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-efa34d5 [2019-09-16 17:25:01,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:25:01,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:25:01,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:25:01,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:25:01,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:25:01,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:25:01,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:25:01,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:25:01,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:25:01,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:25:01,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:25:01,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:25:01,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:25:01,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:25:01,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:25:01,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:25:01,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:25:01,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:25:01,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:25:01,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:25:01,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:25:01,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:25:01,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:25:01,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:25:01,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:25:01,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:25:01,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:25:01,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:25:01,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:25:01,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:25:01,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:25:01,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:25:01,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:25:01,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:25:01,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:25:01,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:25:01,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:25:01,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:25:01,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:25:01,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:25:01,794 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 [2019-09-16 17:25:01,809 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:25:01,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:25:01,810 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:25:01,810 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:25:01,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:25:01,811 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:25:01,811 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:25:01,812 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:25:01,812 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:25:01,812 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:25:01,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:25:01,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:25:01,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:25:01,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:25:01,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:25:01,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:25:01,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:25:01,814 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:25:01,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:25:01,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:25:01,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:25:01,815 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:25:01,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:25:01,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:25:01,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:25:01,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:25:01,816 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:25:01,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:25:01,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:25:01,817 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:25:01,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:25:01,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:25:01,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:25:01,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:25:01,876 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:25:01,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-16 17:25:01,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6133c8ff0/8e5a01afe23641b3833ebb99f5c0bd9d/FLAGfb2b45499 [2019-09-16 17:25:02,902 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:25:02,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-16 17:25:02,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6133c8ff0/8e5a01afe23641b3833ebb99f5c0bd9d/FLAGfb2b45499 [2019-09-16 17:25:03,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6133c8ff0/8e5a01afe23641b3833ebb99f5c0bd9d [2019-09-16 17:25:03,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:25:03,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:25:03,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:25:03,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:25:03,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:25:03,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:25:03" (1/1) ... [2019-09-16 17:25:03,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45692ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:03, skipping insertion in model container [2019-09-16 17:25:03,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:25:03" (1/1) ... [2019-09-16 17:25:03,352 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:25:03,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:25:06,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:25:06,900 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:25:07,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:25:08,546 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:25:08,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08 WrapperNode [2019-09-16 17:25:08,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:25:08,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:25:08,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:25:08,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:25:08,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (1/1) ... [2019-09-16 17:25:08,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:25:08,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:25:08,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:25:08,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:25:08,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (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 [2019-09-16 17:25:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:25:09,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:25:09,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-16 17:25:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-16 17:25:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-16 17:25:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-16 17:25:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-16 17:25:09,049 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-16 17:25:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-16 17:25:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-16 17:25:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-16 17:25:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-16 17:25:09,050 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-16 17:25:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-16 17:25:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-16 17:25:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-16 17:25:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-16 17:25:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-16 17:25:09,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-16 17:25:09,053 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-16 17:25:09,054 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-16 17:25:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2019-09-16 17:25:09,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_bio_nr [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2019-09-16 17:25:09,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2019-09-16 17:25:09,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2019-09-16 17:25:09,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2019-09-16 17:25:09,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_dm_origin [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_dm_origin [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_dm_origin [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2019-09-16 17:25:09,061 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2019-09-16 17:25:09,062 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2019-09-16 17:25:09,063 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2019-09-16 17:25:09,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2019-09-16 17:25:09,065 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2019-09-16 17:25:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_exception [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2019-09-16 17:25:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2019-09-16 17:25:09,068 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2019-09-16 17:25:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2019-09-16 17:25:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_postsuspend [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2019-09-16 17:25:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_5 [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_7 [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_6 [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-16 17:25:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:25:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_23 [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_24 [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mempool_alloc_25 [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-16 17:25:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2019-09-16 17:25:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_45 [2019-09-16 17:25:09,076 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2019-09-16 17:25:09,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_67 [2019-09-16 17:25:09,078 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_metadata [2019-09-16 17:25:09,079 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2019-09-16 17:25:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2019-09-16 17:25:09,081 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2019-09-16 17:25:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-09-16 17:25:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_89 [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_92 [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_93 [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_94 [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-16 17:25:09,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-16 17:25:09,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-16 17:25:09,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-16 17:25:09,087 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_work_on_stack [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_accept_partial_bio [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_create [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_client_destroy [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_forget [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_device_size [2019-09-16 17:25:09,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_prefetch [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_read [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_release [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_set_minimum_buffers [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hold [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_resume_fast [2019-09-16 17:25:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_suspend_fast [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-09-16 17:25:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-09-16 17:25:09,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-16 17:25:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2019-09-16 17:25:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_5 [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_postsuspend_6 [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_preresume_7 [2019-09-16 17:25:09,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_6 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_7 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-16 17:25:09,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-16 17:25:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-16 17:25:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:25:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:25:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-16 17:25:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-16 17:25:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-16 17:25:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:25:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-16 17:25:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-16 17:25:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-16 17:25:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-16 17:25:09,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:25:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-16 17:25:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-16 17:25:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-09-16 17:25:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-16 17:25:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-16 17:25:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-16 17:25:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-16 17:25:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure bit_wait [2019-09-16 17:25:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2019-09-16 17:25:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_23 [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_24 [2019-09-16 17:25:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_1 [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_4 [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_5 [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_2 [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_7 [2019-09-16 17:25:09,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_exception_store_type_3 [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_6 [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mempool_alloc_25 [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-09-16 17:25:09,114 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-16 17:25:09,115 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_bio_nr [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hold [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2019-09-16 17:25:09,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_accept_partial_bio [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2019-09-16 17:25:09,117 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_suspend_fast [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_resume_fast [2019-09-16 17:25:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2019-09-16 17:25:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2019-09-16 17:25:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2019-09-16 17:25:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_dm_origin [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_dm_origin [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_dm_origin [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2019-09-16 17:25:09,122 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2019-09-16 17:25:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2019-09-16 17:25:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2019-09-16 17:25:09,125 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-16 17:25:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2019-09-16 17:25:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure complete_exception [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2019-09-16 17:25:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2019-09-16 17:25:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2019-09-16 17:25:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2019-09-16 17:25:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_postsuspend [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2019-09-16 17:25:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_6 [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_preresume_7 [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_6 [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_postsuspend_5 [2019-09-16 17:25:09,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_7 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-16 17:25:09,134 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_45 [2019-09-16 17:25:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2019-09-16 17:25:09,136 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_67 [2019-09-16 17:25:09,137 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2019-09-16 17:25:09,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-16 17:25:09,139 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_work_on_stack [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_89 [2019-09-16 17:25:09,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_92 [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_94 [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_93 [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_create [2019-09-16 17:25:09,141 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_client_destroy [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_read [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_prefetch [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_release [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_forget [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_set_minimum_buffers [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_device_size [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2019-09-16 17:25:09,142 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure skip_metadata [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2019-09-16 17:25:09,143 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-16 17:25:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2019-09-16 17:25:09,145 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-16 17:25:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:25:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-16 17:25:09,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-16 17:25:10,727 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-16 17:25:24,192 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:25:24,192 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:25:24,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:25:24 BoogieIcfgContainer [2019-09-16 17:25:24,196 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:25:24,198 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 17:25:24,198 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 17:25:24,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 17:25:24,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 05:25:03" (1/3) ... [2019-09-16 17:25:24,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4072248e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:25:24, skipping insertion in model container [2019-09-16 17:25:24,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:25:08" (2/3) ... [2019-09-16 17:25:24,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4072248e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 05:25:24, skipping insertion in model container [2019-09-16 17:25:24,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:25:24" (3/3) ... [2019-09-16 17:25:24,206 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point.cil.out.i [2019-09-16 17:25:24,218 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 17:25:24,231 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 17:25:24,252 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 17:25:24,283 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 17:25:24,283 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-16 17:25:24,283 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 17:25:24,283 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 17:25:24,283 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 17:25:24,283 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 17:25:24,284 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 17:25:24,284 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 17:25:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3448 states. [2019-09-16 17:25:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-09-16 17:25:24,377 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:25:24,379 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] [2019-09-16 17:25:24,382 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:25:24,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:25:24,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1690563554, now seen corresponding path program 1 times [2019-09-16 17:25:24,390 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:25:24,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:24,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:25:24,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:24,506 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:25:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:25:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-16 17:25:26,101 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:25:26,101 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:25:26,102 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:25:26,109 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:25:26,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:25:26,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:25:26,129 INFO L87 Difference]: Start difference. First operand 3448 states. Second operand 3 states. [2019-09-16 17:25:27,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:25:27,092 INFO L93 Difference]: Finished difference Result 6466 states and 8737 transitions. [2019-09-16 17:25:27,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:25:27,094 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 399 [2019-09-16 17:25:27,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:25:27,180 INFO L225 Difference]: With dead ends: 6466 [2019-09-16 17:25:27,180 INFO L226 Difference]: Without dead ends: 6399 [2019-09-16 17:25:27,183 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 [2019-09-16 17:25:27,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6399 states. [2019-09-16 17:25:27,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6399 to 6394. [2019-09-16 17:25:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6394 states. [2019-09-16 17:25:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 8623 transitions. [2019-09-16 17:25:27,626 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 8623 transitions. Word has length 399 [2019-09-16 17:25:27,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:25:27,631 INFO L475 AbstractCegarLoop]: Abstraction has 6394 states and 8623 transitions. [2019-09-16 17:25:27,631 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:25:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 8623 transitions. [2019-09-16 17:25:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2019-09-16 17:25:27,656 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:25:27,656 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] [2019-09-16 17:25:27,657 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:25:27,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:25:27,657 INFO L82 PathProgramCache]: Analyzing trace with hash -477835500, now seen corresponding path program 1 times [2019-09-16 17:25:27,657 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:25:27,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:27,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:25:27,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:27,682 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:25:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:25:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-16 17:25:28,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:25:28,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:25:28,682 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:25:28,688 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:25:28,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:25:28,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:25:28,689 INFO L87 Difference]: Start difference. First operand 6394 states and 8623 transitions. Second operand 3 states. [2019-09-16 17:25:29,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:25:29,295 INFO L93 Difference]: Finished difference Result 12398 states and 16665 transitions. [2019-09-16 17:25:29,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:25:29,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 400 [2019-09-16 17:25:29,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:25:29,398 INFO L225 Difference]: With dead ends: 12398 [2019-09-16 17:25:29,399 INFO L226 Difference]: Without dead ends: 12398 [2019-09-16 17:25:29,400 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 [2019-09-16 17:25:29,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12398 states. [2019-09-16 17:25:29,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12398 to 12392. [2019-09-16 17:25:29,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12392 states. [2019-09-16 17:25:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12392 states to 12392 states and 16660 transitions. [2019-09-16 17:25:29,848 INFO L78 Accepts]: Start accepts. Automaton has 12392 states and 16660 transitions. Word has length 400 [2019-09-16 17:25:29,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:25:29,849 INFO L475 AbstractCegarLoop]: Abstraction has 12392 states and 16660 transitions. [2019-09-16 17:25:29,850 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:25:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 12392 states and 16660 transitions. [2019-09-16 17:25:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2019-09-16 17:25:29,858 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:25:29,858 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] [2019-09-16 17:25:29,858 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:25:29,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:25:29,859 INFO L82 PathProgramCache]: Analyzing trace with hash -544290391, now seen corresponding path program 1 times [2019-09-16 17:25:29,859 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:25:29,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:29,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:25:29,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:29,881 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:25:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:25:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2457 trivial. 0 not checked. [2019-09-16 17:25:30,661 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:25:30,661 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:25:30,661 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:25:30,663 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:25:30,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:25:30,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:25:30,664 INFO L87 Difference]: Start difference. First operand 12392 states and 16660 transitions. Second operand 3 states. [2019-09-16 17:25:31,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:25:31,334 INFO L93 Difference]: Finished difference Result 23340 states and 31249 transitions. [2019-09-16 17:25:31,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:25:31,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 406 [2019-09-16 17:25:31,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:25:31,504 INFO L225 Difference]: With dead ends: 23340 [2019-09-16 17:25:31,504 INFO L226 Difference]: Without dead ends: 23340 [2019-09-16 17:25:31,505 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 [2019-09-16 17:25:31,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23340 states. [2019-09-16 17:25:32,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23340 to 23336. [2019-09-16 17:25:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23336 states. [2019-09-16 17:25:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23336 states to 23336 states and 31246 transitions. [2019-09-16 17:25:32,350 INFO L78 Accepts]: Start accepts. Automaton has 23336 states and 31246 transitions. Word has length 406 [2019-09-16 17:25:32,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:25:32,351 INFO L475 AbstractCegarLoop]: Abstraction has 23336 states and 31246 transitions. [2019-09-16 17:25:32,351 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:25:32,352 INFO L276 IsEmpty]: Start isEmpty. Operand 23336 states and 31246 transitions. [2019-09-16 17:25:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2019-09-16 17:25:32,364 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 17:25:32,364 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] [2019-09-16 17:25:32,365 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 17:25:32,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 17:25:32,366 INFO L82 PathProgramCache]: Analyzing trace with hash 30343145, now seen corresponding path program 1 times [2019-09-16 17:25:32,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-16 17:25:32,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:32,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 17:25:32,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 17:25:32,395 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-16 17:25:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 17:25:34,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2466 trivial. 0 not checked. [2019-09-16 17:25:34,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 17:25:34,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 17:25:34,302 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-16 17:25:34,303 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 17:25:34,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 17:25:34,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 17:25:34,304 INFO L87 Difference]: Start difference. First operand 23336 states and 31246 transitions. Second operand 3 states. [2019-09-16 17:25:34,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 17:25:34,830 INFO L93 Difference]: Finished difference Result 23420 states and 31299 transitions. [2019-09-16 17:25:34,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 17:25:34,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 484 [2019-09-16 17:25:34,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 17:25:34,832 INFO L225 Difference]: With dead ends: 23420 [2019-09-16 17:25:34,832 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 17:25:34,833 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 [2019-09-16 17:25:34,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 17:25:34,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 17:25:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 17:25:34,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 17:25:34,834 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 484 [2019-09-16 17:25:34,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 17:25:34,834 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 17:25:34,834 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 17:25:34,834 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 17:25:34,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 17:25:34,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 05:25:34 BoogieIcfgContainer [2019-09-16 17:25:34,840 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 17:25:34,843 INFO L168 Benchmark]: Toolchain (without parser) took 31508.76 ms. Allocated memory was 140.5 MB in the beginning and 1.1 GB in the end (delta: 912.3 MB). Free memory was 75.4 MB in the beginning and 598.3 MB in the end (delta: -522.9 MB). Peak memory consumption was 389.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,844 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5212.88 ms. Allocated memory was 140.5 MB in the beginning and 371.2 MB in the end (delta: 230.7 MB). Free memory was 75.2 MB in the beginning and 258.5 MB in the end (delta: -183.3 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,847 INFO L168 Benchmark]: Boogie Preprocessor took 436.81 ms. Allocated memory is still 371.2 MB. Free memory was 258.5 MB in the beginning and 209.2 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,848 INFO L168 Benchmark]: RCFGBuilder took 15211.45 ms. Allocated memory was 371.2 MB in the beginning and 627.6 MB in the end (delta: 256.4 MB). Free memory was 209.2 MB in the beginning and 283.6 MB in the end (delta: -74.4 MB). Peak memory consumption was 369.8 MB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,850 INFO L168 Benchmark]: TraceAbstraction took 10642.28 ms. Allocated memory was 627.6 MB in the beginning and 1.1 GB in the end (delta: 425.2 MB). Free memory was 283.6 MB in the beginning and 598.3 MB in the end (delta: -314.7 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:25:34,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5212.88 ms. Allocated memory was 140.5 MB in the beginning and 371.2 MB in the end (delta: 230.7 MB). Free memory was 75.2 MB in the beginning and 258.5 MB in the end (delta: -183.3 MB). Peak memory consumption was 148.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 436.81 ms. Allocated memory is still 371.2 MB. Free memory was 258.5 MB in the beginning and 209.2 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 15211.45 ms. Allocated memory was 371.2 MB in the beginning and 627.6 MB in the end (delta: 256.4 MB). Free memory was 209.2 MB in the beginning and 283.6 MB in the end (delta: -74.4 MB). Peak memory consumption was 369.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10642.28 ms. Allocated memory was 627.6 MB in the beginning and 1.1 GB in the end (delta: 425.2 MB). Free memory was 283.6 MB in the beginning and 598.3 MB in the end (delta: -314.7 MB). Peak memory consumption was 110.5 MB. 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, 10.5s 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: 1.7s 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...