java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:23:09,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:23:09,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:23:09,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:23:09,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:23:09,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:23:09,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:23:09,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:23:09,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:23:09,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:23:09,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:23:09,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:23:09,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:23:09,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:23:09,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:23:09,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:23:09,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:23:09,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:23:09,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:23:09,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:23:09,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:23:09,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:23:09,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:23:09,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:23:09,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:23:09,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:23:09,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:23:09,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:23:09,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:23:09,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:23:09,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:23:09,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:23:09,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:23:09,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:23:09,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:23:09,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:23:09,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:23:09,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:23:09,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:23:09,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:23:09,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:23:09,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:23:09,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:23:09,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:23:09,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:23:09,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:23:09,465 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:23:09,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:23:09,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:23:09,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:23:09,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:23:09,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:23:09,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:23:09,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:23:09,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:23:09,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:23:09,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:23:09,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:23:09,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:23:09,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:23:09,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:23:09,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:23:09,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:23:09,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:23:09,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:23:09,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:23:09,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:23:09,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:23:09,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:23:09,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:23:09,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:23:09,501 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:23:09,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:23:09,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:23:09,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:23:09,518 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:23:09,519 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-20 13:23:09,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5905034c9/fc4c8c6f8fdc4c709165613cde4e97bb/FLAG638cc3ff4 [2019-09-20 13:23:10,499 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:23:10,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-20 13:23:10,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5905034c9/fc4c8c6f8fdc4c709165613cde4e97bb/FLAG638cc3ff4 [2019-09-20 13:23:10,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5905034c9/fc4c8c6f8fdc4c709165613cde4e97bb [2019-09-20 13:23:10,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:23:10,960 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:23:10,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:23:10,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:23:10,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:23:10,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:23:10" (1/1) ... [2019-09-20 13:23:10,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b39ed5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:10, skipping insertion in model container [2019-09-20 13:23:10,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:23:10" (1/1) ... [2019-09-20 13:23:10,974 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:23:11,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:23:14,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:23:14,521 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:23:15,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:23:15,777 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:23:15,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15 WrapperNode [2019-09-20 13:23:15,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:23:15,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:23:15,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:23:15,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:23:15,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:15,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:15,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:15,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:16,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:16,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:16,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... [2019-09-20 13:23:16,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:23:16,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:23:16,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:23:16,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:23:16,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:23:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:23:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:23:16,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:23:16,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:23:16,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:23:16,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:23:16,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:23:16,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:23:16,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-20 13:23:16,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:23:16,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:23:16,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:23:16,398 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 13:23:16,398 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 13:23:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-20 13:23:16,399 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 13:23:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 13:23:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:23:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-20 13:23:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-20 13:23:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 13:23:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-09-20 13:23:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2019-09-20 13:23:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2019-09-20 13:23:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-09-20 13:23:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2019-09-20 13:23:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2019-09-20 13:23:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-20 13:23:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-20 13:23:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-20 13:23:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-20 13:23:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-20 13:23:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2019-09-20 13:23:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-20 13:23:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_bio_nr [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-09-20 13:23:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2019-09-20 13:23:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2019-09-20 13:23:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2019-09-20 13:23:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2019-09-20 13:23:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2019-09-20 13:23:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2019-09-20 13:23:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_dm_origin [2019-09-20 13:23:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_dm_origin [2019-09-20 13:23:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_dm_origin [2019-09-20 13:23:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2019-09-20 13:23:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2019-09-20 13:23:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2019-09-20 13:23:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2019-09-20 13:23:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2019-09-20 13:23:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2019-09-20 13:23:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2019-09-20 13:23:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2019-09-20 13:23:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2019-09-20 13:23:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2019-09-20 13:23:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2019-09-20 13:23:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2019-09-20 13:23:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2019-09-20 13:23:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2019-09-20 13:23:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2019-09-20 13:23:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2019-09-20 13:23:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2019-09-20 13:23:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2019-09-20 13:23:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2019-09-20 13:23:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2019-09-20 13:23:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2019-09-20 13:23:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2019-09-20 13:23:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_exception [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2019-09-20 13:23:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2019-09-20 13:23:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2019-09-20 13:23:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2019-09-20 13:23:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2019-09-20 13:23:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2019-09-20 13:23:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2019-09-20 13:23:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2019-09-20 13:23:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2019-09-20 13:23:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2019-09-20 13:23:16,426 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2019-09-20 13:23:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2019-09-20 13:23:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2019-09-20 13:23:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2019-09-20 13:23:16,431 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2019-09-20 13:23:16,436 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_postsuspend [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2019-09-20 13:23:16,437 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2019-09-20 13:23:16,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2019-09-20 13:23:16,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2019-09-20 13:23:16,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_5 [2019-09-20 13:23:16,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_7 [2019-09-20 13:23:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_6 [2019-09-20 13:23:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:23:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:23:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:23:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_23 [2019-09-20 13:23:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_24 [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mempool_alloc_25 [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2019-09-20 13:23:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2019-09-20 13:23:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_45 [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2019-09-20 13:23:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2019-09-20 13:23:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2019-09-20 13:23:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2019-09-20 13:23:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2019-09-20 13:23:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_67 [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-20 13:23:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2019-09-20 13:23:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_metadata [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2019-09-20 13:23:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2019-09-20 13:23:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2019-09-20 13:23:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2019-09-20 13:23:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_89 [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_92 [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_93 [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_94 [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:23:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-20 13:23:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-20 13:23:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-20 13:23:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 13:23:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-20 13:23:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 13:23:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-20 13:23:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:23:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-20 13:23:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_work_on_stack [2019-09-20 13:23:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-20 13:23:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_accept_partial_bio [2019-09-20 13:23:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_create [2019-09-20 13:23:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_destroy [2019-09-20 13:23:16,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_forget [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_device_size [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_prefetch [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_read [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_release [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_set_minimum_buffers [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hold [2019-09-20 13:23:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_resume_fast [2019-09-20 13:23:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_suspend_fast [2019-09-20 13:23:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2019-09-20 13:23:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2019-09-20 13:23:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-20 13:23:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-20 13:23:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-09-20 13:23:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_5 [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_6 [2019-09-20 13:23:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_preresume_7 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_6 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_7 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-20 13:23:16,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-20 13:23:16,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-20 13:23:16,472 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:23:16,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:23:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:23:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 13:23:16,474 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:23:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:23:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:23:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 13:23:16,474 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-20 13:23:16,475 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-20 13:23:16,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:23:16,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 13:23:16,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-20 13:23:16,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:23:16,481 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 13:23:16,481 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 13:23:16,481 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 13:23:16,481 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-09-20 13:23:16,481 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2019-09-20 13:23:16,482 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2019-09-20 13:23:16,482 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-09-20 13:23:16,482 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-20 13:23:16,483 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 13:23:16,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 13:23:16,485 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure bit_wait [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-09-20 13:23:16,486 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-09-20 13:23:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_23 [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_24 [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-20 13:23:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_5 [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_7 [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_6 [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-20 13:23:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mempool_alloc_25 [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-20 13:23:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_bio_nr [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-20 13:23:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hold [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_accept_partial_bio [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2019-09-20 13:23:16,492 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-09-20 13:23:16,493 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_suspend_fast [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_resume_fast [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:23:16,494 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2019-09-20 13:23:16,495 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:23:16,496 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_dm_origin [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_dm_origin [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_dm_origin [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2019-09-20 13:23:16,497 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2019-09-20 13:23:16,501 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2019-09-20 13:23:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2019-09-20 13:23:16,503 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:23:16,504 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2019-09-20 13:23:16,505 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure complete_exception [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2019-09-20 13:23:16,506 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2019-09-20 13:23:16,507 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-20 13:23:16,508 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_postsuspend [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2019-09-20 13:23:16,509 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_6 [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_preresume_7 [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_6 [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_5 [2019-09-20 13:23:16,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_7 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-09-20 13:23:16,511 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_45 [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-20 13:23:16,512 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2019-09-20 13:23:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_67 [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2019-09-20 13:23:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-09-20 13:23:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_work_on_stack [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-20 13:23:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_89 [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_92 [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_94 [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_93 [2019-09-20 13:23:16,517 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_create [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_destroy [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_read [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_prefetch [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_release [2019-09-20 13:23:16,518 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_forget [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_set_minimum_buffers [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_device_size [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure skip_metadata [2019-09-20 13:23:16,519 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2019-09-20 13:23:16,520 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2019-09-20 13:23:16,521 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-20 13:23:16,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-20 13:23:16,523 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:23:16,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:23:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:23:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:23:16,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:23:18,263 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 13:23:31,533 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:23:31,534 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:23:31,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:23:31 BoogieIcfgContainer [2019-09-20 13:23:31,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:23:31,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:23:31,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:23:31,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:23:31,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:23:10" (1/3) ... [2019-09-20 13:23:31,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59846029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:23:31, skipping insertion in model container [2019-09-20 13:23:31,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:23:15" (2/3) ... [2019-09-20 13:23:31,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59846029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:23:31, skipping insertion in model container [2019-09-20 13:23:31,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:23:31" (3/3) ... [2019-09-20 13:23:31,545 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-20 13:23:31,555 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:23:31,566 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:23:31,584 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:23:31,627 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:23:31,628 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:23:31,628 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:23:31,628 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:23:31,628 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:23:31,628 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:23:31,628 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:23:31,629 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:23:31,629 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:23:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states. [2019-09-20 13:23:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-09-20 13:23:31,729 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:23:31,730 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:23:31,733 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:23:31,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:23:31,738 INFO L82 PathProgramCache]: Analyzing trace with hash 567464108, now seen corresponding path program 1 times [2019-09-20 13:23:31,740 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:23:31,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:23:31,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:31,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:23:31,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:23:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2019-09-20 13:23:33,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:23:33,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:23:33,304 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:23:33,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:23:33,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:23:33,318 INFO L87 Difference]: Start difference. First operand 3447 states. Second operand 3 states. [2019-09-20 13:23:34,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:23:34,179 INFO L93 Difference]: Finished difference Result 9715 states and 13416 transitions. [2019-09-20 13:23:34,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:23:34,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 383 [2019-09-20 13:23:34,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:23:34,278 INFO L225 Difference]: With dead ends: 9715 [2019-09-20 13:23:34,279 INFO L226 Difference]: Without dead ends: 6397 [2019-09-20 13:23:34,322 INFO L636 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 [2019-09-20 13:23:34,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6397 states. [2019-09-20 13:23:34,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6397 to 6392. [2019-09-20 13:23:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6392 states. [2019-09-20 13:23:34,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 8619 transitions. [2019-09-20 13:23:34,896 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 8619 transitions. Word has length 383 [2019-09-20 13:23:34,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:23:34,901 INFO L475 AbstractCegarLoop]: Abstraction has 6392 states and 8619 transitions. [2019-09-20 13:23:34,901 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:23:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 8619 transitions. [2019-09-20 13:23:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2019-09-20 13:23:34,920 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:23:34,920 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:23:34,921 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:23:34,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:23:34,921 INFO L82 PathProgramCache]: Analyzing trace with hash -934179964, now seen corresponding path program 1 times [2019-09-20 13:23:34,921 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:23:34,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:23:34,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:34,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:23:34,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:23:36,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2019-09-20 13:23:36,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:23:36,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:23:36,084 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:23:36,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:23:36,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:23:36,085 INFO L87 Difference]: Start difference. First operand 6392 states and 8619 transitions. Second operand 3 states. [2019-09-20 13:23:36,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:23:36,925 INFO L93 Difference]: Finished difference Result 18709 states and 25167 transitions. [2019-09-20 13:23:36,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:23:36,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 384 [2019-09-20 13:23:36,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:23:37,053 INFO L225 Difference]: With dead ends: 18709 [2019-09-20 13:23:37,053 INFO L226 Difference]: Without dead ends: 12394 [2019-09-20 13:23:37,099 INFO L636 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 [2019-09-20 13:23:37,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12394 states. [2019-09-20 13:23:37,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12394 to 12388. [2019-09-20 13:23:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12388 states. [2019-09-20 13:23:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12388 states to 12388 states and 16652 transitions. [2019-09-20 13:23:37,788 INFO L78 Accepts]: Start accepts. Automaton has 12388 states and 16652 transitions. Word has length 384 [2019-09-20 13:23:37,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:23:37,791 INFO L475 AbstractCegarLoop]: Abstraction has 12388 states and 16652 transitions. [2019-09-20 13:23:37,791 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:23:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 12388 states and 16652 transitions. [2019-09-20 13:23:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2019-09-20 13:23:37,801 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:23:37,802 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:23:37,802 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:23:37,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:23:37,802 INFO L82 PathProgramCache]: Analyzing trace with hash 688127961, now seen corresponding path program 1 times [2019-09-20 13:23:37,802 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:23:37,803 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:23:37,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:37,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:23:37,824 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:23:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2337 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2019-09-20 13:23:39,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:23:39,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:23:39,517 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:23:39,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:23:39,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:23:39,518 INFO L87 Difference]: Start difference. First operand 12388 states and 16652 transitions. Second operand 3 states. [2019-09-20 13:23:40,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:23:40,661 INFO L93 Difference]: Finished difference Result 35643 states and 47778 transitions. [2019-09-20 13:23:40,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:23:40,662 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 390 [2019-09-20 13:23:40,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:23:40,906 INFO L225 Difference]: With dead ends: 35643 [2019-09-20 13:23:40,906 INFO L226 Difference]: Without dead ends: 23332 [2019-09-20 13:23:40,980 INFO L636 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 [2019-09-20 13:23:41,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23332 states.