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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:47:13,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:47:13,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:47:13,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:47:13,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:47:13,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:47:13,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:47:13,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:47:13,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:47:13,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:47:13,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:47:13,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:47:13,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:47:13,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:47:13,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:47:13,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:47:13,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:47:13,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:47:13,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:47:13,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:47:13,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:47:13,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:47:13,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:47:13,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:47:13,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:47:13,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:47:13,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:47:13,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:47:13,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:47:13,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:47:13,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:47:13,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:47:13,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:47:13,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:47:13,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:47:13,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:47:13,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:47:13,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:47:13,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:47:13,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:47:13,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:47:13,887 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 [2019-10-15 02:47:13,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:47:13,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:47:13,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:47:13,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:47:13,911 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:47:13,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:47:13,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:47:13,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:47:13,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:47:13,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:47:13,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:47:13,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:47:13,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:47:13,914 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:47:13,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:47:13,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:47:13,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:47:13,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:47:13,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:47:13,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:47:13,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:47:13,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:47:13,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:47:13,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:47:13,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:47:13,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:47:13,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:47:13,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:47:13,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 02:47:14,215 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:47:14,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:47:14,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:47:14,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:47:14,241 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:47:14,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-15 02:47:14,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e09794260/a9b746c34322462787404688f5d15269/FLAG6d87893dc [2019-10-15 02:47:15,219 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:47:15,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-15 02:47:15,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e09794260/a9b746c34322462787404688f5d15269/FLAG6d87893dc [2019-10-15 02:47:15,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e09794260/a9b746c34322462787404688f5d15269 [2019-10-15 02:47:15,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:47:15,654 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:47:15,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:47:15,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:47:15,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:47:15,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:47:15" (1/1) ... [2019-10-15 02:47:15,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e964ed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:15, skipping insertion in model container [2019-10-15 02:47:15,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:47:15" (1/1) ... [2019-10-15 02:47:15,669 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:47:15,824 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:47:18,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:47:18,455 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:47:19,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:47:19,734 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:47:19,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19 WrapperNode [2019-10-15 02:47:19,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:47:19,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:47:19,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:47:19,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:47:19,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:19,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:19,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:19,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:20,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:20,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:20,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (1/1) ... [2019-10-15 02:47:20,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:47:20,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:47:20,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:47:20,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:47:20,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (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 [2019-10-15 02:47:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:47:20,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:47:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-10-15 02:47:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-10-15 02:47:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:47:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:47:20,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-15 02:47:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-15 02:47:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-15 02:47:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-10-15 02:47:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-10-15 02:47:20,300 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 02:47:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-15 02:47:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-15 02:47:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-15 02:47:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-10-15 02:47:20,301 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-10-15 02:47:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-15 02:47:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-15 02:47:20,302 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-15 02:47:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-15 02:47:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-15 02:47:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2019-10-15 02:47:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-15 02:47:20,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-15 02:47:20,304 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:47:20,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:47:20,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure file_start_write [2019-10-15 02:47:20,307 INFO L138 BoogieDeclarations]: Found implementation of procedure file_end_write [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-15 02:47:20,308 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_inc [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_dec [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-10-15 02:47:20,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_clear_unlocked [2019-10-15 02:47:20,310 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2019-10-15 02:47:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_simple [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_transfer [2019-10-15 02:47:20,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_simple [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_transfer [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_discard [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_req_flush [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req_filebacked [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure do_loop_switch [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2019-10-15 02:47:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_flush [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_change_fd [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure is_loop_device [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_backing_file_show [2019-10-15 02:47:20,314 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_offset_show [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_sizelimit_show [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_autoclear_show [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_partscan_show [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_backing_file [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_offset [2019-10-15 02:47:20,315 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_sizelimit [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_autoclear [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_partscan [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_init [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_config_discard [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_fd [2019-10-15 02:47:20,316 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_xfer [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_old [2019-10-15 02:47:20,317 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_old [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_old [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status64 [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2019-10-15 02:47:20,318 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_compat [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_compat [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_compat [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_compat [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_open [2019-10-15 02:47:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_release [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_register_transfer [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_transfer_cb [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_unregister_transfer [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2019-10-15 02:47:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_request [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure find_free_cb [2019-10-15 02:47:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_probe [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit_cb [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit [2019-10-15 02:47:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_loop_func_table_11 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-15 02:47:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_5 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-15 02:47:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-15 02:47:20,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_10 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_12 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_13 [2019-10-15 02:47:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_16 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_17 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_18 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_19 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_20 [2019-10-15 02:47:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-15 02:47:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __blkdev_reread_part [2019-10-15 02:47:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 02:47:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_end_write [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_start_write [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-15 02:47:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure bdgrab [2019-10-15 02:47:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2019-10-15 02:47:20,333 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_map_queue [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_request [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_register_region [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_unregister_region [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_reread_part [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-15 02:47:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure file_path [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk [2019-10-15 02:47:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2019-10-15 02:47:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_11 [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-10-15 02:47:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-15 02:47:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_ro [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2019-10-15 02:47:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_getattr [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_write [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:47:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:47:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:47:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:47:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 02:47:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-15 02:47:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:47:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-10-15 02:47:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 02:47:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-10-15 02:47:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-15 02:47:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-15 02:47:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-15 02:47:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-15 02:47:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_16 [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-15 02:47:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-15 02:47:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-10-15 02:47:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_10 [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_13 [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_12 [2019-10-15 02:47:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:47:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:47:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:47:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_loop_func_table_11 [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-15 02:47:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-15 02:47:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_5 [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_end_write [2019-10-15 02:47:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_start_write [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure bdgrab [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2019-10-15 02:47:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure __blkdev_reread_part [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_reread_part [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure file_start_write [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure file_end_write [2019-10-15 02:47:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure file_path [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_write [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_20 [2019-10-15 02:47:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_getattr [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_ro [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-10-15 02:47:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure blk_register_region [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure blk_unregister_region [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-15 02:47:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_inc [2019-10-15 02:47:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_dec [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2019-10-15 02:47:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_clear_unlocked [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-10-15 02:47:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_17 [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_18 [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_19 [2019-10-15 02:47:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_map_queue [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_request [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2019-10-15 02:47:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure loop_register_transfer [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure loop_unregister_transfer [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2019-10-15 02:47:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_simple [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_transfer [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_simple [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_transfer [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure lo_discard [2019-10-15 02:47:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure lo_req_flush [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure do_req_filebacked [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure do_loop_switch [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure loop_flush [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure loop_change_fd [2019-10-15 02:47:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure is_loop_device [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_backing_file_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_offset_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_sizelimit_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_autoclear_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_partscan_show [2019-10-15 02:47:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_backing_file [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_offset [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_sizelimit [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_autoclear [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_partscan [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_init [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_config_discard [2019-10-15 02:47:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_fd [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_xfer [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2019-10-15 02:47:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_old [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_old [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_old [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status64 [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2019-10-15 02:47:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_compat [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_compat [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_compat [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_compat [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure lo_open [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure lo_release [2019-10-15 02:47:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_transfer_cb [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_request [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2019-10-15 02:47:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure find_free_cb [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_probe [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit_cb [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-10-15 02:47:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_11 [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-15 02:47:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:47:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 02:47:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:47:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 02:47:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 02:47:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 02:47:22,166 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:47:30,856 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-15 02:47:38,998 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:47:38,999 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:47:39,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:47:39 BoogieIcfgContainer [2019-10-15 02:47:39,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:47:39,002 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:47:39,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:47:39,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:47:39,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:47:15" (1/3) ... [2019-10-15 02:47:39,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f46356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:47:39, skipping insertion in model container [2019-10-15 02:47:39,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:47:19" (2/3) ... [2019-10-15 02:47:39,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f46356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:47:39, skipping insertion in model container [2019-10-15 02:47:39,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:47:39" (3/3) ... [2019-10-15 02:47:39,009 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-15 02:47:39,019 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:47:39,028 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 02:47:39,037 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 02:47:39,076 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:47:39,077 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:47:39,077 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:47:39,077 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:47:39,077 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:47:39,077 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:47:39,077 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:47:39,077 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:47:39,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states. [2019-10-15 02:47:39,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-10-15 02:47:39,188 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:47:39,189 INFO L380 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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, 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] [2019-10-15 02:47:39,192 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:47:39,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:47:39,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1507736921, now seen corresponding path program 1 times [2019-10-15 02:47:39,210 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:47:39,210 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518865670] [2019-10-15 02:47:39,210 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:39,211 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:39,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:47:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:47:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3427 trivial. 0 not checked. [2019-10-15 02:47:40,827 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518865670] [2019-10-15 02:47:40,828 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:47:40,828 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:47:40,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186309869] [2019-10-15 02:47:40,835 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:47:40,836 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:47:40,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:47:40,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:40,857 INFO L87 Difference]: Start difference. First operand 1922 states. Second operand 3 states. [2019-10-15 02:47:41,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:47:41,716 INFO L93 Difference]: Finished difference Result 5244 states and 6908 transitions. [2019-10-15 02:47:41,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:47:41,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 458 [2019-10-15 02:47:41,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:47:41,786 INFO L225 Difference]: With dead ends: 5244 [2019-10-15 02:47:41,786 INFO L226 Difference]: Without dead ends: 3468 [2019-10-15 02:47:41,808 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:41,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3468 states. [2019-10-15 02:47:42,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3468 to 3465. [2019-10-15 02:47:42,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3465 states. [2019-10-15 02:47:42,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 4476 transitions. [2019-10-15 02:47:42,242 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 4476 transitions. Word has length 458 [2019-10-15 02:47:42,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:47:42,246 INFO L462 AbstractCegarLoop]: Abstraction has 3465 states and 4476 transitions. [2019-10-15 02:47:42,246 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:47:42,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 4476 transitions. [2019-10-15 02:47:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-10-15 02:47:42,279 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:47:42,280 INFO L380 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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, 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] [2019-10-15 02:47:42,281 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:47:42,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:47:42,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1897096385, now seen corresponding path program 1 times [2019-10-15 02:47:42,282 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:47:42,283 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332956601] [2019-10-15 02:47:42,283 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:42,283 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:42,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:47:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:47:43,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3427 trivial. 0 not checked. [2019-10-15 02:47:43,188 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332956601] [2019-10-15 02:47:43,189 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:47:43,189 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:47:43,189 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76205211] [2019-10-15 02:47:43,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:47:43,192 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:47:43,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:47:43,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:43,192 INFO L87 Difference]: Start difference. First operand 3465 states and 4476 transitions. Second operand 3 states. [2019-10-15 02:47:43,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:47:43,563 INFO L93 Difference]: Finished difference Result 8721 states and 11210 transitions. [2019-10-15 02:47:43,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:47:43,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 466 [2019-10-15 02:47:43,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:47:43,620 INFO L225 Difference]: With dead ends: 8721 [2019-10-15 02:47:43,620 INFO L226 Difference]: Without dead ends: 5370 [2019-10-15 02:47:43,637 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:43,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2019-10-15 02:47:43,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5364. [2019-10-15 02:47:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5364 states. [2019-10-15 02:47:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5364 states to 5364 states and 6888 transitions. [2019-10-15 02:47:43,909 INFO L78 Accepts]: Start accepts. Automaton has 5364 states and 6888 transitions. Word has length 466 [2019-10-15 02:47:43,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:47:43,914 INFO L462 AbstractCegarLoop]: Abstraction has 5364 states and 6888 transitions. [2019-10-15 02:47:43,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:47:43,915 INFO L276 IsEmpty]: Start isEmpty. Operand 5364 states and 6888 transitions. [2019-10-15 02:47:43,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2019-10-15 02:47:43,928 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:47:43,929 INFO L380 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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, 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] [2019-10-15 02:47:43,929 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:47:43,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:47:43,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1213110459, now seen corresponding path program 1 times [2019-10-15 02:47:43,930 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:47:43,930 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243902005] [2019-10-15 02:47:43,930 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:43,931 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:43,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:47:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:47:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3721 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2019-10-15 02:47:46,014 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243902005] [2019-10-15 02:47:46,014 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:47:46,014 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:47:46,014 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347945262] [2019-10-15 02:47:46,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:47:46,018 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:47:46,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:47:46,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:46,018 INFO L87 Difference]: Start difference. First operand 5364 states and 6888 transitions. Second operand 3 states. [2019-10-15 02:47:46,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:47:46,390 INFO L93 Difference]: Finished difference Result 15707 states and 20235 transitions. [2019-10-15 02:47:46,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:47:46,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 469 [2019-10-15 02:47:46,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:47:46,483 INFO L225 Difference]: With dead ends: 15707 [2019-10-15 02:47:46,483 INFO L226 Difference]: Without dead ends: 10419 [2019-10-15 02:47:46,514 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:47:46,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10419 states. [2019-10-15 02:47:47,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10419 to 10395. [2019-10-15 02:47:47,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10395 states. [2019-10-15 02:47:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 13382 transitions. [2019-10-15 02:47:47,233 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 13382 transitions. Word has length 469 [2019-10-15 02:47:47,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:47:47,235 INFO L462 AbstractCegarLoop]: Abstraction has 10395 states and 13382 transitions. [2019-10-15 02:47:47,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:47:47,236 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 13382 transitions. [2019-10-15 02:47:47,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2019-10-15 02:47:47,262 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:47:47,263 INFO L380 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 23, 23, 23, 23, 23, 23, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 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, 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] [2019-10-15 02:47:47,263 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:47:47,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:47:47,264 INFO L82 PathProgramCache]: Analyzing trace with hash 829222870, now seen corresponding path program 1 times [2019-10-15 02:47:47,264 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:47:47,264 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505021950] [2019-10-15 02:47:47,265 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:47,265 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:47:47,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:47:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat