [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure exit_st [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure st_try_direct_io_show [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure st_fixed_buffer_size_show [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure st_max_sg_segs_show [2019-09-20 13:21:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure st_version_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure defined_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure default_blksize_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure default_density_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure default_compression_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure options_show [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-09-20 13:21:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:21:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_scsi_tape [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_scsi_tape [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_scsi_tape [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_scsi_tape [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_scsi_tape [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:21:02,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_st_ref_mutex [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_st_ref_mutex [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_st_ref_mutex [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_st_ref_mutex [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_st_ref_mutex [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:21:02,382 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:21:02,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:21:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:21:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:21:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:21:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:21:02,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:21:20,231 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:21:20,231 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:21:20,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:21:20 BoogieIcfgContainer [2019-09-20 13:21:20,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:21:20,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:21:20,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:21:20,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:21:20,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:20:57" (1/3) ... [2019-09-20 13:21:20,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746e58b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:21:20, skipping insertion in model container [2019-09-20 13:21:20,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:01" (2/3) ... [2019-09-20 13:21:20,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746e58b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:21:20, skipping insertion in model container [2019-09-20 13:21:20,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:21:20" (3/3) ... [2019-09-20 13:21:20,245 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2019-09-20 13:21:20,255 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:21:20,266 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:21:20,285 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:21:20,332 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:21:20,333 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:21:20,333 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:21:20,333 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:21:20,334 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:21:20,334 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:21:20,334 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:21:20,334 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:21:20,334 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:21:20,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states. [2019-09-20 13:21:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-09-20 13:21:20,414 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:21:20,416 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:21:20,419 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:21:20,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:21:20,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1082052906, now seen corresponding path program 1 times [2019-09-20 13:21:20,427 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:21:20,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:21:20,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:20,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:21:20,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:21:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:21:21,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:21:21,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:21:21,521 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:21:21,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:21:21,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:21:21,541 INFO L87 Difference]: Start difference. First operand 2677 states. Second operand 4 states. [2019-09-20 13:21:26,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:21:26,746 INFO L93 Difference]: Finished difference Result 5065 states and 7269 transitions. [2019-09-20 13:21:26,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:21:26,748 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-09-20 13:21:26,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:21:26,801 INFO L225 Difference]: With dead ends: 5065 [2019-09-20 13:21:26,801 INFO L226 Difference]: Without dead ends: 2532 [2019-09-20 13:21:26,828 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:21:26,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2532 states. [2019-09-20 13:21:27,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2532 to 2532. [2019-09-20 13:21:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2532 states. [2019-09-20 13:21:27,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2532 states and 3602 transitions. [2019-09-20 13:21:27,055 INFO L78 Accepts]: Start accepts. Automaton has 2532 states and 3602 transitions. Word has length 35 [2019-09-20 13:21:27,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:21:27,057 INFO L475 AbstractCegarLoop]: Abstraction has 2532 states and 3602 transitions. [2019-09-20 13:21:27,058 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:21:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 3602 transitions. [2019-09-20 13:21:27,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-09-20 13:21:27,060 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:21:27,060 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:21:27,061 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:21:27,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:21:27,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1523970648, now seen corresponding path program 1 times [2019-09-20 13:21:27,061 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:21:27,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:21:27,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:27,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:21:27,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:21:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:21:27,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:21:27,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:21:27,370 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:21:27,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:21:27,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:21:27,371 INFO L87 Difference]: Start difference. First operand 2532 states and 3602 transitions. Second operand 4 states.