java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 11:33:45,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 11:33:45,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 11:33:45,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 11:33:45,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 11:33:45,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 11:33:45,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 11:33:45,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 11:33:45,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 11:33:45,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 11:33:45,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 11:33:45,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 11:33:45,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 11:33:45,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 11:33:45,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 11:33:45,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 11:33:45,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 11:33:45,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 11:33:45,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 11:33:45,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 11:33:45,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 11:33:45,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 11:33:45,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 11:33:45,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 11:33:45,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 11:33:45,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 11:33:45,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 11:33:45,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 11:33:45,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 11:33:45,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 11:33:45,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 11:33:45,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 11:33:45,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 11:33:45,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 11:33:45,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 11:33:45,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 11:33:45,677 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 11:33:45,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 11:33:45,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 11:33:45,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 11:33:45,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 11:33:45,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 11:33:45,700 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 11:33:45,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 11:33:45,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 11:33:45,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 11:33:45,702 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 11:33:45,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 11:33:45,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 11:33:45,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 11:33:45,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 11:33:45,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 11:33:45,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 11:33:45,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 11:33:45,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 11:33:45,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 11:33:45,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 11:33:45,705 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 11:33:45,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 11:33:45,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 11:33:45,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 11:33:45,706 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 11:33:45,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 11:33:45,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:33:45,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 11:33:45,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 11:33:45,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 11:33:45,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 11:33:45,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 11:33:45,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 11:33:45,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 11:33:45,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 11:33:46,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 11:33:46,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 11:33:46,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 11:33:46,016 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 11:33:46,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2019-10-07 11:33:46,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5de1627/3202ec7f91d8416baacb83116ebb6ee0/FLAG60b168d0a [2019-10-07 11:33:47,214 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 11:33:47,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2019-10-07 11:33:47,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5de1627/3202ec7f91d8416baacb83116ebb6ee0/FLAG60b168d0a [2019-10-07 11:33:47,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b5de1627/3202ec7f91d8416baacb83116ebb6ee0 [2019-10-07 11:33:47,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 11:33:47,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 11:33:47,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 11:33:47,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 11:33:47,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 11:33:47,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:33:47" (1/1) ... [2019-10-07 11:33:47,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ef30f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:47, skipping insertion in model container [2019-10-07 11:33:47,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 11:33:47" (1/1) ... [2019-10-07 11:33:47,477 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 11:33:47,777 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 11:33:55,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:33:55,541 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 11:33:56,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 11:33:58,841 INFO L192 MainTranslator]: Completed translation [2019-10-07 11:33:58,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58 WrapperNode [2019-10-07 11:33:58,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 11:33:58,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 11:33:58,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 11:33:58,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 11:33:58,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:58,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... [2019-10-07 11:33:59,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 11:33:59,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 11:33:59,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 11:33:59,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 11:33:59,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 11:33:59,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 11:33:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 11:33:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-07 11:33:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~bool~0~TO~VOID [2019-10-07 11:33:59,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~dev_t~0~X~~sector_t~0~TO~VOID [2019-10-07 11:33:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-07 11:33:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 11:33:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-07 11:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 11:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-10-07 11:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-10-07 11:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 11:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-10-07 11:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 11:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 11:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 11:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-10-07 11:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-07 11:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-07 11:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty_careful [2019-10-07 11:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_init [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2019-10-07 11:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2019-10-07 11:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2019-10-07 11:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2019-10-07 11:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2019-10-07 11:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_test_cpu [2019-10-07 11:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 11:33:59,881 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2019-10-07 11:33:59,881 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-10-07 11:33:59,881 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2019-10-07 11:33:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2019-10-07 11:33:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 11:33:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2019-10-07 11:33:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2019-10-07 11:33:59,882 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-07 11:33:59,883 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_add [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2019-10-07 11:33:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 11:33:59,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 11:33:59,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 11:33:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 11:33:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-07 11:33:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-07 11:33:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-07 11:33:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_count [2019-10-07 11:33:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_false [2019-10-07 11:33:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 11:33:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 11:33:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 11:33:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 11:33:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 11:33:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 11:33:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __seqcount_init [2019-10-07 11:33:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure seqcount_lockdep_reader_access [2019-10-07 11:33:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_seqcount_begin [2019-10-07 11:33:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_read_seqcount_begin [2019-10-07 11:33:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_begin [2019-10-07 11:33:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_seqcount_retry [2019-10-07 11:33:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_retry [2019-10-07 11:33:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_write_seqcount_begin [2019-10-07 11:33:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_write_seqcount_end [2019-10-07 11:33:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_begin_nested [2019-10-07 11:33:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_begin [2019-10-07 11:33:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_end [2019-10-07 11:33:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-07 11:33:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-07 11:33:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __nodes_weight [2019-10-07 11:33:59,894 INFO L138 BoogieDeclarations]: Found implementation of procedure num_node_state [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure notifier_from_errno [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure init_llist_head [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_next [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_add [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_del_all [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-07 11:33:59,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify_dirent [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_devt [2019-10-07 11:33:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure get_start_sect [2019-10-07 11:33:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-10-07 11:33:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-07 11:33:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2019-10-07 11:33:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2019-10-07 11:33:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2019-10-07 11:33:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_clear_unlocked [2019-10-07 11:33:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-10-07 11:33:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_sectors [2019-10-07 11:33:59,899 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2019-10-07 11:33:59,900 INFO L138 BoogieDeclarations]: Found implementation of procedure async_tx_ack [2019-10-07 11:33:59,900 INFO L138 BoogieDeclarations]: Found implementation of procedure init_async_submit [2019-10-07 11:33:59,900 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_complete [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_unplug [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_remap [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_badblock [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_lock [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure md_sync_acct [2019-10-07 11:33:59,901 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify_dirent_safe [2019-10-07 11:33:59,902 INFO L138 BoogieDeclarations]: Found implementation of procedure mdname [2019-10-07 11:33:59,902 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_link_rdev [2019-10-07 11:33:59,902 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_put_page [2019-10-07 11:33:59,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_dec_pending [2019-10-07 11:33:59,907 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid5 [2019-10-07 11:33:59,907 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid6 [2019-10-07 11:33:59,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_hash [2019-10-07 11:33:59,907 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_hash_locks_hash [2019-10-07 11:33:59,908 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_device_hash_lock [2019-10-07 11:33:59,908 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_device_hash_lock [2019-10-07 11:33:59,908 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_all_device_hash_locks_irq [2019-10-07 11:33:59,908 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_all_device_hash_locks_irq [2019-10-07 11:33:59,909 INFO L138 BoogieDeclarations]: Found implementation of procedure r5_next_bio [2019-10-07 11:33:59,909 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_bi_processed_stripes [2019-10-07 11:33:59,916 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_dec_bi_active_stripes [2019-10-07 11:33:59,916 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_inc_bi_active_stripes [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_bi_processed_stripes [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_bi_stripes [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_d0 [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_next_disk [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_idx_to_slot [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure return_io [2019-10-07 11:33:59,917 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_operations_active [2019-10-07 11:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_wakeup_stripe_thread [2019-10-07 11:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure do_release_stripe [2019-10-07 11:33:59,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_stripe [2019-10-07 11:33:59,920 INFO L138 BoogieDeclarations]: Found implementation of procedure release_inactive_stripe_list [2019-10-07 11:33:59,920 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe_list [2019-10-07 11:33:59,920 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe [2019-10-07 11:33:59,920 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_hash [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_hash [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_stripe [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_buffers [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_buffers [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure init_stripe [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_stripe [2019-10-07 11:33:59,921 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_degraded [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure has_failed [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure get_active_stripe [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure is_full_stripe_write [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_two_stripes [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_two_stripes [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_can_batch [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_add_to_batch_list [2019-10-07 11:33:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure use_new_offset [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_io [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure async_copy_data [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_biofill [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_biofill [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_target_uptodate [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_compute [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure to_addr_conv [2019-10-07 11:33:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure to_addr_page [2019-10-07 11:33:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute5 [2019-10-07 11:33:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure set_syndrome_sources [2019-10-07 11:33:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute6_1 [2019-10-07 11:33:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute6_2 [2019-10-07 11:33:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_prexor [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_prexor5 [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_prexor6 [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_biodrain [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_reconstruct [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_reconstruct5 [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_reconstruct6 [2019-10-07 11:33:59,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_check [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_check_p [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_check_pq [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_run_ops [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_stripe [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_one_stripe [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_stripes [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure scribble_alloc [2019-10-07 11:33:59,926 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_chunks [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_stripes [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_one_stripe [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_stripes [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_end_read_request [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_end_write_request [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_build_block [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-07 11:33:59,927 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_compute_sector [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_blocknr [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reconstruction [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure add_stripe_bio [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_set_idx [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_stripe [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_sync [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure want_replace [2019-10-07 11:33:59,928 INFO L138 BoogieDeclarations]: Found implementation of procedure need_this_block [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fetch_block [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_fill [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_clean_event [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_dirtying [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_parity_checks5 [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_parity_checks6 [2019-10-07 11:33:59,929 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_expansion [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure analyse_stripe [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_batch_ready [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure break_stripe_batch_list [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_activate_delayed [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_bit_delay [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_congested [2019-10-07 11:33:59,930 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_mergeable_bvec [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure in_chunk_boundary [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure add_bio_to_retry [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_bio_from_retry [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_align_endio [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_fits_rdev [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_aligned_read [2019-10-07 11:33:59,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_priority_stripe [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_unplug [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe_plug [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure make_discard_request [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure make_request [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure reshape_request [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_request [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_aligned_read [2019-10-07 11:33:59,932 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_active_stripes [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_do_work [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5d [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_stripe_cache_size [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_cache_size [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_stripe_cache_size [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_rmw_level [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_rmw_level [2019-10-07 11:33:59,933 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_preread_threshold [2019-10-07 11:33:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_preread_threshold [2019-10-07 11:33:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_skip_copy [2019-10-07 11:33:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_skip_copy [2019-10-07 11:33:59,935 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_cache_active_show [2019-10-07 11:33:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_group_thread_cnt [2019-10-07 11:33:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_group_thread_cnt [2019-10-07 11:33:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_thread_groups [2019-10-07 11:33:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure free_thread_groups [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_size [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scratch_buffer [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_scratch_buffer [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_free_percpu [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure free_conf [2019-10-07 11:33:59,941 INFO L138 BoogieDeclarations]: Found implementation of procedure raid456_cpu_notify [2019-10-07 11:33:59,942 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_alloc_percpu [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_cache_scan [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_cache_count [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_conf [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure only_parity [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_free [2019-10-07 11:33:59,945 INFO L138 BoogieDeclarations]: Found implementation of procedure status [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure print_raid5_conf [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_spare_active [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_remove_disk [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_add_disk [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_resize [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure check_stripe_cache [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure check_reshape [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_start_reshape [2019-10-07 11:33:59,946 INFO L138 BoogieDeclarations]: Found implementation of procedure end_reshape [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_finish_reshape [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_quiesce [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid45_takeover_raid0 [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover_raid1 [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover_raid6 [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_check_reshape [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_check_reshape [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover [2019-10-07 11:33:59,947 INFO L138 BoogieDeclarations]: Found implementation of procedure raid4_takeover [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_takeover [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_init [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_exit [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_10 [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_7 [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-07 11:33:59,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_5 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_9 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_8 [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-07 11:33:59,949 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-07 11:33:59,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_17 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_20 [2019-10-07 11:33:59,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_21 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_22 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_23 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_24 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_25 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_26 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_27 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_28 [2019-10-07 11:33:59,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_29 [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_30 [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 11:33:59,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:33:59,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-07 11:33:59,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:33:59,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2019-10-07 11:33:59,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-07 11:33:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2019-10-07 11:33:59,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_7144 [2019-10-07 11:33:59,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_7157 [2019-10-07 11:33:59,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 11:33:59,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _atomic_dec_and_lock [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nest_lock [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2019-10-07 11:33:59,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure async_gen_syndrome [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure async_memcpy [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure async_raid6_2data_recov [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure async_raid6_datap_recov [2019-10-07 11:33:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure async_syndrome_val [2019-10-07 11:33:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure async_trigger_callback [2019-10-07 11:33:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure async_tx_quiesce [2019-10-07 11:33:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure async_xor [2019-10-07 11:33:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure async_xor_val [2019-10-07 11:33:59,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2019-10-07 11:33:59,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_clone_mddev [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_init [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_reset [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_close_sync [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_cond_end_sync [2019-10-07 11:33:59,966 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_end_sync [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_endwrite [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_resize [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_start_sync [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_startwrite [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_unplug [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_check_plugged [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2019-10-07 11:33:59,967 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_write_same_sectors [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_recount_segments [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_stack_limits [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_issue_pending_all [2019-10-07 11:33:59,968 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 11:33:59,969 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2019-10-07 11:33:59,969 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 11:33:59,969 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_alloc [2019-10-07 11:33:59,969 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_free [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_get [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_prealloc [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure get_online_cpus [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kernfs_notify [2019-10-07 11:33:59,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_2 [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_3 [2019-10-07 11:33:59,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_4 [2019-10-07 11:33:59,973 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 11:33:59,973 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_add_batch [2019-10-07 11:33:59,973 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_reverse_order [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure md_allow_write [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure md_check_recovery [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure md_done_sync [2019-10-07 11:33:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure md_error [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_flush_request [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_is_badblock [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_new_event [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_set_array_sectors [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wait_for_blocked_rdev [2019-10-07 11:33:59,975 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure md_write_end [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure md_write_start [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_resume [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_suspend [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_unlock [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-07 11:33:59,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 11:33:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-07 11:33:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 11:33:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 11:33:59,980 INFO L138 BoogieDeclarations]: Found implementation of procedure put_online_cpus [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_clear_badblocks [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_set_badblocks [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure register_cpu_notifier [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure register_md_personality [2019-10-07 11:33:59,981 INFO L138 BoogieDeclarations]: Found implementation of procedure register_shrinker [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure revalidate_disk [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_cpu_notifier [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_md_personality [2019-10-07 11:33:59,982 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_shrinker [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 11:33:59,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_return_address [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 11:33:59,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 11:33:59,985 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 11:33:59,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 11:33:59,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-07 11:33:59,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty_careful [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_init [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2019-10-07 11:33:59,989 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2019-10-07 11:33:59,990 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_test_cpu [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 11:33:59,991 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2019-10-07 11:33:59,992 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2019-10-07 11:33:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_add [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-07 11:33:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_20 [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 11:33:59,995 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 11:33:59,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-07 11:33:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_17 [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-07 11:33:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2019-10-07 11:33:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_count [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_false [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 11:34:00,000 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nest_lock [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 11:34:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure _atomic_dec_and_lock [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure __seqcount_init [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure seqcount_lockdep_reader_access [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure __read_seqcount_begin [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 11:34:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure raw_read_seqcount_begin [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_begin [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure __read_seqcount_retry [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_retry [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure raw_write_seqcount_begin [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure raw_write_seqcount_end [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_begin_nested [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_begin [2019-10-07 11:34:00,003 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_end [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-07 11:34:00,004 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-10-07 11:34:00,005 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_30 [2019-10-07 11:34:00,006 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_21 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_22 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-07 11:34:00,007 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_23 [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure __nodes_weight [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure num_node_state [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure notifier_from_errno [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure init_llist_head [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure llist_next [2019-10-07 11:34:00,008 INFO L130 BoogieDeclarations]: Found specification of procedure llist_add_batch [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure llist_add [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure llist_del_all [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure llist_reverse_order [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-07 11:34:00,009 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-07 11:34:00,010 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_10 [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_7 [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-07 11:34:00,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_5 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_9 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_8 [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure kernfs_notify [2019-10-07 11:34:00,012 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify_dirent [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure register_shrinker [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_shrinker [2019-10-07 11:34:00,013 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure revalidate_disk [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure disk_devt [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure get_start_sect [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2019-10-07 11:34:00,014 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure bio_init [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure bio_reset [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_clear_unlocked [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure blk_recount_segments [2019-10-07 11:34:00,015 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_write_same_sectors [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure disk_stack_limits [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_check_plugged [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2019-10-07 11:34:00,016 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_sectors [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure async_tx_ack [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure dma_issue_pending_all [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure init_async_submit [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure async_xor [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure async_xor_val [2019-10-07 11:34:00,017 INFO L130 BoogieDeclarations]: Found specification of procedure async_memcpy [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_trigger_callback [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_gen_syndrome [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_syndrome_val [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_raid6_2data_recov [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_raid6_datap_recov [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure async_tx_quiesce [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure register_cpu_notifier [2019-10-07 11:34:00,018 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_cpu_notifier [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure get_online_cpus [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure put_online_cpus [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_alloc [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_prealloc [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_free [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_get [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_complete [2019-10-07 11:34:00,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_unplug [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~bool~0~TO~VOID [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_remap [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~dev_t~0~X~~sector_t~0~TO~VOID [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure md_is_badblock [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure is_badblock [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_set_badblocks [2019-10-07 11:34:00,020 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_clear_badblocks [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_lock [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_unlock [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure md_sync_acct [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify_dirent_safe [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure mdname [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_link_rdev [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure safe_put_page [2019-10-07 11:34:00,021 INFO L130 BoogieDeclarations]: Found specification of procedure register_md_personality [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_24 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_25 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_26 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_md_personality [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_27 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_28 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_29 [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2019-10-07 11:34:00,022 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_check_recovery [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_write_start [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_write_end [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_done_sync [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_error [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_flush_request [2019-10-07 11:34:00,023 INFO L130 BoogieDeclarations]: Found specification of procedure md_do_sync [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure md_new_event [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure md_allow_write [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure md_wait_for_blocked_rdev [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure md_set_array_sectors [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_suspend [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_resume [2019-10-07 11:34:00,024 INFO L130 BoogieDeclarations]: Found specification of procedure bio_clone_mddev [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_dec_pending [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid5 [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid6 [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_cache_size [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_startwrite [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_endwrite [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_start_sync [2019-10-07 11:34:00,025 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_end_sync [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_close_sync [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_cond_end_sync [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_unplug [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_resize [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_hash [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_hash_locks_hash [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure lock_device_hash_lock [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_device_hash_lock [2019-10-07 11:34:00,026 INFO L130 BoogieDeclarations]: Found specification of procedure lock_all_device_hash_locks_irq [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_all_device_hash_locks_irq [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure r5_next_bio [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_bi_processed_stripes [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_dec_bi_active_stripes [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_inc_bi_active_stripes [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_bi_processed_stripes [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_bi_stripes [2019-10-07 11:34:00,027 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_d0 [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_next_disk [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_idx_to_slot [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure return_io [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure print_raid5_conf [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_operations_active [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_wakeup_stripe_thread [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure do_release_stripe [2019-10-07 11:34:00,028 INFO L130 BoogieDeclarations]: Found specification of procedure __release_stripe [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure release_inactive_stripe_list [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe_list [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure remove_hash [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure insert_hash [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_stripe [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_buffers [2019-10-07 11:34:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure grow_buffers [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_build_block [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_set_idx [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure init_stripe [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure __find_stripe [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure calc_degraded [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure has_failed [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure get_active_stripe [2019-10-07 11:34:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure is_full_stripe_write [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure lock_two_stripes [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_two_stripes [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_can_batch [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_add_to_batch_list [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure use_new_offset [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_end_read_request [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_end_write_request [2019-10-07 11:34:00,031 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_io [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure async_copy_data [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_biofill [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_biofill [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure mark_target_uptodate [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_compute [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure to_addr_conv [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure to_addr_page [2019-10-07 11:34:00,032 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute5 [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure set_syndrome_sources [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute6_1 [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute6_2 [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_prexor [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_prexor5 [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_prexor6 [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_biodrain [2019-10-07 11:34:00,033 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_reconstruct [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_reconstruct5 [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_reconstruct6 [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_check [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_check_p [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_check_pq [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure raid_run_ops [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_stripe [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure grow_one_stripe [2019-10-07 11:34:00,034 INFO L130 BoogieDeclarations]: Found specification of procedure grow_stripes [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure scribble_alloc [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure resize_chunks [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure resize_stripes [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure drop_one_stripe [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_stripes [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure compute_blocknr [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-07 11:34:00,035 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_compute_sector [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reconstruction [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure add_stripe_bio [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure end_reshape [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_stripe [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_sync [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure want_replace [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure need_this_block [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure fetch_block [2019-10-07 11:34:00,036 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_fill [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure break_stripe_batch_list [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_clean_event [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_dirtying [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_parity_checks5 [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_parity_checks6 [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_expansion [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure analyse_stripe [2019-10-07 11:34:00,037 INFO L130 BoogieDeclarations]: Found specification of procedure clear_batch_ready [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_activate_delayed [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure activate_bit_delay [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_congested [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_mergeable_bvec [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure in_chunk_boundary [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure add_bio_to_retry [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure remove_bio_from_retry [2019-10-07 11:34:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_align_endio [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure bio_fits_rdev [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_aligned_read [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure __get_priority_stripe [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_unplug [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe_plug [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure make_discard_request [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure make_request [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_size [2019-10-07 11:34:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure reshape_request [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure sync_request [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure retry_aligned_read [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure handle_active_stripes [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_do_work [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5d [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_stripe_cache_size [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_stripe_cache_size [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_rmw_level [2019-10-07 11:34:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_rmw_level [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_preread_threshold [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_preread_threshold [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_skip_copy [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_skip_copy [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_cache_active_show [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_group_thread_cnt [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_thread_groups [2019-10-07 11:34:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_group_thread_cnt [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure free_thread_groups [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure free_scratch_buffer [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_scratch_buffer [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_free_percpu [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure free_conf [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure raid456_cpu_notify [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_alloc_percpu [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_cache_scan [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_cache_count [2019-10-07 11:34:00,042 INFO L130 BoogieDeclarations]: Found specification of procedure setup_conf [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure only_parity [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure run [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_free [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure status [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_spare_active [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_remove_disk [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_7144 [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_7157 [2019-10-07 11:34:00,043 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_add_disk [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_resize [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure check_stripe_cache [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure check_reshape [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_start_reshape [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_finish_reshape [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_quiesce [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid45_takeover_raid0 [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover_raid1 [2019-10-07 11:34:00,044 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover_raid6 [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_check_reshape [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_check_reshape [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid4_takeover [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_takeover [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_init [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_exit [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_3 [2019-10-07 11:34:00,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_4 [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_2 [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-07 11:34:00,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-07 11:34:00,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-07 11:34:00,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2019-10-07 11:34:00,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 11:34:00,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 11:34:00,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 11:34:12,498 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 11:35:51,590 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 11:35:51,590 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 11:35:51,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:35:51 BoogieIcfgContainer [2019-10-07 11:35:51,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 11:35:51,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 11:35:51,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 11:35:51,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 11:35:51,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 11:33:47" (1/3) ... [2019-10-07 11:35:51,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e53888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:35:51, skipping insertion in model container [2019-10-07 11:35:51,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 11:33:58" (2/3) ... [2019-10-07 11:35:51,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13e53888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 11:35:51, skipping insertion in model container [2019-10-07 11:35:51,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 11:35:51" (3/3) ... [2019-10-07 11:35:51,602 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2019-10-07 11:35:51,610 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 11:35:51,621 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 11:35:51,631 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 11:35:51,688 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 11:35:51,688 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 11:35:51,688 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 11:35:51,688 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 11:35:51,688 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 11:35:51,688 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 11:35:51,688 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 11:35:51,689 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 11:35:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 7169 states. [2019-10-07 11:35:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2019-10-07 11:35:51,858 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:35:51,859 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:35:51,861 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:35:51,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:35:51,868 INFO L82 PathProgramCache]: Analyzing trace with hash 408920674, now seen corresponding path program 1 times [2019-10-07 11:35:51,877 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:35:51,878 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:35:51,878 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:35:51,878 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:35:51,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:35:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:35:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:35:56,921 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:35:56,921 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:35:56,922 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:35:56,928 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:35:56,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:35:56,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:35:56,948 INFO L87 Difference]: Start difference. First operand 7169 states. Second operand 3 states. [2019-10-07 11:35:57,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:35:57,605 INFO L93 Difference]: Finished difference Result 12813 states and 18977 transitions. [2019-10-07 11:35:57,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:35:57,608 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 508 [2019-10-07 11:35:57,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:35:57,755 INFO L225 Difference]: With dead ends: 12813 [2019-10-07 11:35:57,756 INFO L226 Difference]: Without dead ends: 6346 [2019-10-07 11:35:57,815 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:35:57,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6346 states. [2019-10-07 11:35:58,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6346 to 6346. [2019-10-07 11:35:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6346 states. [2019-10-07 11:35:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6346 states to 6346 states and 9316 transitions. [2019-10-07 11:35:58,455 INFO L78 Accepts]: Start accepts. Automaton has 6346 states and 9316 transitions. Word has length 508 [2019-10-07 11:35:58,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:35:58,473 INFO L462 AbstractCegarLoop]: Abstraction has 6346 states and 9316 transitions. [2019-10-07 11:35:58,473 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:35:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 6346 states and 9316 transitions. [2019-10-07 11:35:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2019-10-07 11:35:58,499 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:35:58,500 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:35:58,500 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:35:58,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:35:58,501 INFO L82 PathProgramCache]: Analyzing trace with hash -212667765, now seen corresponding path program 1 times [2019-10-07 11:35:58,501 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:35:58,501 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:35:58,501 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:35:58,501 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:35:58,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:35:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 4939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:00,291 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:00,292 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:00,292 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:00,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:00,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:00,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:00,297 INFO L87 Difference]: Start difference. First operand 6346 states and 9316 transitions. Second operand 3 states. [2019-10-07 11:36:00,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:36:00,558 INFO L93 Difference]: Finished difference Result 6348 states and 9317 transitions. [2019-10-07 11:36:00,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:36:00,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 509 [2019-10-07 11:36:00,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:36:00,619 INFO L225 Difference]: With dead ends: 6348 [2019-10-07 11:36:00,619 INFO L226 Difference]: Without dead ends: 6345 [2019-10-07 11:36:00,629 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:00,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6345 states. [2019-10-07 11:36:01,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6345 to 6345. [2019-10-07 11:36:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6345 states. [2019-10-07 11:36:01,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6345 states to 6345 states and 9314 transitions. [2019-10-07 11:36:01,259 INFO L78 Accepts]: Start accepts. Automaton has 6345 states and 9314 transitions. Word has length 509 [2019-10-07 11:36:01,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:36:01,263 INFO L462 AbstractCegarLoop]: Abstraction has 6345 states and 9314 transitions. [2019-10-07 11:36:01,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:36:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 6345 states and 9314 transitions. [2019-10-07 11:36:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2019-10-07 11:36:01,287 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:36:01,288 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:36:01,288 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:36:01,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:36:01,289 INFO L82 PathProgramCache]: Analyzing trace with hash -224761410, now seen corresponding path program 1 times [2019-10-07 11:36:01,289 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:36:01,289 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:01,290 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:01,290 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:01,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:36:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:02,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:02,661 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:02,662 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:02,662 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:02,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:02,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:02,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:02,666 INFO L87 Difference]: Start difference. First operand 6345 states and 9314 transitions. Second operand 3 states. [2019-10-07 11:36:14,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:36:14,827 INFO L93 Difference]: Finished difference Result 18735 states and 27512 transitions. [2019-10-07 11:36:14,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:36:14,828 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 515 [2019-10-07 11:36:14,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:36:14,934 INFO L225 Difference]: With dead ends: 18735 [2019-10-07 11:36:14,935 INFO L226 Difference]: Without dead ends: 12518 [2019-10-07 11:36:14,981 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:15,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12518 states. [2019-10-07 11:36:15,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12518 to 12506. [2019-10-07 11:36:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2019-10-07 11:36:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 18369 transitions. [2019-10-07 11:36:15,899 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 18369 transitions. Word has length 515 [2019-10-07 11:36:15,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:36:15,900 INFO L462 AbstractCegarLoop]: Abstraction has 12506 states and 18369 transitions. [2019-10-07 11:36:15,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:36:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 18369 transitions. [2019-10-07 11:36:15,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-10-07 11:36:15,931 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:36:15,932 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:36:15,932 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:36:15,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:36:15,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1992931973, now seen corresponding path program 1 times [2019-10-07 11:36:15,933 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:36:15,933 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:15,934 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:15,934 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:15,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:36:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:17,718 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:17,718 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:17,718 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:17,719 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:17,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:17,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:17,720 INFO L87 Difference]: Start difference. First operand 12506 states and 18369 transitions. Second operand 3 states. [2019-10-07 11:36:18,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:36:18,176 INFO L93 Difference]: Finished difference Result 12508 states and 18370 transitions. [2019-10-07 11:36:18,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:36:18,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 510 [2019-10-07 11:36:18,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:36:18,306 INFO L225 Difference]: With dead ends: 12508 [2019-10-07 11:36:18,306 INFO L226 Difference]: Without dead ends: 12505 [2019-10-07 11:36:18,316 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:18,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12505 states. [2019-10-07 11:36:19,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12505 to 12505. [2019-10-07 11:36:19,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12505 states. [2019-10-07 11:36:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12505 states to 12505 states and 18367 transitions. [2019-10-07 11:36:19,187 INFO L78 Accepts]: Start accepts. Automaton has 12505 states and 18367 transitions. Word has length 510 [2019-10-07 11:36:19,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:36:19,188 INFO L462 AbstractCegarLoop]: Abstraction has 12505 states and 18367 transitions. [2019-10-07 11:36:19,188 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:36:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 12505 states and 18367 transitions. [2019-10-07 11:36:19,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2019-10-07 11:36:19,206 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:36:19,207 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:36:19,207 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:36:19,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:36:19,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1647051982, now seen corresponding path program 1 times [2019-10-07 11:36:19,208 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:36:19,208 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:19,208 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:19,208 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:19,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:36:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4939 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:20,699 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:20,699 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:20,699 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:20,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:20,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:20,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:20,701 INFO L87 Difference]: Start difference. First operand 12505 states and 18367 transitions. Second operand 3 states. [2019-10-07 11:36:21,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:36:21,823 INFO L93 Difference]: Finished difference Result 24735 states and 36354 transitions. [2019-10-07 11:36:21,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:36:21,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 511 [2019-10-07 11:36:21,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:36:21,978 INFO L225 Difference]: With dead ends: 24735 [2019-10-07 11:36:21,978 INFO L226 Difference]: Without dead ends: 24611 [2019-10-07 11:36:22,004 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:22,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24611 states. [2019-10-07 11:36:23,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24611 to 24611. [2019-10-07 11:36:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24611 states. [2019-10-07 11:36:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24611 states to 24611 states and 36191 transitions. [2019-10-07 11:36:23,904 INFO L78 Accepts]: Start accepts. Automaton has 24611 states and 36191 transitions. Word has length 511 [2019-10-07 11:36:23,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:36:23,905 INFO L462 AbstractCegarLoop]: Abstraction has 24611 states and 36191 transitions. [2019-10-07 11:36:23,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:36:23,905 INFO L276 IsEmpty]: Start isEmpty. Operand 24611 states and 36191 transitions. [2019-10-07 11:36:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 559 [2019-10-07 11:36:23,937 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:36:23,939 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:36:23,939 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:36:23,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:36:23,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1121495595, now seen corresponding path program 1 times [2019-10-07 11:36:23,940 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:36:23,940 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:23,940 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:23,941 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:23,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:36:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:25,214 INFO L134 CoverageAnalysis]: Checked inductivity of 4946 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:25,216 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:25,216 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:25,216 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:25,218 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:25,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:25,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:25,219 INFO L87 Difference]: Start difference. First operand 24611 states and 36191 transitions. Second operand 3 states. [2019-10-07 11:36:39,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:36:39,520 INFO L93 Difference]: Finished difference Result 73463 states and 108043 transitions. [2019-10-07 11:36:39,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:36:39,521 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 558 [2019-10-07 11:36:39,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:36:39,891 INFO L225 Difference]: With dead ends: 73463 [2019-10-07 11:36:39,892 INFO L226 Difference]: Without dead ends: 48980 [2019-10-07 11:36:40,098 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:40,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48980 states. [2019-10-07 11:36:43,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48980 to 48968. [2019-10-07 11:36:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48968 states. [2019-10-07 11:36:44,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48968 states to 48968 states and 72021 transitions. [2019-10-07 11:36:44,044 INFO L78 Accepts]: Start accepts. Automaton has 48968 states and 72021 transitions. Word has length 558 [2019-10-07 11:36:44,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:36:44,046 INFO L462 AbstractCegarLoop]: Abstraction has 48968 states and 72021 transitions. [2019-10-07 11:36:44,046 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:36:44,046 INFO L276 IsEmpty]: Start isEmpty. Operand 48968 states and 72021 transitions. [2019-10-07 11:36:44,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2019-10-07 11:36:44,078 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:36:44,079 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:36:44,079 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:36:44,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:36:44,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1977270157, now seen corresponding path program 1 times [2019-10-07 11:36:44,080 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:36:44,080 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:44,080 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:44,080 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:36:44,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:36:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:36:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4949 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:36:45,267 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:36:45,267 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:36:45,268 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:36:45,268 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:36:45,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:36:45,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:36:45,275 INFO L87 Difference]: Start difference. First operand 48968 states and 72021 transitions. Second operand 3 states. [2019-10-07 11:37:02,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:37:02,911 INFO L93 Difference]: Finished difference Result 146280 states and 215181 transitions. [2019-10-07 11:37:02,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:37:02,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 562 [2019-10-07 11:37:02,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:37:03,666 INFO L225 Difference]: With dead ends: 146280 [2019-10-07 11:37:03,667 INFO L226 Difference]: Without dead ends: 97440 [2019-10-07 11:37:03,933 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:37:04,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97440 states. [2019-10-07 11:37:08,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97440 to 97422. [2019-10-07 11:37:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97422 states. [2019-10-07 11:37:09,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97422 states to 97422 states and 143319 transitions. [2019-10-07 11:37:09,163 INFO L78 Accepts]: Start accepts. Automaton has 97422 states and 143319 transitions. Word has length 562 [2019-10-07 11:37:09,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:37:09,164 INFO L462 AbstractCegarLoop]: Abstraction has 97422 states and 143319 transitions. [2019-10-07 11:37:09,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:37:09,164 INFO L276 IsEmpty]: Start isEmpty. Operand 97422 states and 143319 transitions. [2019-10-07 11:37:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2019-10-07 11:37:09,195 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:37:09,195 INFO L385 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:37:09,196 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:37:09,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:37:09,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1097561773, now seen corresponding path program 1 times [2019-10-07 11:37:09,196 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:37:09,196 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:37:09,197 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:37:09,197 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:37:09,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:37:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:37:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4949 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2019-10-07 11:37:10,227 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:37:10,228 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 11:37:10,228 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 11:37:10,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 11:37:10,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 11:37:10,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:37:10,230 INFO L87 Difference]: Start difference. First operand 97422 states and 143319 transitions. Second operand 3 states. [2019-10-07 11:37:31,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:37:31,392 INFO L93 Difference]: Finished difference Result 291013 states and 428272 transitions. [2019-10-07 11:37:31,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 11:37:31,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 563 [2019-10-07 11:37:31,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:37:32,673 INFO L225 Difference]: With dead ends: 291013 [2019-10-07 11:37:32,673 INFO L226 Difference]: Without dead ends: 193719 [2019-10-07 11:37:33,185 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 11:37:33,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193719 states. [2019-10-07 11:37:42,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193719 to 193709. [2019-10-07 11:37:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193709 states. [2019-10-07 11:37:43,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193709 states to 193709 states and 285112 transitions. [2019-10-07 11:37:43,066 INFO L78 Accepts]: Start accepts. Automaton has 193709 states and 285112 transitions. Word has length 563 [2019-10-07 11:37:43,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:37:43,067 INFO L462 AbstractCegarLoop]: Abstraction has 193709 states and 285112 transitions. [2019-10-07 11:37:43,068 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 11:37:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 193709 states and 285112 transitions. [2019-10-07 11:37:43,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2019-10-07 11:37:43,266 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:37:43,267 INFO L385 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 38, 23, 23, 23, 23, 23, 23, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:37:43,267 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:37:43,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:37:43,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1927939800, now seen corresponding path program 1 times [2019-10-07 11:37:43,268 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:37:43,268 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:37:43,268 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:37:43,269 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:37:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:37:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:37:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6023 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6015 trivial. 0 not checked. [2019-10-07 11:37:46,193 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:37:46,193 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:37:46,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:38:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:38:07,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 12595 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 11:38:07,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:38:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6023 backedges. 1004 proven. 0 refuted. 0 times theorem prover too weak. 5019 trivial. 0 not checked. [2019-10-07 11:38:07,855 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:38:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 6023 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6001 trivial. 0 not checked. [2019-10-07 11:38:09,398 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 11:38:09,399 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [11] total 17 [2019-10-07 11:38:09,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 11:38:09,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 11:38:09,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2019-10-07 11:38:09,401 INFO L87 Difference]: Start difference. First operand 193709 states and 285112 transitions. Second operand 8 states. [2019-10-07 11:38:38,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:38:38,271 INFO L93 Difference]: Finished difference Result 387420 states and 570186 transitions. [2019-10-07 11:38:38,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 11:38:38,271 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 647 [2019-10-07 11:38:38,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:38:39,951 INFO L225 Difference]: With dead ends: 387420 [2019-10-07 11:38:39,951 INFO L226 Difference]: Without dead ends: 193781 [2019-10-07 11:38:40,516 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1314 GetRequests, 1299 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2019-10-07 11:38:40,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193781 states. [2019-10-07 11:38:57,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193781 to 193743. [2019-10-07 11:38:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193743 states. [2019-10-07 11:38:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193743 states to 193743 states and 285130 transitions. [2019-10-07 11:38:58,349 INFO L78 Accepts]: Start accepts. Automaton has 193743 states and 285130 transitions. Word has length 647 [2019-10-07 11:38:58,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:38:58,351 INFO L462 AbstractCegarLoop]: Abstraction has 193743 states and 285130 transitions. [2019-10-07 11:38:58,351 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 11:38:58,351 INFO L276 IsEmpty]: Start isEmpty. Operand 193743 states and 285130 transitions. [2019-10-07 11:38:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 672 [2019-10-07 11:38:58,691 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:38:58,692 INFO L385 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 38, 23, 23, 23, 23, 23, 23, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:38:58,905 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:38:58,906 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:38:58,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:38:58,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1818268496, now seen corresponding path program 1 times [2019-10-07 11:38:58,907 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:38:58,907 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:38:58,909 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:38:58,909 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:38:58,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:38:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:39:02,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6021 trivial. 0 not checked. [2019-10-07 11:39:02,863 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:39:02,864 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:39:02,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:39:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:39:23,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 12720 conjuncts, 37 conjunts are in the unsatisfiable core [2019-10-07 11:39:23,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:39:23,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:39:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6005 trivial. 0 not checked. [2019-10-07 11:39:24,061 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:39:25,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:39:26,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6013 trivial. 0 not checked. [2019-10-07 11:39:26,585 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 11:39:26,585 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [11] total 25 [2019-10-07 11:39:26,587 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-10-07 11:39:26,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-10-07 11:39:26,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2019-10-07 11:39:26,588 INFO L87 Difference]: Start difference. First operand 193743 states and 285130 transitions. Second operand 17 states. [2019-10-07 11:40:48,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:40:48,705 INFO L93 Difference]: Finished difference Result 290691 states and 427833 transitions. [2019-10-07 11:40:48,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-07 11:40:48,706 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 671 [2019-10-07 11:40:48,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:40:50,265 INFO L225 Difference]: With dead ends: 290691 [2019-10-07 11:40:50,265 INFO L226 Difference]: Without dead ends: 289735 [2019-10-07 11:40:50,381 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1363 GetRequests, 1339 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2019-10-07 11:40:50,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289735 states. [2019-10-07 11:41:07,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289735 to 289553. [2019-10-07 11:41:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289553 states. [2019-10-07 11:41:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289553 states to 289553 states and 426299 transitions. [2019-10-07 11:41:08,870 INFO L78 Accepts]: Start accepts. Automaton has 289553 states and 426299 transitions. Word has length 671 [2019-10-07 11:41:08,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:41:08,871 INFO L462 AbstractCegarLoop]: Abstraction has 289553 states and 426299 transitions. [2019-10-07 11:41:08,871 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-10-07 11:41:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 289553 states and 426299 transitions. [2019-10-07 11:41:09,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2019-10-07 11:41:09,056 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:41:09,056 INFO L385 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 38, 23, 23, 23, 23, 23, 23, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:41:09,258 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:41:09,258 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:41:09,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:41:09,259 INFO L82 PathProgramCache]: Analyzing trace with hash -2091604560, now seen corresponding path program 1 times [2019-10-07 11:41:09,260 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:41:09,260 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:41:09,260 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:41:09,260 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:41:09,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:41:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:41:18,496 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6019 trivial. 0 not checked. [2019-10-07 11:41:18,497 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:41:18,497 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:41:18,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:41:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:41:35,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 12661 conjuncts, 37 conjunts are in the unsatisfiable core [2019-10-07 11:41:35,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:41:35,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:41:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5999 trivial. 0 not checked. [2019-10-07 11:41:35,839 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:41:37,551 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:41:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6007 trivial. 0 not checked. [2019-10-07 11:41:38,278 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 11:41:38,279 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [11] total 25 [2019-10-07 11:41:38,280 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-10-07 11:41:38,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-10-07 11:41:38,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2019-10-07 11:41:38,281 INFO L87 Difference]: Start difference. First operand 289553 states and 426299 transitions. Second operand 17 states. [2019-10-07 11:43:05,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 11:43:05,567 INFO L93 Difference]: Finished difference Result 386715 states and 569326 transitions. [2019-10-07 11:43:05,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-07 11:43:05,567 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 664 [2019-10-07 11:43:05,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 11:43:08,182 INFO L225 Difference]: With dead ends: 386715 [2019-10-07 11:43:08,182 INFO L226 Difference]: Without dead ends: 385759 [2019-10-07 11:43:08,332 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1349 GetRequests, 1325 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2019-10-07 11:43:08,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385759 states. [2019-10-07 11:43:31,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385759 to 289569. [2019-10-07 11:43:31,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289569 states. [2019-10-07 11:43:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289569 states to 289569 states and 426331 transitions. [2019-10-07 11:43:33,317 INFO L78 Accepts]: Start accepts. Automaton has 289569 states and 426331 transitions. Word has length 664 [2019-10-07 11:43:33,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 11:43:33,319 INFO L462 AbstractCegarLoop]: Abstraction has 289569 states and 426331 transitions. [2019-10-07 11:43:33,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-10-07 11:43:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 289569 states and 426331 transitions. [2019-10-07 11:43:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2019-10-07 11:43:33,507 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 11:43:33,510 INFO L385 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 38, 23, 23, 23, 23, 23, 23, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 11:43:33,722 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:43:33,723 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 11:43:33,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 11:43:33,724 INFO L82 PathProgramCache]: Analyzing trace with hash 823068624, now seen corresponding path program 1 times [2019-10-07 11:43:33,724 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 11:43:33,724 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:43:33,725 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:43:33,725 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 11:43:33,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 11:43:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:43:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6021 trivial. 0 not checked. [2019-10-07 11:43:36,790 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 11:43:36,790 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 11:43:36,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 11:43:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 11:43:59,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 12740 conjuncts, 37 conjunts are in the unsatisfiable core [2019-10-07 11:43:59,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 11:44:00,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:44:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6005 trivial. 0 not checked. [2019-10-07 11:44:00,255 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 11:44:02,186 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 11:44:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6029 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6013 trivial. 0 not checked. [2019-10-07 11:44:02,818 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 11:44:02,818 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [11] total 25 [2019-10-07 11:44:02,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-10-07 11:44:02,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-10-07 11:44:02,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2019-10-07 11:44:02,821 INFO L87 Difference]: Start difference. First operand 289569 states and 426331 transitions. Second operand 17 states.