java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:44:35,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:44:35,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:44:35,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:44:35,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:44:35,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:44:35,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:44:35,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:44:35,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:44:35,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:44:35,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:44:35,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:44:35,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:44:35,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:44:35,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:44:35,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:44:35,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:44:35,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:44:35,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:44:35,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:44:35,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:44:35,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:44:35,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:44:35,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:44:35,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:44:35,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:44:35,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:44:35,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:44:35,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:44:35,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:44:35,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:44:35,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:44:35,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:44:35,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:44:35,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:44:35,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:44:35,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:44:35,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:44:35,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:44:35,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:44:35,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:44:35,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:44:35,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:44:35,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:44:35,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:44:35,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:44:35,402 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:44:35,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:44:35,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:44:35,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:44:35,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:44:35,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:44:35,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:44:35,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:44:35,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:44:35,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:44:35,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:44:35,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:44:35,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:44:35,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:44:35,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:44:35,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:44:35,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:44:35,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:44:35,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:44:35,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:44:35,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:44:35,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:44:35,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:44:35,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:44:35,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:44:35,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:44:35,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:44:35,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:44:35,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:44:35,775 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:44:35,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-13 22:44:35,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31969e8c/b97e3ba1942147e6ad3b943d7b200189/FLAG3bf2c6e83 [2019-10-13 22:44:36,762 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:44:36,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-13 22:44:36,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31969e8c/b97e3ba1942147e6ad3b943d7b200189/FLAG3bf2c6e83 [2019-10-13 22:44:37,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a31969e8c/b97e3ba1942147e6ad3b943d7b200189 [2019-10-13 22:44:37,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:44:37,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:44:37,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:44:37,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:44:37,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:44:37,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:44:37" (1/1) ... [2019-10-13 22:44:37,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3528cc46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:37, skipping insertion in model container [2019-10-13 22:44:37,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:44:37" (1/1) ... [2019-10-13 22:44:37,367 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:44:37,538 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:44:40,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:44:40,360 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:44:40,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:44:41,524 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:44:41,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41 WrapperNode [2019-10-13 22:44:41,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:44:41,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:44:41,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:44:41,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:44:41,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:41,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... [2019-10-13 22:44:42,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:44:42,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:44:42,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:44:42,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:44:42,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:44:42,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:44:42,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:44:42,092 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 [2019-10-13 22:44:42,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-10-13 22:44:42,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:44:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:44:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-13 22:44:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-13 22:44:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-13 22:44:42,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-10-13 22:44:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-10-13 22:44:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 22:44:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:44:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-13 22:44:42,094 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-13 22:44:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-10-13 22:44:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-10-13 22:44:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-13 22:44:42,095 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 22:44:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-13 22:44:42,096 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 22:44:42,097 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 22:44:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2019-10-13 22:44:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2019-10-13 22:44:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-13 22:44:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-13 22:44:42,098 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-13 22:44:42,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 22:44:42,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 22:44:42,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 22:44:42,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:44:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:44:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 22:44:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 22:44:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:44:42,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:44:42,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:44:42,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:44:42,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:44:42,101 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2019-10-13 22:44:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2019-10-13 22:44:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-10-13 22:44:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-10-13 22:44:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure file_start_write [2019-10-13 22:44:42,102 INFO L138 BoogieDeclarations]: Found implementation of procedure file_end_write [2019-10-13 22:44:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-10-13 22:44:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-10-13 22:44:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-13 22:44:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-13 22:44:42,103 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-13 22:44:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_inc [2019-10-13 22:44:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_dec [2019-10-13 22:44:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-10-13 22:44:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-10-13 22:44:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2019-10-13 22:44:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-10-13 22:44:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2019-10-13 22:44:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2019-10-13 22:44:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2019-10-13 22:44:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2019-10-13 22:44:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2019-10-13 22:44:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_clear_unlocked [2019-10-13 22:44:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2019-10-13 22:44:42,106 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2019-10-13 22:44:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-10-13 22:44:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2019-10-13 22:44:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2019-10-13 22:44:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2019-10-13 22:44:42,107 INFO L138 BoogieDeclarations]: Found implementation of procedure get_size [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_bvec [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_simple [2019-10-13 22:44:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_write_transfer [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_simple [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_read_transfer [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_discard [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_req_flush [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req_filebacked [2019-10-13 22:44:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure do_loop_switch [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_flush [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_reread_partitions [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_change_fd [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure is_loop_device [2019-10-13 22:44:42,110 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2019-10-13 22:44:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_backing_file_show [2019-10-13 22:44:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_offset_show [2019-10-13 22:44:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_sizelimit_show [2019-10-13 22:44:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_autoclear_show [2019-10-13 22:44:42,111 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_partscan_show [2019-10-13 22:44:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_backing_file [2019-10-13 22:44:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_offset [2019-10-13 22:44:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_sizelimit [2019-10-13 22:44:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_autoclear [2019-10-13 22:44:42,112 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_partscan [2019-10-13 22:44:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_init [2019-10-13 22:44:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2019-10-13 22:44:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_config_discard [2019-10-13 22:44:42,113 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_fd [2019-10-13 22:44:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2019-10-13 22:44:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_xfer [2019-10-13 22:44:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2019-10-13 22:44:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2019-10-13 22:44:42,114 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_old [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_old [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_old [2019-10-13 22:44:42,115 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status64 [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_compat [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_compat [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_compat [2019-10-13 22:44:42,116 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_compat [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_open [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_release [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_register_transfer [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_transfer_cb [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_unregister_transfer [2019-10-13 22:44:42,117 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_rq [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_cmd [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_write_work [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_queue_read_work [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_request [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add [2019-10-13 22:44:42,118 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_remove [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure find_free_cb [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_lookup [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_probe [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_control_ioctl [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit_cb [2019-10-13 22:44:42,119 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_loop_func_table_11 [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-13 22:44:42,120 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_5 [2019-10-13 22:44:42,121 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-13 22:44:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_10 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_11 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_12 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_13 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_14 [2019-10-13 22:44:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_15 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_16 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_17 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_18 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_19 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_20 [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:44:42,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-13 22:44:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __blkdev_reread_part [2019-10-13 22:44:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 22:44:42,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_end_write [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __sb_start_write [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 22:44:42,128 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bdgrab [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2019-10-13 22:44:42,129 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_map_queue [2019-10-13 22:44:42,130 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_request [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_register_region [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_unregister_region [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_reread_part [2019-10-13 22:44:42,131 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure file_path [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-13 22:44:42,132 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2019-10-13 22:44:42,133 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-13 22:44:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2019-10-13 22:44:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_bvec [2019-10-13 22:44:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2019-10-13 22:44:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:44:42,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_11 [2019-10-13 22:44:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-13 22:44:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_11 [2019-10-13 22:44:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-13 22:44:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-13 22:44:42,135 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-10-13 22:44:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 22:44:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 22:44:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-13 22:44:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:44:42,136 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_ro [2019-10-13 22:44:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_getattr [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_read [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_iter_write [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-13 22:44:42,138 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:44:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:44:42,140 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:44:42,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 22:44:42,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 22:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 22:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 22:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:44:42,142 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-13 22:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-13 22:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-13 22:44:42,143 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-10-13 22:44:42,218 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-10-13 22:44:42,218 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-13 22:44:42,219 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-13 22:44:42,220 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 22:44:42,221 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:44:42,222 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2019-10-13 22:44:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 22:44:42,223 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 22:44:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 22:44:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-13 22:44:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-13 22:44:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-13 22:44:42,224 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_16 [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-13 22:44:42,225 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-13 22:44:42,226 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_10 [2019-10-13 22:44:42,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_13 [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_11 [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_12 [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_14 [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_15 [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-13 22:44:42,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:44:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 22:44:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 22:44:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 22:44:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:44:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:44:42,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:44:42,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:44:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 22:44:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 22:44:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:44:42,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:44:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:44:42,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_loop_func_table_11 [2019-10-13 22:44:42,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-10-13 22:44:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-13 22:44:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-13 22:44:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-13 22:44:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-13 22:44:42,238 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-13 22:44:42,242 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-13 22:44:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-13 22:44:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-13 22:44:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-13 22:44:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_5 [2019-10-13 22:44:42,243 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-10-13 22:44:42,244 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_end_write [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure __sb_start_write [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure bdgrab [2019-10-13 22:44:42,245 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2019-10-13 22:44:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2019-10-13 22:44:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2019-10-13 22:44:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure __blkdev_reread_part [2019-10-13 22:44:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_reread_part [2019-10-13 22:44:42,246 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2019-10-13 22:44:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure file_start_write [2019-10-13 22:44:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure file_end_write [2019-10-13 22:44:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure file_path [2019-10-13 22:44:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-10-13 22:44:42,247 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_read [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_iter_write [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure nonseekable_open [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_20 [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_getattr [2019-10-13 22:44:42,248 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_ro [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-10-13 22:44:42,249 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure blk_register_region [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure blk_unregister_region [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-13 22:44:42,250 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_inc [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_dec [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-10-13 22:44:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2019-10-13 22:44:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_clear_unlocked [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_bvec [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_17 [2019-10-13 22:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_18 [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_19 [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_map_queue [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_request [2019-10-13 22:44:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure loop_register_transfer [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure loop_unregister_transfer [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2019-10-13 22:44:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2019-10-13 22:44:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_size [2019-10-13 22:44:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2019-10-13 22:44:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2019-10-13 22:44:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2019-10-13 22:44:42,256 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 [2019-10-13 22:44:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_bvec [2019-10-13 22:44:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_simple [2019-10-13 22:44:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure lo_write_transfer [2019-10-13 22:44:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_simple [2019-10-13 22:44:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure lo_read_transfer [2019-10-13 22:44:42,257 INFO L130 BoogieDeclarations]: Found specification of procedure lo_discard [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~loff_t~0~X~~loff_t~0~TO~int [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure lo_req_flush [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure do_req_filebacked [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure do_loop_switch [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2019-10-13 22:44:42,258 INFO L130 BoogieDeclarations]: Found specification of procedure loop_flush [2019-10-13 22:44:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure loop_reread_partitions [2019-10-13 22:44:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure loop_change_fd [2019-10-13 22:44:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure is_loop_device [2019-10-13 22:44:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2019-10-13 22:44:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_backing_file_show [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_offset_show [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_sizelimit_show [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_autoclear_show [2019-10-13 22:44:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_partscan_show [2019-10-13 22:44:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_backing_file [2019-10-13 22:44:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_offset [2019-10-13 22:44:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_sizelimit [2019-10-13 22:44:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_autoclear [2019-10-13 22:44:42,261 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_partscan [2019-10-13 22:44:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_init [2019-10-13 22:44:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2019-10-13 22:44:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure loop_config_discard [2019-10-13 22:44:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_fd [2019-10-13 22:44:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2019-10-13 22:44:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:44:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_xfer [2019-10-13 22:44:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2019-10-13 22:44:42,269 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2019-10-13 22:44:42,269 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2019-10-13 22:44:42,269 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_old [2019-10-13 22:44:42,269 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_old [2019-10-13 22:44:42,269 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2019-10-13 22:44:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2019-10-13 22:44:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_old [2019-10-13 22:44:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status64 [2019-10-13 22:44:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2019-10-13 22:44:42,270 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2019-10-13 22:44:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-13 22:44:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_compat [2019-10-13 22:44:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_compat [2019-10-13 22:44:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_compat [2019-10-13 22:44:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_compat [2019-10-13 22:44:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2019-10-13 22:44:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure lo_open [2019-10-13 22:44:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure lo_release [2019-10-13 22:44:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_transfer_cb [2019-10-13 22:44:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_rq [2019-10-13 22:44:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_cmd [2019-10-13 22:44:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_write_work [2019-10-13 22:44:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure loop_queue_read_work [2019-10-13 22:44:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_request [2019-10-13 22:44:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_remove [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure find_free_cb [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_lookup [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_probe [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_control_ioctl [2019-10-13 22:44:42,274 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit_cb [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_11 [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_11 [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:44:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:44:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-13 22:44:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:44:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:44:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:44:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 22:44:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-13 22:44:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-13 22:44:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:44:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 22:44:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 22:44:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:44:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:44:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:44:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:44:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:44:42,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:44:42,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:44:42,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:44:42,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:44:44,138 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:44:51,658 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-13 22:44:59,730 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:44:59,730 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:44:59,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:44:59 BoogieIcfgContainer [2019-10-13 22:44:59,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:44:59,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:44:59,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:44:59,740 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:44:59,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:44:37" (1/3) ... [2019-10-13 22:44:59,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4449b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:44:59, skipping insertion in model container [2019-10-13 22:44:59,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:44:41" (2/3) ... [2019-10-13 22:44:59,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4449b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:44:59, skipping insertion in model container [2019-10-13 22:44:59,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:44:59" (3/3) ... [2019-10-13 22:44:59,749 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--block--loop.ko-entry_point.cil.out.i [2019-10-13 22:44:59,764 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:44:59,784 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:44:59,802 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:44:59,864 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:44:59,864 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:44:59,864 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:44:59,865 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:44:59,865 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:44:59,865 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:44:59,865 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:44:59,865 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:44:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states. [2019-10-13 22:45:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-10-13 22:45:00,005 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:45:00,008 INFO L380 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 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] [2019-10-13 22:45:00,011 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:45:00,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:45:00,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1507736921, now seen corresponding path program 1 times [2019-10-13 22:45:00,028 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:45:00,029 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984089618] [2019-10-13 22:45:00,029 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:00,030 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:00,030 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:45:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:45:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3427 trivial. 0 not checked. [2019-10-13 22:45:02,495 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984089618] [2019-10-13 22:45:02,496 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:45:02,497 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:45:02,497 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927350918] [2019-10-13 22:45:02,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:45:02,505 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:45:02,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:45:02,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:02,523 INFO L87 Difference]: Start difference. First operand 1922 states. Second operand 3 states. [2019-10-13 22:45:03,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:45:03,421 INFO L93 Difference]: Finished difference Result 5244 states and 6908 transitions. [2019-10-13 22:45:03,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:45:03,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 458 [2019-10-13 22:45:03,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:45:03,495 INFO L225 Difference]: With dead ends: 5244 [2019-10-13 22:45:03,495 INFO L226 Difference]: Without dead ends: 3468 [2019-10-13 22:45:03,517 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:03,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3468 states. [2019-10-13 22:45:03,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3468 to 3465. [2019-10-13 22:45:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3465 states. [2019-10-13 22:45:03,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3465 states and 4476 transitions. [2019-10-13 22:45:03,871 INFO L78 Accepts]: Start accepts. Automaton has 3465 states and 4476 transitions. Word has length 458 [2019-10-13 22:45:03,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:45:03,876 INFO L462 AbstractCegarLoop]: Abstraction has 3465 states and 4476 transitions. [2019-10-13 22:45:03,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:45:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3465 states and 4476 transitions. [2019-10-13 22:45:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-10-13 22:45:03,895 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:45:03,896 INFO L380 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:45:03,896 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:45:03,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:45:03,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1897096385, now seen corresponding path program 1 times [2019-10-13 22:45:03,897 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:45:03,897 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656054563] [2019-10-13 22:45:03,898 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:03,898 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:03,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:45:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:45:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3427 trivial. 0 not checked. [2019-10-13 22:45:04,690 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656054563] [2019-10-13 22:45:04,691 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:45:04,692 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:45:04,692 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470599871] [2019-10-13 22:45:04,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:45:04,697 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:45:04,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:45:04,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:04,698 INFO L87 Difference]: Start difference. First operand 3465 states and 4476 transitions. Second operand 3 states. [2019-10-13 22:45:05,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:45:05,067 INFO L93 Difference]: Finished difference Result 8721 states and 11210 transitions. [2019-10-13 22:45:05,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:45:05,067 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 466 [2019-10-13 22:45:05,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:45:05,123 INFO L225 Difference]: With dead ends: 8721 [2019-10-13 22:45:05,123 INFO L226 Difference]: Without dead ends: 5370 [2019-10-13 22:45:05,140 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:05,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2019-10-13 22:45:05,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5364. [2019-10-13 22:45:05,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5364 states. [2019-10-13 22:45:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5364 states to 5364 states and 6888 transitions. [2019-10-13 22:45:05,502 INFO L78 Accepts]: Start accepts. Automaton has 5364 states and 6888 transitions. Word has length 466 [2019-10-13 22:45:05,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:45:05,504 INFO L462 AbstractCegarLoop]: Abstraction has 5364 states and 6888 transitions. [2019-10-13 22:45:05,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:45:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 5364 states and 6888 transitions. [2019-10-13 22:45:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2019-10-13 22:45:05,516 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:45:05,517 INFO L380 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 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] [2019-10-13 22:45:05,517 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:45:05,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:45:05,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1213110459, now seen corresponding path program 1 times [2019-10-13 22:45:05,518 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:45:05,518 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670291139] [2019-10-13 22:45:05,518 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:05,519 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:05,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:45:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:45:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3721 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2019-10-13 22:45:06,430 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670291139] [2019-10-13 22:45:06,431 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:45:06,431 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:45:06,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500579389] [2019-10-13 22:45:06,433 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:45:06,433 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:45:06,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:45:06,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:06,434 INFO L87 Difference]: Start difference. First operand 5364 states and 6888 transitions. Second operand 3 states. [2019-10-13 22:45:06,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:45:06,886 INFO L93 Difference]: Finished difference Result 15707 states and 20235 transitions. [2019-10-13 22:45:06,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:45:06,887 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 469 [2019-10-13 22:45:06,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:45:06,975 INFO L225 Difference]: With dead ends: 15707 [2019-10-13 22:45:06,976 INFO L226 Difference]: Without dead ends: 10419 [2019-10-13 22:45:07,004 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:45:07,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10419 states. [2019-10-13 22:45:07,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10419 to 10395. [2019-10-13 22:45:07,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10395 states. [2019-10-13 22:45:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 13382 transitions. [2019-10-13 22:45:07,628 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 13382 transitions. Word has length 469 [2019-10-13 22:45:07,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:45:07,630 INFO L462 AbstractCegarLoop]: Abstraction has 10395 states and 13382 transitions. [2019-10-13 22:45:07,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:45:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 13382 transitions. [2019-10-13 22:45:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2019-10-13 22:45:07,655 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:45:07,656 INFO L380 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 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] [2019-10-13 22:45:07,657 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:45:07,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:45:07,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1766769516, now seen corresponding path program 1 times [2019-10-13 22:45:07,658 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:45:07,658 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206630785] [2019-10-13 22:45:07,659 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:07,659 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:45:07,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:45:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat