/usr/bin/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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:12:26,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:12:26,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:12:26,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:12:26,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:12:26,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:12:26,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:12:26,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:12:26,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:12:26,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:12:26,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:12:26,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:12:26,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:12:26,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:12:26,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:12:26,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:12:26,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:12:26,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:12:26,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:12:26,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:12:26,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:12:26,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:12:26,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:12:26,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:12:26,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:12:26,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:12:26,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:12:26,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:12:26,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:12:26,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:12:26,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:12:26,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:12:26,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:12:26,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:12:26,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:12:26,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:12:26,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:12:26,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:12:26,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:12:26,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:12:26,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:12:26,578 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 [2019-11-07 00:12:26,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:12:26,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:12:26,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:12:26,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:12:26,594 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:12:26,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:12:26,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:12:26,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:12:26,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:12:26,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:12:26,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:12:26,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:12:26,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:12:26,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:12:26,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:12:26,596 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:12:26,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:12:26,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:12:26,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:12:26,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:12:26,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:12:26,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:12:26,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:12:26,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:12:26,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:12:26,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:12:26,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:12:26,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:12:26,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 00:12:26,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:12:26,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:12:26,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:12:26,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:12:26,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:12:26,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-11-07 00:12:26,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f319d4f/560af663a5b54f9f9635f4b1651303a6/FLAGe5d4fe769 [2019-11-07 00:12:27,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:12:27,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-11-07 00:12:27,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f319d4f/560af663a5b54f9f9635f4b1651303a6/FLAGe5d4fe769 [2019-11-07 00:12:28,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f319d4f/560af663a5b54f9f9635f4b1651303a6 [2019-11-07 00:12:28,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:12:28,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:12:28,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:12:28,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:12:28,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:12:28,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:12:28" (1/1) ... [2019-11-07 00:12:28,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@159c19ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:28, skipping insertion in model container [2019-11-07 00:12:28,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:12:28" (1/1) ... [2019-11-07 00:12:28,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:12:28,507 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:12:31,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:12:31,317 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:12:31,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:12:32,429 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:12:32,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32 WrapperNode [2019-11-07 00:12:32,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:12:32,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:12:32,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:12:32,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:12:32,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (1/1) ... [2019-11-07 00:12:32,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:12:32,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:12:32,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:12:32,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:12:32,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (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 [2019-11-07 00:12:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:12:32,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:12:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-11-07 00:12:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-11-07 00:12:32,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-07 00:12:32,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:12:32,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-07 00:12:32,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-11-07 00:12:32,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-11-07 00:12:32,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-11-07 00:12:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-11-07 00:12:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-07 00:12:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-07 00:12:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-11-07 00:12:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-11-07 00:12:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-11-07 00:12:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-11-07 00:12:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-07 00:12:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-11-07 00:12:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-11-07 00:12:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-11-07 00:12:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-11-07 00:12:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 00:12:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 00:12:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-07 00:12:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 00:12:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 00:12:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure file_start_write [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure file_end_write [2019-11-07 00:12:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-11-07 00:12:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-11-07 00:12:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-11-07 00:12:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-11-07 00:12:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-07 00:12:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_inc [2019-11-07 00:12:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_dec [2019-11-07 00:12:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-11-07 00:12:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-11-07 00:12:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2019-11-07 00:12:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-11-07 00:12:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2019-11-07 00:12:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_clear_unlocked [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2019-11-07 00:12:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2019-11-07 00:12:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-11-07 00:12:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2019-11-07 00:12:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2019-11-07 00:12:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2019-11-07 00:12:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2019-11-07 00:12:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2019-11-07 00:12:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2019-11-07 00:12:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2019-11-07 00:12:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2019-11-07 00:12:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_simple [2019-11-07 00:12:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_transfer [2019-11-07 00:12:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_simple [2019-11-07 00:12:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_transfer [2019-11-07 00:12:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_discard [2019-11-07 00:12:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_req_flush [2019-11-07 00:12:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req_filebacked [2019-11-07 00:12:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure do_loop_switch [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_flush [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_change_fd [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure is_loop_device [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2019-11-07 00:12:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_backing_file_show [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_offset_show [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_sizelimit_show [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_autoclear_show [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_partscan_show [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_backing_file [2019-11-07 00:12:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_offset [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_sizelimit [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_autoclear [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_partscan [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_init [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_config_discard [2019-11-07 00:12:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_fd [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_xfer [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_old [2019-11-07 00:12:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_old [2019-11-07 00:12:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2019-11-07 00:12:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2019-11-07 00:12:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_old [2019-11-07 00:12:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status64 [2019-11-07 00:12:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2019-11-07 00:12:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2019-11-07 00:12:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_compat [2019-11-07 00:12:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_compat [2019-11-07 00:12:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_compat [2019-11-07 00:12:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_compat [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_open [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_release [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_register_transfer [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_transfer_cb [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_unregister_transfer [2019-11-07 00:12:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2019-11-07 00:12:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2019-11-07 00:12:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2019-11-07 00:12:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2019-11-07 00:12:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_request [2019-11-07 00:12:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2019-11-07 00:12:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2019-11-07 00:12:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure find_free_cb [2019-11-07 00:12:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2019-11-07 00:12:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_probe [2019-11-07 00:12:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2019-11-07 00:12:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init [2019-11-07 00:12:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit_cb [2019-11-07 00:12:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit [2019-11-07 00:12:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_loop_func_table_11 [2019-11-07 00:12:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-11-07 00:12:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-11-07 00:12:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-11-07 00:12:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-11-07 00:12:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-11-07 00:12:33,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_5 [2019-11-07 00:12:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-11-07 00:12:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-11-07 00:12:33,008 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-11-07 00:12:33,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_10 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_12 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_13 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_16 [2019-11-07 00:12:33,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_17 [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_18 [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_19 [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_20 [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-07 00:12:33,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-11-07 00:12:33,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __blkdev_reread_part [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-07 00:12:33,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_end_write [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_start_write [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-11-07 00:12:33,014 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bdgrab [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2019-11-07 00:12:33,015 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_map_queue [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_request [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2019-11-07 00:12:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_register_region [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_unregister_region [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_reread_part [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-11-07 00:12:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure file_path [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2019-11-07 00:12:33,018 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_11 [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-11-07 00:12:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-11-07 00:12:33,020 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-11-07 00:12:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-11-07 00:12:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-11-07 00:12:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_ro [2019-11-07 00:12:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-11-07 00:12:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_getattr [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_write [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-11-07 00:12:33,026 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-11-07 00:12:33,027 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2019-11-07 00:12:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 00:12:33,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 00:12:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-07 00:12:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 00:12:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-07 00:12:33,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-11-07 00:12:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:12:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 00:12:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-11-07 00:12:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-07 00:12:33,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-07 00:12:33,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-11-07 00:12:33,032 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-07 00:12:33,033 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-11-07 00:12:33,034 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-07 00:12:33,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:12:33,036 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-11-07 00:12:33,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_16 [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-11-07 00:12:33,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2019-11-07 00:12:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-11-07 00:12:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_10 [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_13 [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-11-07 00:12:33,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_12 [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 00:12:33,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 00:12:33,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-07 00:12:33,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_loop_func_table_11 [2019-11-07 00:12:33,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-11-07 00:12:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-11-07 00:12:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-11-07 00:12:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-11-07 00:12:33,047 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-11-07 00:12:33,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_5 [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_end_write [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_start_write [2019-11-07 00:12:33,049 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure bdgrab [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure __blkdev_reread_part [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_reread_part [2019-11-07 00:12:33,050 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure file_start_write [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure file_end_write [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure file_path [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_write [2019-11-07 00:12:33,051 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_20 [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_getattr [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-11-07 00:12:33,052 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_ro [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure blk_register_region [2019-11-07 00:12:33,053 INFO L130 BoogieDeclarations]: Found specification of procedure blk_unregister_region [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-11-07 00:12:33,054 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_inc [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_dec [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2019-11-07 00:12:33,055 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_clear_unlocked [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-11-07 00:12:33,056 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_17 [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_18 [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_19 [2019-11-07 00:12:33,057 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_map_queue [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_request [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2019-11-07 00:12:33,058 INFO L130 BoogieDeclarations]: Found specification of procedure loop_register_transfer [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure loop_unregister_transfer [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-11-07 00:12:33,059 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_simple [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_transfer [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_simple [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_transfer [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_discard [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure lo_req_flush [2019-11-07 00:12:33,060 INFO L130 BoogieDeclarations]: Found specification of procedure do_req_filebacked [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure do_loop_switch [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_flush [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_change_fd [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure is_loop_device [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-07 00:12:33,061 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_backing_file_show [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_offset_show [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_sizelimit_show [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_autoclear_show [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_partscan_show [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_backing_file [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_offset [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_sizelimit [2019-11-07 00:12:33,062 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_autoclear [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_partscan [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_init [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_config_discard [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_fd [2019-11-07 00:12:33,063 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2019-11-07 00:12:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-07 00:12:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_xfer [2019-11-07 00:12:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2019-11-07 00:12:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2019-11-07 00:12:33,067 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_old [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_old [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_old [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status64 [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2019-11-07 00:12:33,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_compat [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_compat [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_compat [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_compat [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure lo_open [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure lo_release [2019-11-07 00:12:33,069 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_transfer_cb [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_request [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2019-11-07 00:12:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure find_free_cb [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_probe [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit_cb [2019-11-07 00:12:33,071 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_11 [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 00:12:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 00:12:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-07 00:12:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-07 00:12:35,077 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 00:12:44,450 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-07 00:12:45,931 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:12:45,931 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 00:12:45,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:12:45 BoogieIcfgContainer [2019-11-07 00:12:45,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:12:45,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:12:45,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:12:45,938 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:12:45,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:12:28" (1/3) ... [2019-11-07 00:12:45,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5775d3fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:12:45, skipping insertion in model container [2019-11-07 00:12:45,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:12:32" (2/3) ... [2019-11-07 00:12:45,940 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5775d3fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:12:45, skipping insertion in model container [2019-11-07 00:12:45,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:12:45" (3/3) ... [2019-11-07 00:12:45,941 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-11-07 00:12:45,951 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:12:45,963 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:12:45,975 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:12:46,017 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:12:46,017 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:12:46,017 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:12:46,017 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:12:46,017 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:12:46,017 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:12:46,017 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:12:46,017 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:12:46,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states. [2019-11-07 00:12:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2019-11-07 00:12:46,138 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:12:46,140 INFO L410 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 23, 23, 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] [2019-11-07 00:12:46,143 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:12:46,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:12:46,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1775852700, now seen corresponding path program 1 times [2019-11-07 00:12:46,159 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:12:46,160 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091545280] [2019-11-07 00:12:46,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:12:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:12:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4485 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4485 trivial. 0 not checked. [2019-11-07 00:12:47,664 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091545280] [2019-11-07 00:12:47,665 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:12:47,665 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:12:47,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390221430] [2019-11-07 00:12:47,671 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:12:47,672 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:12:47,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:12:47,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:12:47,688 INFO L87 Difference]: Start difference. First operand 2305 states. Second operand 3 states. [2019-11-07 00:12:48,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:12:48,465 INFO L93 Difference]: Finished difference Result 6341 states and 8386 transitions. [2019-11-07 00:12:48,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:12:48,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 564 [2019-11-07 00:12:48,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:12:48,515 INFO L225 Difference]: With dead ends: 6341 [2019-11-07 00:12:48,515 INFO L226 Difference]: Without dead ends: 4193 [2019-11-07 00:12:48,532 INFO L630 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 [2019-11-07 00:12:48,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2019-11-07 00:12:48,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 4190. [2019-11-07 00:12:48,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4190 states. [2019-11-07 00:12:48,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 4190 states and 5447 transitions. [2019-11-07 00:12:48,907 INFO L78 Accepts]: Start accepts. Automaton has 4190 states and 5447 transitions. Word has length 564 [2019-11-07 00:12:48,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:12:48,913 INFO L462 AbstractCegarLoop]: Abstraction has 4190 states and 5447 transitions. [2019-11-07 00:12:48,913 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:12:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 5447 transitions. [2019-11-07 00:12:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2019-11-07 00:12:48,939 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:12:48,940 INFO L410 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 23, 23, 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, 1, 1, 1, 1] [2019-11-07 00:12:48,940 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:12:48,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:12:48,941 INFO L82 PathProgramCache]: Analyzing trace with hash 196490206, now seen corresponding path program 1 times [2019-11-07 00:12:48,941 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:12:48,941 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183414800] [2019-11-07 00:12:48,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:12:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:12:50,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4485 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4485 trivial. 0 not checked. [2019-11-07 00:12:50,193 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183414800] [2019-11-07 00:12:50,194 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:12:50,195 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:12:50,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108078567] [2019-11-07 00:12:50,199 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:12:50,200 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:12:50,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:12:50,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:12:50,200 INFO L87 Difference]: Start difference. First operand 4190 states and 5447 transitions. Second operand 3 states. [2019-11-07 00:12:50,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:12:50,560 INFO L93 Difference]: Finished difference Result 10595 states and 13708 transitions. [2019-11-07 00:12:50,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:12:50,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 568 [2019-11-07 00:12:50,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:12:50,621 INFO L225 Difference]: With dead ends: 10595 [2019-11-07 00:12:50,622 INFO L226 Difference]: Without dead ends: 6523 [2019-11-07 00:12:50,644 INFO L630 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 [2019-11-07 00:12:50,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6523 states. [2019-11-07 00:12:50,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6523 to 6517. [2019-11-07 00:12:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6517 states. [2019-11-07 00:12:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6517 states to 6517 states and 8419 transitions. [2019-11-07 00:12:50,959 INFO L78 Accepts]: Start accepts. Automaton has 6517 states and 8419 transitions. Word has length 568 [2019-11-07 00:12:50,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:12:50,961 INFO L462 AbstractCegarLoop]: Abstraction has 6517 states and 8419 transitions. [2019-11-07 00:12:50,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:12:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 6517 states and 8419 transitions. [2019-11-07 00:12:50,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2019-11-07 00:12:50,979 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:12:50,979 INFO L410 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 23, 23, 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] [2019-11-07 00:12:50,980 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:12:50,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:12:50,980 INFO L82 PathProgramCache]: Analyzing trace with hash 468383179, now seen corresponding path program 1 times [2019-11-07 00:12:50,981 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:12:50,981 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567122703] [2019-11-07 00:12:50,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:12:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:12:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4877 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4877 trivial. 0 not checked. [2019-11-07 00:12:52,793 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567122703] [2019-11-07 00:12:52,793 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:12:52,794 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:12:52,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453387245] [2019-11-07 00:12:52,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:12:52,796 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:12:52,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:12:52,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:12:52,798 INFO L87 Difference]: Start difference. First operand 6517 states and 8419 transitions. Second operand 3 states. [2019-11-07 00:12:53,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:12:53,200 INFO L93 Difference]: Finished difference Result 19288 states and 24996 transitions. [2019-11-07 00:12:53,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:12:53,201 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 573 [2019-11-07 00:12:53,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:12:53,310 INFO L225 Difference]: With dead ends: 19288 [2019-11-07 00:12:53,310 INFO L226 Difference]: Without dead ends: 12838 [2019-11-07 00:12:53,351 INFO L630 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 [2019-11-07 00:12:53,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12838 states. [2019-11-07 00:12:54,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12838 to 12834. [2019-11-07 00:12:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12834 states. [2019-11-07 00:12:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12834 states to 12834 states and 16621 transitions. [2019-11-07 00:12:54,224 INFO L78 Accepts]: Start accepts. Automaton has 12834 states and 16621 transitions. Word has length 573 [2019-11-07 00:12:54,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:12:54,227 INFO L462 AbstractCegarLoop]: Abstraction has 12834 states and 16621 transitions. [2019-11-07 00:12:54,227 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:12:54,227 INFO L276 IsEmpty]: Start isEmpty. Operand 12834 states and 16621 transitions. [2019-11-07 00:12:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2019-11-07 00:12:54,260 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:12:54,261 INFO L410 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 23, 23, 23, 23, 23, 23, 23, 23, 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] [2019-11-07 00:12:54,261 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:12:54,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:12:54,261 INFO L82 PathProgramCache]: Analyzing trace with hash 122854386, now seen corresponding path program 1 times [2019-11-07 00:12:54,262 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:12:54,262 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509265114] [2019-11-07 00:12:54,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:12:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:12:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5301 trivial. 0 not checked. [2019-11-07 00:12:55,659 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509265114] [2019-11-07 00:12:55,659 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:12:55,659 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 00:12:55,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692856731] [2019-11-07 00:12:55,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 00:12:55,666 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:12:55,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 00:12:55,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 00:12:55,666 INFO L87 Difference]: Start difference. First operand 12834 states and 16621 transitions. Second operand 5 states. [2019-11-07 00:12:56,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:12:56,718 INFO L93 Difference]: Finished difference Result 25559 states and 33088 transitions. [2019-11-07 00:12:56,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-07 00:12:56,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 656 [2019-11-07 00:12:56,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:12:56,802 INFO L225 Difference]: With dead ends: 25559 [2019-11-07 00:12:56,803 INFO L226 Difference]: Without dead ends: 12847 [2019-11-07 00:12:56,858 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 00:12:56,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12847 states. [2019-11-07 00:12:57,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12847 to 12840. [2019-11-07 00:12:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12840 states. [2019-11-07 00:12:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12840 states to 12840 states and 16625 transitions. [2019-11-07 00:12:57,343 INFO L78 Accepts]: Start accepts. Automaton has 12840 states and 16625 transitions. Word has length 656 [2019-11-07 00:12:57,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:12:57,344 INFO L462 AbstractCegarLoop]: Abstraction has 12840 states and 16625 transitions. [2019-11-07 00:12:57,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 00:12:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 12840 states and 16625 transitions. [2019-11-07 00:12:57,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2019-11-07 00:12:57,362 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:12:57,363 INFO L410 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 23, 23, 23, 23, 23, 23, 23, 23, 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] [2019-11-07 00:12:57,363 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:12:57,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:12:57,364 INFO L82 PathProgramCache]: Analyzing trace with hash 498489590, now seen corresponding path program 1 times [2019-11-07 00:12:57,364 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:12:57,364 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144324251] [2019-11-07 00:12:57,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:12:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat