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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.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 13:45:27,738 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:45:27,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:45:27,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:45:27,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:45:27,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:45:27,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:45:27,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:45:27,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:45:27,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:45:27,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:45:27,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:45:27,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:45:27,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:45:27,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:45:27,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:45:27,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:45:27,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:45:27,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:45:27,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:45:27,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:45:27,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:45:27,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:45:27,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:45:27,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:45:27,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:45:27,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:45:27,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:45:27,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:45:27,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:45:27,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:45:27,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:45:27,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:45:27,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:45:27,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:45:27,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:45:27,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:45:27,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:45:27,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:45:27,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:45:27,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:45:27,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:45:27,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:45:27,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:45:27,810 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:45:27,810 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:45:27,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:45:27,811 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:45:27,812 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:45:27,812 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:45:27,812 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:45:27,812 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:45:27,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:45:27,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:45:27,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:45:27,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:45:27,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:45:27,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:45:27,815 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:45:27,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:45:27,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:45:27,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:45:27,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:45:27,816 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:45:27,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:45:27,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:45:27,817 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:45:27,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:45:27,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:45:27,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:45:27,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:45:27,880 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:45:27,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-20 13:45:27,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2265335f5/2e98efcd078d44b99b3dd6dfbc922e60/FLAGc2fdf7767 [2019-09-20 13:45:28,881 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:45:28,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-20 13:45:28,947 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2265335f5/2e98efcd078d44b99b3dd6dfbc922e60/FLAGc2fdf7767 [2019-09-20 13:45:29,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2265335f5/2e98efcd078d44b99b3dd6dfbc922e60 [2019-09-20 13:45:29,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:45:29,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:45:29,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:45:29,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:45:29,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:45:29,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:29" (1/1) ... [2019-09-20 13:45:29,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dd0180d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:29, skipping insertion in model container [2019-09-20 13:45:29,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:45:29" (1/1) ... [2019-09-20 13:45:29,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:45:29,494 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:45:32,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:45:32,565 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:45:33,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:45:33,940 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:45:33,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33 WrapperNode [2019-09-20 13:45:33,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:45:33,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:45:33,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:45:33,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:45:33,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:33,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (1/1) ... [2019-09-20 13:45:34,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:45:34,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:45:34,485 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:45:34,485 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:45:34,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (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 13:45:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:45:34,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:45:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:45:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:45:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:45:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:45:34,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:45:34,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:45:34,578 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 13:45:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:45:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:45:34,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:45:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 13:45:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 13:45:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-20 13:45:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 13:45:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 13:45:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:45:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-20 13:45:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-20 13:45:34,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-20 13:45:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:45:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 13:45:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 13:45:34,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 13:45:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 13:45:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 13:45:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 13:45:34,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 13:45:34,585 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-20 13:45:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-20 13:45:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-20 13:45:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-20 13:45:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2019-09-20 13:45:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-20 13:45:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-09-20 13:45:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-20 13:45:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-20 13:45:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2019-09-20 13:45:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-20 13:45:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-20 13:45:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_bio_nr [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-09-20 13:45:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2019-09-20 13:45:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2019-09-20 13:45:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2019-09-20 13:45:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2019-09-20 13:45:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2019-09-20 13:45:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2019-09-20 13:45:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2019-09-20 13:45:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2019-09-20 13:45:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2019-09-20 13:45:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_dm_origin [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_dm_origin [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_dm_origin [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2019-09-20 13:45:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2019-09-20 13:45:34,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2019-09-20 13:45:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2019-09-20 13:45:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2019-09-20 13:45:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2019-09-20 13:45:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2019-09-20 13:45:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2019-09-20 13:45:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2019-09-20 13:45:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2019-09-20 13:45:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2019-09-20 13:45:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2019-09-20 13:45:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2019-09-20 13:45:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2019-09-20 13:45:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2019-09-20 13:45:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2019-09-20 13:45:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2019-09-20 13:45:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2019-09-20 13:45:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2019-09-20 13:45:34,604 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_exception [2019-09-20 13:45:34,604 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2019-09-20 13:45:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2019-09-20 13:45:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2019-09-20 13:45:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2019-09-20 13:45:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2019-09-20 13:45:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2019-09-20 13:45:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2019-09-20 13:45:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2019-09-20 13:45:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2019-09-20 13:45:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2019-09-20 13:45:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2019-09-20 13:45:34,611 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2019-09-20 13:45:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2019-09-20 13:45:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2019-09-20 13:45:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2019-09-20 13:45:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2019-09-20 13:45:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2019-09-20 13:45:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2019-09-20 13:45:34,618 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_postsuspend [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2019-09-20 13:45:34,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_5 [2019-09-20 13:45:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_7 [2019-09-20 13:45:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_6 [2019-09-20 13:45:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:45:34,620 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:45:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:45:34,621 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_23 [2019-09-20 13:45:34,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_24 [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mempool_alloc_25 [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2019-09-20 13:45:34,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2019-09-20 13:45:34,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_45 [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2019-09-20 13:45:34,625 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2019-09-20 13:45:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2019-09-20 13:45:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2019-09-20 13:45:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2019-09-20 13:45:34,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_67 [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-20 13:45:34,627 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_metadata [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2019-09-20 13:45:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2019-09-20 13:45:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2019-09-20 13:45:34,630 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2019-09-20 13:45:34,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_89 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_92 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_93 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_94 [2019-09-20 13:45:34,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-20 13:45:34,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 13:45:34,634 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 13:45:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-20 13:45:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:45:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-20 13:45:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_work_on_stack [2019-09-20 13:45:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-20 13:45:34,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_accept_partial_bio [2019-09-20 13:45:34,641 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_create [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_destroy [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_forget [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_device_size [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_prefetch [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_read [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_release [2019-09-20 13:45:34,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_set_minimum_buffers [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hold [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_resume_fast [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_suspend_fast [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-09-20 13:45:34,644 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-09-20 13:45:34,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-09-20 13:45:34,646 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-09-20 13:45:34,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_5 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_6 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_preresume_7 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_6 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_7 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-20 13:45:34,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-20 13:45:34,649 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-09-20 13:45:34,650 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2019-09-20 13:45:34,651 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:45:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:45:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:45:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 13:45:34,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:45:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:45:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:45:34,652 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-20 13:45:34,653 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-20 13:45:34,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:45:34,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 13:45:34,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 13:45:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 13:45:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-09-20 13:45:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2019-09-20 13:45:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2019-09-20 13:45:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-20 13:45:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 13:45:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-20 13:45:34,661 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-20 13:45:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure bit_wait [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-09-20 13:45:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_23 [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_24 [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2019-09-20 13:45:34,665 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_5 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_7 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_6 [2019-09-20 13:45:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mempool_alloc_25 [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-20 13:45:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-20 13:45:34,668 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_bio_nr [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hold [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_accept_partial_bio [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2019-09-20 13:45:34,669 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-09-20 13:45:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_suspend_fast [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_resume_fast [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2019-09-20 13:45:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2019-09-20 13:45:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2019-09-20 13:45:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_dm_origin [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_dm_origin [2019-09-20 13:45:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_dm_origin [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2019-09-20 13:45:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2019-09-20 13:45:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2019-09-20 13:45:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2019-09-20 13:45:34,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2019-09-20 13:45:34,679 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure complete_exception [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2019-09-20 13:45:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2019-09-20 13:45:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:45:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2019-09-20 13:45:34,683 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 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_postsuspend [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2019-09-20 13:45:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_6 [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_preresume_7 [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_6 [2019-09-20 13:45:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_5 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_7 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-09-20 13:45:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-09-20 13:45:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_45 [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2019-09-20 13:45:34,687 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_67 [2019-09-20 13:45:34,688 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2019-09-20 13:45:34,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_work_on_stack [2019-09-20 13:45:34,690 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_89 [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_92 [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_94 [2019-09-20 13:45:34,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_93 [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_create [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_destroy [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_read [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_prefetch [2019-09-20 13:45:34,692 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_release [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_forget [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_set_minimum_buffers [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_device_size [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2019-09-20 13:45:34,693 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure skip_metadata [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2019-09-20 13:45:34,694 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2019-09-20 13:45:34,695 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2019-09-20 13:45:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 13:45:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:45:34,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:45:34,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:45:36,415 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 13:45:49,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:45:49,200 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:45:49,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:45:49 BoogieIcfgContainer [2019-09-20 13:45:49,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:45:49,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:45:49,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:45:49,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:45:49,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:45:29" (1/3) ... [2019-09-20 13:45:49,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da3d30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:45:49, skipping insertion in model container [2019-09-20 13:45:49,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:45:33" (2/3) ... [2019-09-20 13:45:49,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da3d30c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:45:49, skipping insertion in model container [2019-09-20 13:45:49,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:45:49" (3/3) ... [2019-09-20 13:45:49,214 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 13:45:49,226 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:45:49,238 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:45:49,259 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:45:49,289 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:45:49,290 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:45:49,290 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:45:49,290 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:45:49,290 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:45:49,290 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:45:49,290 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:45:49,291 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:45:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3448 states. [2019-09-20 13:45:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-09-20 13:45:49,390 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:45:49,392 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 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 13:45:49,394 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:45:49,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:45:49,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1690563554, now seen corresponding path program 1 times [2019-09-20 13:45:49,403 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:45:49,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:49,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:45:49,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:49,518 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:45:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:45:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-20 13:45:51,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:45:51,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:45:51,070 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:45:51,078 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:45:51,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:45:51,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:45:51,108 INFO L87 Difference]: Start difference. First operand 3448 states. Second operand 3 states. [2019-09-20 13:45:52,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:45:52,110 INFO L93 Difference]: Finished difference Result 6466 states and 8737 transitions. [2019-09-20 13:45:52,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:45:52,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 399 [2019-09-20 13:45:52,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:45:52,207 INFO L225 Difference]: With dead ends: 6466 [2019-09-20 13:45:52,207 INFO L226 Difference]: Without dead ends: 6399 [2019-09-20 13:45:52,210 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 13:45:52,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6399 states. [2019-09-20 13:45:52,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6399 to 6394. [2019-09-20 13:45:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6394 states. [2019-09-20 13:45:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 8623 transitions. [2019-09-20 13:45:52,617 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 8623 transitions. Word has length 399 [2019-09-20 13:45:52,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:45:52,623 INFO L475 AbstractCegarLoop]: Abstraction has 6394 states and 8623 transitions. [2019-09-20 13:45:52,623 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:45:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 8623 transitions. [2019-09-20 13:45:52,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2019-09-20 13:45:52,648 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:45:52,648 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 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 13:45:52,649 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:45:52,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:45:52,649 INFO L82 PathProgramCache]: Analyzing trace with hash -477835500, now seen corresponding path program 1 times [2019-09-20 13:45:52,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:45:52,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:52,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:45:52,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:52,681 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:45:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:45:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-20 13:45:53,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:45:53,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:45:53,484 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:45:53,501 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:45:53,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:45:53,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:45:53,505 INFO L87 Difference]: Start difference. First operand 6394 states and 8623 transitions. Second operand 3 states. [2019-09-20 13:45:54,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:45:54,116 INFO L93 Difference]: Finished difference Result 12398 states and 16665 transitions. [2019-09-20 13:45:54,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:45:54,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 400 [2019-09-20 13:45:54,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:45:54,208 INFO L225 Difference]: With dead ends: 12398 [2019-09-20 13:45:54,208 INFO L226 Difference]: Without dead ends: 12398 [2019-09-20 13:45:54,211 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 13:45:54,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12398 states. [2019-09-20 13:45:54,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12398 to 12392. [2019-09-20 13:45:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12392 states. [2019-09-20 13:45:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12392 states to 12392 states and 16660 transitions. [2019-09-20 13:45:54,661 INFO L78 Accepts]: Start accepts. Automaton has 12392 states and 16660 transitions. Word has length 400 [2019-09-20 13:45:54,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:45:54,662 INFO L475 AbstractCegarLoop]: Abstraction has 12392 states and 16660 transitions. [2019-09-20 13:45:54,663 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:45:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12392 states and 16660 transitions. [2019-09-20 13:45:54,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-09-20 13:45:54,677 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:45:54,678 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 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 13:45:54,678 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:45:54,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:45:54,679 INFO L82 PathProgramCache]: Analyzing trace with hash -544290391, now seen corresponding path program 1 times [2019-09-20 13:45:54,679 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:45:54,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:54,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:45:54,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:54,705 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:45:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:45:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-20 13:45:56,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:45:56,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:45:56,165 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:45:56,166 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:45:56,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:45:56,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:45:56,166 INFO L87 Difference]: Start difference. First operand 12392 states and 16660 transitions. Second operand 3 states. [2019-09-20 13:45:56,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:45:56,763 INFO L93 Difference]: Finished difference Result 23340 states and 31249 transitions. [2019-09-20 13:45:56,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:45:56,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 406 [2019-09-20 13:45:56,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:45:56,914 INFO L225 Difference]: With dead ends: 23340 [2019-09-20 13:45:56,914 INFO L226 Difference]: Without dead ends: 23340 [2019-09-20 13:45:56,914 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 13:45:56,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23340 states. [2019-09-20 13:45:57,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23340 to 23336. [2019-09-20 13:45:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23336 states. [2019-09-20 13:45:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23336 states to 23336 states and 31246 transitions. [2019-09-20 13:45:57,731 INFO L78 Accepts]: Start accepts. Automaton has 23336 states and 31246 transitions. Word has length 406 [2019-09-20 13:45:57,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:45:57,732 INFO L475 AbstractCegarLoop]: Abstraction has 23336 states and 31246 transitions. [2019-09-20 13:45:57,732 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:45:57,732 INFO L276 IsEmpty]: Start isEmpty. Operand 23336 states and 31246 transitions. [2019-09-20 13:45:57,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2019-09-20 13:45:57,743 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:45:57,743 INFO L407 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 16, 16, 16, 16, 16, 16, 16, 16, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:45:57,744 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:45:57,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:45:57,744 INFO L82 PathProgramCache]: Analyzing trace with hash 30343145, now seen corresponding path program 1 times [2019-09-20 13:45:57,744 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:45:57,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:57,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:45:57,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:45:57,763 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:45:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:45:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2466 trivial. 0 not checked. [2019-09-20 13:45:58,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:45:58,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:45:58,548 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:45:58,549 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:45:58,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:45:58,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:45:58,550 INFO L87 Difference]: Start difference. First operand 23336 states and 31246 transitions. Second operand 3 states. [2019-09-20 13:45:59,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:45:59,078 INFO L93 Difference]: Finished difference Result 23420 states and 31299 transitions. [2019-09-20 13:45:59,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:45:59,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 484 [2019-09-20 13:45:59,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:45:59,081 INFO L225 Difference]: With dead ends: 23420 [2019-09-20 13:45:59,081 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:45:59,081 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 13:45:59,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:45:59,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:45:59,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:45:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:45:59,082 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 484 [2019-09-20 13:45:59,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:45:59,082 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:45:59,083 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:45:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:45:59,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:45:59,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:45:59 BoogieIcfgContainer [2019-09-20 13:45:59,088 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:45:59,091 INFO L168 Benchmark]: Toolchain (without parser) took 29775.87 ms. Allocated memory was 136.8 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 71.3 MB in the beginning and 736.2 MB in the end (delta: -664.9 MB). Peak memory consumption was 362.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:45:59,092 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-20 13:45:59,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4626.75 ms. Allocated memory was 136.8 MB in the beginning and 297.3 MB in the end (delta: 160.4 MB). Free memory was 70.8 MB in the beginning and 68.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 173.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:45:59,094 INFO L168 Benchmark]: Boogie Preprocessor took 542.52 ms. Allocated memory was 297.3 MB in the beginning and 411.0 MB in the end (delta: 113.8 MB). Free memory was 68.2 MB in the beginning and 303.6 MB in the end (delta: -235.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:45:59,095 INFO L168 Benchmark]: RCFGBuilder took 14719.11 ms. Allocated memory was 411.0 MB in the beginning and 687.3 MB in the end (delta: 276.3 MB). Free memory was 303.6 MB in the beginning and 214.6 MB in the end (delta: 89.1 MB). Peak memory consumption was 412.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:45:59,096 INFO L168 Benchmark]: TraceAbstraction took 9882.59 ms. Allocated memory was 687.3 MB in the beginning and 1.2 GB in the end (delta: 476.6 MB). Free memory was 214.6 MB in the beginning and 736.2 MB in the end (delta: -521.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:45:59,100 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4626.75 ms. Allocated memory was 136.8 MB in the beginning and 297.3 MB in the end (delta: 160.4 MB). Free memory was 70.8 MB in the beginning and 68.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 173.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 542.52 ms. Allocated memory was 297.3 MB in the beginning and 411.0 MB in the end (delta: 113.8 MB). Free memory was 68.2 MB in the beginning and 303.6 MB in the end (delta: -235.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 14719.11 ms. Allocated memory was 411.0 MB in the beginning and 687.3 MB in the end (delta: 276.3 MB). Free memory was 303.6 MB in the beginning and 214.6 MB in the end (delta: 89.1 MB). Peak memory consumption was 412.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9882.59 ms. Allocated memory was 687.3 MB in the beginning and 1.2 GB in the end (delta: 476.6 MB). Free memory was 214.6 MB in the beginning and 736.2 MB in the end (delta: -521.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10385]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 351 procedures, 3509 locations, 1 error locations. SAFE Result, 9.8s OverallTime, 4 OverallIterations, 18 TraceHistogramMax, 3.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 23172 SDtfs, 17042 SDslu, 12970 SDs, 0 SdLazy, 264 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23336occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 4 MinimizatonAttempts, 15 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1689 NumberOfCodeBlocks, 1689 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1685 ConstructedInterpolants, 0 QuantifiedInterpolants, 763207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 9837/9837 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...