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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:43:10,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:43:10,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:43:10,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:43:10,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:43:10,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:43:10,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:43:10,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:43:10,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:43:10,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:43:10,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:43:10,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:43:10,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:43:10,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:43:10,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:43:10,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:43:10,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:43:10,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:43:10,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:43:10,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:43:10,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:43:10,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:43:10,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:43:10,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:43:10,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:43:10,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:43:10,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:43:10,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:43:10,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:43:10,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:43:10,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:43:10,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:43:10,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:43:10,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:43:10,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:43:10,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:43:10,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:43:10,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:43:10,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:43:10,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:43:10,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:43:10,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:43:10,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:43:10,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:43:10,929 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:43:10,929 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:43:10,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:43:10,930 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:43:10,930 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:43:10,931 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:43:10,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:43:10,931 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:43:10,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:43:10,932 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:43:10,932 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:43:10,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:43:10,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:43:10,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:43:10,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:43:10,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:43:10,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:43:10,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:43:10,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:43:10,934 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:43:10,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:43:10,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:43:10,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:43:10,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:43:10,935 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:43:10,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:43:10,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:43:10,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:43:10,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:43:10,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:43:10,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:43:10,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:43:10,982 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:43:10,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-09-20 13:43:11,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e332797c/2010281466fb4ffdaddad4e3a4001e29/FLAG04564e0e3 [2019-09-20 13:43:11,899 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:43:11,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-09-20 13:43:11,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e332797c/2010281466fb4ffdaddad4e3a4001e29/FLAG04564e0e3 [2019-09-20 13:43:12,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e332797c/2010281466fb4ffdaddad4e3a4001e29 [2019-09-20 13:43:12,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:43:12,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:43:12,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:43:12,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:43:12,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:43:12,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:43:12" (1/1) ... [2019-09-20 13:43:12,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2086b7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:12, skipping insertion in model container [2019-09-20 13:43:12,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:43:12" (1/1) ... [2019-09-20 13:43:12,432 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:43:12,617 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:43:15,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:43:15,382 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:43:15,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:43:16,606 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:43:16,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16 WrapperNode [2019-09-20 13:43:16,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:43:16,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:43:16,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:43:16,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:43:16,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:16,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:16,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:16,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:16,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:17,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:17,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... [2019-09-20 13:43:17,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:43:17,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:43:17,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:43:17,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:43:17,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:43:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:43:17,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:43:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:43:17,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:43:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:43:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:43:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:43:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:43:17,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-20 13:43:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:43:17,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:43:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:43:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 13:43:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 13:43:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-20 13:43:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 13:43:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 13:43:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:43:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-20 13:43:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-20 13:43:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-20 13:43:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:43:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-20 13:43:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 13:43:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 13:43:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-09-20 13:43:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2019-09-20 13:43:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2019-09-20 13:43:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-09-20 13:43:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del [2019-09-20 13:43:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2019-09-20 13:43:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 13:43:17,200 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-20 13:43:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 13:43:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_on_bit [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-20 13:43:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-09-20 13:43:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-20 13:43:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-20 13:43:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_get [2019-09-20 13:43:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-20 13:43:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-20 13:43:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_request_nr [2019-09-20 13:43:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_chunk_number [2019-09-20 13:43:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count [2019-09-20 13:43:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:43:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:43:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-09-20 13:43:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sector_to_chunk [2019-09-20 13:43:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_origin [2019-09-20 13:43:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snap_cow [2019-09-20 13:43:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_to_sector [2019-09-20 13:43:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_equal [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tracked_chunk [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure is_bio_tracked [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure track_chunk [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_tracking_chunk [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __chunk_is_tracked [2019-09-20 13:43:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_for_conflicting_io [2019-09-20 13:43:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure init_origin_hash [2019-09-20 13:43:17,209 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_origin_hash [2019-09-20 13:43:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_hash [2019-09-20 13:43:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_origin [2019-09-20 13:43:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_origin [2019-09-20 13:43:17,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_snapshots_sharing_cow [2019-09-20 13:43:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_exception_handover [2019-09-20 13:43:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert_snapshot [2019-09-20 13:43:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure register_snapshot [2019-09-20 13:43:17,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reregister_snapshot [2019-09-20 13:43:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_snapshot [2019-09-20 13:43:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_init [2019-09-20 13:43:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_table_exit [2019-09-20 13:43:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure exception_hash [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_remove_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_lookup_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_completed_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure free_completed_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pending_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pending_exception [2019-09-20 13:43:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_insert_exception [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_add_exception [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __minimum_chunk_size [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_max_buckets [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure init_hash_tables [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_shutdown [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_queued_bios_after_merge [2019-09-20 13:43:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_single_exception_chunk [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_single_exception_chunk [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pending_exceptions_done_count [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure increment_pending_exceptions_done_count [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_next_chunks [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_callback [2019-09-20 13:43:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure start_merge [2019-09-20 13:43:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_schedule [2019-09-20 13:43:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_merge [2019-09-20 13:43:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_ctr [2019-09-20 13:43:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_exceptions [2019-09-20 13:43:17,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __handover_exceptions [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_dtr [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_bios [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_origin_bios [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bios [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __invalidate_snapshot [2019-09-20 13:43:17,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pending_complete [2019-09-20 13:43:17,219 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_callback [2019-09-20 13:43:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_callback [2019-09-20 13:43:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure start_copy [2019-09-20 13:43:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure full_bio_end_io [2019-09-20 13:43:17,220 INFO L138 BoogieDeclarations]: Found implementation of procedure start_full_bio [2019-09-20 13:43:17,221 INFO L138 BoogieDeclarations]: Found implementation of procedure __lookup_pending_exception [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_pending_exception [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_exception [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_map [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_map [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_end_io [2019-09-20 13:43:17,222 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_presuspend [2019-09-20 13:43:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_preresume [2019-09-20 13:43:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_resume [2019-09-20 13:43:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure get_origin_minimum_chunksize [2019-09-20 13:43:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_merge_resume [2019-09-20 13:43:17,223 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_status [2019-09-20 13:43:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure snapshot_iterate_devices [2019-09-20 13:43:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __origin_write [2019-09-20 13:43:17,224 INFO L138 BoogieDeclarations]: Found implementation of procedure do_origin [2019-09-20 13:43:17,225 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_write_extent [2019-09-20 13:43:17,228 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_ctr [2019-09-20 13:43:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_dtr [2019-09-20 13:43:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_map [2019-09-20 13:43:17,229 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_resume [2019-09-20 13:43:17,235 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_status [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_merge [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure origin_iterate_devices [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_init [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_snapshot_exit [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-09-20 13:43:17,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-09-20 13:43:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-09-20 13:43:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_4 [2019-09-20 13:43:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-20 13:43:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_6 [2019-09-20 13:43:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-20 13:43:17,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_exception_store_type [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure _get_exception_store_type [2019-09-20 13:43:17,239 INFO L138 BoogieDeclarations]: Found implementation of procedure get_type [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure put_type [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_register [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_type_unregister [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure set_chunk_size [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_set_chunk_size [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_create [2019-09-20 13:43:17,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_destroy [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_init [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_exception_store_exit [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-09-20 13:43:17,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_20 [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_dtr [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_read_metadata [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_prepare_exception [2019-09-20 13:43:17,242 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_commit_exception [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_usage [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_ctr [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure transient_status [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_init [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_transient_snapshot_exit [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-20 13:43:17,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_5 [2019-09-20 13:43:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_29 [2019-09-20 13:43:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_30 [2019-09-20 13:43:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_31 [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_32 [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_33 [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_34 [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-20 13:43:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_area [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure free_area [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure do_metadata [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_io [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure area_location [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure area_io [2019-09-20 13:43:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_memory_area [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_disk_area [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure read_header [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_header [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exception [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exception [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_exception [2019-09-20 13:43:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_exception [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_exceptions [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure read_exceptions [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure get_info [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_usage [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_dtr [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_read_metadata [2019-09-20 13:43:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_exception [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_exception [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_prepare_merge [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_commit_merge [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_drop_snapshot [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_ctr [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure persistent_status [2019-09-20 13:43:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_init [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_persistent_snapshot_exit [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_6 [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_7 [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_43 [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_44 [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_45 [2019-09-20 13:43:17,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_46 [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_48 [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_49 [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 13:43:17,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-20 13:43:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:43:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:43:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:43:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-20 13:43:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-09-20 13:43:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:43:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 13:43:17,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 13:43:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-09-20 13:43:17,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-20 13:43:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-20 13:43:17,265 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-20 13:43:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-20 13:43:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io [2019-09-20 13:43:17,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_create [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_io_client_destroy [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_do_callback [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_prepare_callback [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-20 13:43:17,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_size [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-20 13:43:17,268 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_vcalloc [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write_nested [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-20 13:43:17,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_merge_target_postsuspend [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_postsuspend [2019-09-20 13:43:17,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_preresume [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_origin_target_presuspend [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_snapshot_target_postsuspend [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_snapshot_target_presuspend [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-20 13:43:17,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:43:17,272 INFO L138 BoogieDeclarations]: Found implementation of procedure out_of_line_wait_on_bit [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-20 13:43:17,273 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_bit [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 13:43:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:43:17,276 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 13:43:17,277 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2019-09-20 13:43:17,278 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-20 13:43:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_6 [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_4 [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-20 13:43:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-20 13:43:17,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-20 13:43:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-20 13:43:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-20 13:43:17,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-20 13:43:17,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 13:43:17,284 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure down_write_nested [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_bit [2019-09-20 13:43:17,285 INFO L130 BoogieDeclarations]: Found specification of procedure out_of_line_wait_on_bit [2019-09-20 13:43:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-09-20 13:43:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-20 13:43:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-09-20 13:43:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure wait_on_bit [2019-09-20 13:43:17,286 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-20 13:43:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-20 13:43:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-09-20 13:43:17,288 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:43:17,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2019-09-20 13:43:17,290 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_get [2019-09-20 13:43:17,291 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_request_nr [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-20 13:43:17,292 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_size [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_vcalloc [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-09-20 13:43:17,293 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_prepare_callback [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_do_callback [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_origin [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snap_cow [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_chunk_number [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_inc [2019-09-20 13:43:17,294 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consecutive_chunk_count_dec [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure sector_to_chunk [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_create [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_destroy [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_init [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_exit [2019-09-20 13:43:17,295 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_to_sector [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_equal [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure init_tracked_chunk [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure is_bio_tracked [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure track_chunk [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure stop_tracking_chunk [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure __chunk_is_tracked [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure __check_for_conflicting_io [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:43:17,296 INFO L130 BoogieDeclarations]: Found specification of procedure init_origin_hash [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure exit_origin_hash [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure origin_hash [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_origin [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_origin [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure __find_snapshots_sharing_cow [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_exception_handover [2019-09-20 13:43:17,297 INFO L130 BoogieDeclarations]: Found specification of procedure __insert_snapshot [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure register_snapshot [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure reregister_snapshot [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_snapshot [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_init [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_table_exit [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure exception_hash [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure dm_remove_exception [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure dm_lookup_exception [2019-09-20 13:43:17,298 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_completed_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure free_completed_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pending_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure free_pending_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure dm_insert_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure dm_add_exception [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure __minimum_chunk_size [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure calc_max_buckets [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure init_hash_tables [2019-09-20 13:43:17,299 INFO L130 BoogieDeclarations]: Found specification of procedure merge_shutdown [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure __release_queued_bios_after_merge [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_single_exception_chunk [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure flush_bios [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure remove_single_exception_chunk [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure origin_write_extent [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure merge_callback [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure read_pending_exceptions_done_count [2019-09-20 13:43:17,300 INFO L130 BoogieDeclarations]: Found specification of procedure increment_pending_exceptions_done_count [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_next_chunks [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure error_bios [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure start_merge [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure wait_schedule [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure stop_merge [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_ctr [2019-09-20 13:43:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure __free_exceptions [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure __handover_exceptions [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_dtr [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure do_origin [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure retry_origin_bios [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure __invalidate_snapshot [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure pending_complete [2019-09-20 13:43:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure commit_callback [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure copy_callback [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure start_copy [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure full_bio_end_io [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure start_full_bio [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure __lookup_pending_exception [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure __find_pending_exception [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:43:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure remap_exception [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_map [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_map [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_end_io [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_presuspend [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_preresume [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_resume [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure get_origin_minimum_chunksize [2019-09-20 13:43:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_merge_resume [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_status [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~status_type_t~0~X~$Pointer$~X~int~TO~int [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure snapshot_iterate_devices [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure __origin_write [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure origin_ctr [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure origin_dtr [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure origin_map [2019-09-20 13:43:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure origin_resume [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure origin_status [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure origin_merge [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure origin_iterate_devices [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_init [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure dm_snapshot_exit [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_presuspend [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_postsuspend [2019-09-20 13:43:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_merge_target_postsuspend [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_snapshot_target_postsuspend [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_origin_target_preresume [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_snapshot_target_presuspend [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_5 [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_6 [2019-09-20 13:43:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_7 [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-09-20 13:43:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_20 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-20 13:43:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_register [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_type_unregister [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_exception_store_set_chunk_size [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_init [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_persistent_snapshot_exit [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_init [2019-09-20 13:43:17,310 INFO L130 BoogieDeclarations]: Found specification of procedure dm_transient_snapshot_exit [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure __find_exception_store_type [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure _get_exception_store_type [2019-09-20 13:43:17,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_type [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure put_type [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure set_chunk_size [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_34 [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_30 [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_32 [2019-09-20 13:43:17,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_29 [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_31 [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_33 [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure transient_dtr [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure transient_read_metadata [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure transient_prepare_exception [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure transient_commit_exception [2019-09-20 13:43:17,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure transient_usage [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure transient_ctr [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure transient_status [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:43:17,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_48 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_44 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_46 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_49 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_43 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_45 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:43:17,315 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_create [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io_client_destroy [2019-09-20 13:43:17,316 INFO L130 BoogieDeclarations]: Found specification of procedure dm_io [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_area [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure free_area [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure do_metadata [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_io [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure area_location [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure area_io [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure zero_memory_area [2019-09-20 13:43:17,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure zero_disk_area [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure read_header [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write_header [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure get_exception [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure read_exception [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure write_exception [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure clear_exception [2019-09-20 13:43:17,318 INFO L130 BoogieDeclarations]: Found specification of procedure insert_exceptions [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~chunk_t~0~X~~chunk_t~0~TO~int [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure read_exceptions [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure get_info [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_usage [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_dtr [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_read_metadata [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_exception [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_exception [2019-09-20 13:43:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_prepare_merge [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_commit_merge [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_drop_snapshot [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_ctr [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure persistent_status [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-20 13:43:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:43:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:43:17,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:43:29,708 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:43:29,708 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:43:29,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:43:29 BoogieIcfgContainer [2019-09-20 13:43:29,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:43:29,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:43:29,713 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:43:29,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:43:29,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:43:12" (1/3) ... [2019-09-20 13:43:29,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61439309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:43:29, skipping insertion in model container [2019-09-20 13:43:29,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:43:16" (2/3) ... [2019-09-20 13:43:29,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61439309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:43:29, skipping insertion in model container [2019-09-20 13:43:29,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:43:29" (3/3) ... [2019-09-20 13:43:29,722 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--md--dm-snapshot.ko-main.cil.out.i [2019-09-20 13:43:29,732 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:43:29,750 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:43:29,768 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:43:29,798 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:43:29,798 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:43:29,798 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:43:29,799 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:43:29,799 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:43:29,799 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:43:29,799 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:43:29,799 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:43:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states. [2019-09-20 13:43:29,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-09-20 13:43:29,915 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:29,916 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:29,923 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:29,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:29,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1413394086, now seen corresponding path program 1 times [2019-09-20 13:43:29,933 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:30,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:30,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:30,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:30,072 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:30,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:30,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:30,925 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:30,930 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:30,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:30,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:30,949 INFO L87 Difference]: Start difference. First operand 2903 states. Second operand 3 states. [2019-09-20 13:43:31,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:31,373 INFO L93 Difference]: Finished difference Result 2685 states and 3606 transitions. [2019-09-20 13:43:31,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:31,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2019-09-20 13:43:31,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:31,420 INFO L225 Difference]: With dead ends: 2685 [2019-09-20 13:43:31,421 INFO L226 Difference]: Without dead ends: 2666 [2019-09-20 13:43:31,423 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:31,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2666 states. [2019-09-20 13:43:31,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2666 to 2657. [2019-09-20 13:43:31,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2657 states. [2019-09-20 13:43:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2657 states and 3572 transitions. [2019-09-20 13:43:31,616 INFO L78 Accepts]: Start accepts. Automaton has 2657 states and 3572 transitions. Word has length 79 [2019-09-20 13:43:31,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:31,619 INFO L475 AbstractCegarLoop]: Abstraction has 2657 states and 3572 transitions. [2019-09-20 13:43:31,619 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3572 transitions. [2019-09-20 13:43:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-09-20 13:43:31,641 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:31,642 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:31,642 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:31,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:31,642 INFO L82 PathProgramCache]: Analyzing trace with hash 1470652388, now seen corresponding path program 1 times [2019-09-20 13:43:31,643 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:31,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:31,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:31,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:31,664 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:31,983 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:31,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:31,984 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:31,985 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:31,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:31,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:31,986 INFO L87 Difference]: Start difference. First operand 2657 states and 3572 transitions. Second operand 3 states. [2019-09-20 13:43:34,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:34,333 INFO L93 Difference]: Finished difference Result 2656 states and 3570 transitions. [2019-09-20 13:43:34,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:34,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 79 [2019-09-20 13:43:34,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:34,360 INFO L225 Difference]: With dead ends: 2656 [2019-09-20 13:43:34,360 INFO L226 Difference]: Without dead ends: 2656 [2019-09-20 13:43:34,365 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:34,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2656 states. [2019-09-20 13:43:34,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2656 to 2656. [2019-09-20 13:43:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2656 states. [2019-09-20 13:43:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 3570 transitions. [2019-09-20 13:43:34,465 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 3570 transitions. Word has length 79 [2019-09-20 13:43:34,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:34,467 INFO L475 AbstractCegarLoop]: Abstraction has 2656 states and 3570 transitions. [2019-09-20 13:43:34,468 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 3570 transitions. [2019-09-20 13:43:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-09-20 13:43:34,480 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:34,480 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:34,481 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:34,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:34,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1655906325, now seen corresponding path program 1 times [2019-09-20 13:43:34,482 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:34,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:34,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:34,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:34,507 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:34,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:34,854 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:34,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:34,854 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:34,855 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:34,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:34,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:34,856 INFO L87 Difference]: Start difference. First operand 2656 states and 3570 transitions. Second operand 3 states. [2019-09-20 13:43:37,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:37,188 INFO L93 Difference]: Finished difference Result 2655 states and 3568 transitions. [2019-09-20 13:43:37,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:37,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 80 [2019-09-20 13:43:37,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:37,211 INFO L225 Difference]: With dead ends: 2655 [2019-09-20 13:43:37,212 INFO L226 Difference]: Without dead ends: 2655 [2019-09-20 13:43:37,212 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:37,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2019-09-20 13:43:37,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2655. [2019-09-20 13:43:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2655 states. [2019-09-20 13:43:37,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 3568 transitions. [2019-09-20 13:43:37,418 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 3568 transitions. Word has length 80 [2019-09-20 13:43:37,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:37,420 INFO L475 AbstractCegarLoop]: Abstraction has 2655 states and 3568 transitions. [2019-09-20 13:43:37,420 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3568 transitions. [2019-09-20 13:43:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-09-20 13:43:37,432 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:43:37,433 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:43:37,433 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:43:37,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:43:37,434 INFO L82 PathProgramCache]: Analyzing trace with hash 205026247, now seen corresponding path program 1 times [2019-09-20 13:43:37,434 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:43:37,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:37,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:43:37,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:43:37,454 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:43:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:43:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:43:37,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:43:37,799 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:43:37,799 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:43:37,801 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:43:37,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:43:37,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:37,802 INFO L87 Difference]: Start difference. First operand 2655 states and 3568 transitions. Second operand 3 states. [2019-09-20 13:43:40,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:43:40,052 INFO L93 Difference]: Finished difference Result 2652 states and 3565 transitions. [2019-09-20 13:43:40,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:43:40,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 81 [2019-09-20 13:43:40,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:43:40,186 INFO L225 Difference]: With dead ends: 2652 [2019-09-20 13:43:40,186 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:43:40,187 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:43:40,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:43:40,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:43:40,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:43:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:43:40,188 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 81 [2019-09-20 13:43:40,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:43:40,188 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:43:40,188 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:43:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:43:40,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:43:40,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:43:40 BoogieIcfgContainer [2019-09-20 13:43:40,196 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:43:40,201 INFO L168 Benchmark]: Toolchain (without parser) took 27788.75 ms. Allocated memory was 130.5 MB in the beginning and 694.2 MB in the end (delta: 563.6 MB). Free memory was 74.5 MB in the beginning and 482.3 MB in the end (delta: -407.8 MB). Peak memory consumption was 155.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,203 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4197.25 ms. Allocated memory was 130.5 MB in the beginning and 282.6 MB in the end (delta: 152.0 MB). Free memory was 74.1 MB in the beginning and 91.3 MB in the end (delta: -17.1 MB). Peak memory consumption was 163.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,207 INFO L168 Benchmark]: Boogie Preprocessor took 495.79 ms. Allocated memory was 282.6 MB in the beginning and 391.6 MB in the end (delta: 109.1 MB). Free memory was 91.3 MB in the beginning and 310.5 MB in the end (delta: -219.3 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,208 INFO L168 Benchmark]: RCFGBuilder took 12607.65 ms. Allocated memory was 391.6 MB in the beginning and 677.4 MB in the end (delta: 285.7 MB). Free memory was 310.5 MB in the beginning and 480.6 MB in the end (delta: -170.1 MB). Peak memory consumption was 407.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,210 INFO L168 Benchmark]: TraceAbstraction took 10482.78 ms. Allocated memory was 677.4 MB in the beginning and 694.2 MB in the end (delta: 16.8 MB). Free memory was 480.6 MB in the beginning and 482.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:43:40,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4197.25 ms. Allocated memory was 130.5 MB in the beginning and 282.6 MB in the end (delta: 152.0 MB). Free memory was 74.1 MB in the beginning and 91.3 MB in the end (delta: -17.1 MB). Peak memory consumption was 163.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 495.79 ms. Allocated memory was 282.6 MB in the beginning and 391.6 MB in the end (delta: 109.1 MB). Free memory was 91.3 MB in the beginning and 310.5 MB in the end (delta: -219.3 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 12607.65 ms. Allocated memory was 391.6 MB in the beginning and 677.4 MB in the end (delta: 285.7 MB). Free memory was 310.5 MB in the beginning and 480.6 MB in the end (delta: -170.1 MB). Peak memory consumption was 407.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10482.78 ms. Allocated memory was 677.4 MB in the beginning and 694.2 MB in the end (delta: 16.8 MB). Free memory was 480.6 MB in the beginning and 482.3 MB in the end (delta: -1.7 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8950]: 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 342 procedures, 3063 locations, 1 error locations. SAFE Result, 10.4s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 7.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14302 SDtfs, 14195 SDslu, 36 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 6.7s 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=2903occurred in iteration=0, 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: 0.4s AutomataMinimizationTime, 4 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 315 ConstructedInterpolants, 0 QuantifiedInterpolants, 35397 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...