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-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 02:14:31,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 02:14:31,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 02:14:31,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 02:14:31,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 02:14:31,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 02:14:31,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 02:14:31,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 02:14:31,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 02:14:31,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 02:14:31,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 02:14:31,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 02:14:31,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 02:14:31,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 02:14:31,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 02:14:31,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 02:14:31,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 02:14:31,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 02:14:31,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 02:14:31,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 02:14:31,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 02:14:31,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 02:14:31,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 02:14:31,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 02:14:31,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 02:14:31,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 02:14:31,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 02:14:31,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 02:14:31,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 02:14:31,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 02:14:31,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 02:14:31,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 02:14:31,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 02:14:31,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 02:14:31,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 02:14:31,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 02:14:31,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 02:14:31,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 02:14:31,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 02:14:31,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 02:14:31,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 02:14:31,360 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 [2019-10-15 02:14:31,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 02:14:31,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 02:14:31,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 02:14:31,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 02:14:31,376 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 02:14:31,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 02:14:31,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 02:14:31,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 02:14:31,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 02:14:31,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 02:14:31,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 02:14:31,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 02:14:31,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 02:14:31,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 02:14:31,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 02:14:31,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 02:14:31,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 02:14:31,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 02:14:31,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 02:14:31,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 02:14:31,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 02:14:31,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 02:14:31,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 02:14:31,381 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 [2019-10-15 02:14:31,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 02:14:31,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 02:14:31,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 02:14:31,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 02:14:31,686 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 02:14:31,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2019-10-15 02:14:31,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1696af1e/f6840866b93b455aa272b889b41f9d9e/FLAG7e97d763f [2019-10-15 02:14:32,570 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 02:14:32,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2019-10-15 02:14:32,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1696af1e/f6840866b93b455aa272b889b41f9d9e/FLAG7e97d763f [2019-10-15 02:14:33,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1696af1e/f6840866b93b455aa272b889b41f9d9e [2019-10-15 02:14:33,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 02:14:33,134 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 02:14:33,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 02:14:33,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 02:14:33,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 02:14:33,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:14:33" (1/1) ... [2019-10-15 02:14:33,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b88064e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:33, skipping insertion in model container [2019-10-15 02:14:33,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 02:14:33" (1/1) ... [2019-10-15 02:14:33,151 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 02:14:33,277 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 02:14:35,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:14:35,530 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 02:14:35,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 02:14:36,292 INFO L192 MainTranslator]: Completed translation [2019-10-15 02:14:36,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36 WrapperNode [2019-10-15 02:14:36,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 02:14:36,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 02:14:36,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 02:14:36,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 02:14:36,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (1/1) ... [2019-10-15 02:14:36,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 02:14:36,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 02:14:36,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 02:14:36,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 02:14:36,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (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 [2019-10-15 02:14:36,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 02:14:36,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 02:14:36,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-15 02:14:36,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:14:36,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:14:36,723 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 02:14:36,725 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-15 02:14:36,726 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-15 02:14:36,726 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-15 02:14:36,726 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 02:14:36,726 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 02:14:36,728 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 02:14:36,728 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-15 02:14:36,728 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2019-10-15 02:14:36,728 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-10-15 02:14:36,728 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_write_access [2019-10-15 02:14:36,731 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 02:14:36,732 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_binfmt [2019-10-15 02:14:36,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 02:14:36,732 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape_inplace [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure check_file [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure load_misc_binary [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure scanarg [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure check_special_flags [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure create_entry [2019-10-15 02:14:36,733 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_command [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_status [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_get_inode [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_evict_inode [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_node [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_read [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_entry_write [2019-10-15 02:14:36,734 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_register_write [2019-10-15 02:14:36,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_read [2019-10-15 02:14:36,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_status_write [2019-10-15 02:14:36,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_fill_super [2019-10-15 02:14:36,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_mount [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure init_misc_binfmt [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_misc_binfmt [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_init_misc_binfmt_7_11 [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_5_1 [2019-10-15 02:14:36,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_5_7_4 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_1_7_5 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_6_2 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_5_7_6 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_1_7_7 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-15 02:14:36,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_7 [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-15 02:14:36,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_1 [2019-10-15 02:14:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_2 [2019-10-15 02:14:36,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-10-15 02:14:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-15 02:14:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_22 [2019-10-15 02:14:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_1_5 [2019-10-15 02:14:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_2_22 [2019-10-15 02:14:36,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_2_5 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_1_12 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_2_12 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_1_4 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_2_4 [2019-10-15 02:14:36,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-15 02:14:36,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_filesystem [2019-10-15 02:14:36,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_linux_binfmt_dummy_resourceless_instance_3 [2019-10-15 02:14:36,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_super_operations_dummy_resourceless_instance_4 [2019-10-15 02:14:36,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-15 02:14:36,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-15 02:14:36,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-15 02:14:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-15 02:14:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-15 02:14:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_15 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_15 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-15 02:14:36,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-15 02:14:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2019-10-15 02:14:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_filesystem [2019-10-15 02:14:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-15 02:14:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-15 02:14:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-15 02:14:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-10-15 02:14:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-15 02:14:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_filesystem_19 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_filesystem_20 [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-15 02:14:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 02:14:36,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-15 02:14:36,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 02:14:36,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-15 02:14:36,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-15 02:14:36,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-15 02:14:36,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-15 02:14:36,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-15 02:14:36,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-15 02:14:36,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-15 02:14:36,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 02:14:36,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 02:14:36,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 02:14:36,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 02:14:36,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-15 02:14:36,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-15 02:14:36,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-15 02:14:36,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-15 02:14:36,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-15 02:14:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 02:14:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-15 02:14:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 02:14:36,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 02:14:36,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 02:14:36,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 02:14:36,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 02:14:36,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-15 02:14:36,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-15 02:14:36,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-15 02:14:36,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-15 02:14:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-15 02:14:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-15 02:14:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-10-15 02:14:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 02:14:36,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_binfmt [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure bprm_change_interp [2019-10-15 02:14:36,771 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_inode [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_strings_kernel [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure current_fs_time [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_nlink [2019-10-15 02:14:36,772 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure fd_install [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_ino [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unused_fd_flags [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure iput [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_read [2019-10-15 02:14:36,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_litter_super [2019-10-15 02:14:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-15 02:14:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-15 02:14:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-15 02:14:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lockref_get [2019-10-15 02:14:36,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_one_len [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mount_single [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure new_inode [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure open_exec [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_binprm [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure register_filesystem [2019-10-15 02:14:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_arg_zero [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure search_binary_handler [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_fill_super [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_pin_fs [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_release_fs [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2019-10-15 02:14:36,776 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure string_unescape [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_close [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_binfmt [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_filesystem [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure would_dump [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 02:14:36,777 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 02:14:36,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 02:14:36,778 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 02:14:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 02:14:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 02:14:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 02:14:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 02:14:36,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 02:14:36,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 02:14:36,780 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 02:14:36,781 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-15 02:14:36,782 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 02:14:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-15 02:14:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-15 02:14:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-15 02:14:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-10-15 02:14:36,783 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2019-10-15 02:14:36,784 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-15 02:14:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2019-10-15 02:14:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure lockref_get [2019-10-15 02:14:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2019-10-15 02:14:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2019-10-15 02:14:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2019-10-15 02:14:36,791 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2019-10-15 02:14:36,791 INFO L130 BoogieDeclarations]: Found specification of procedure current_fs_time [2019-10-15 02:14:36,791 INFO L130 BoogieDeclarations]: Found specification of procedure drop_nlink [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure mount_single [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure kill_litter_super [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure register_filesystem [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_filesystem_19 [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_filesystem [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_filesystem_20 [2019-10-15 02:14:36,792 INFO L130 BoogieDeclarations]: Found specification of procedure iput [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure allow_write_access [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_read [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure open_exec [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_ino [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure clear_inode [2019-10-15 02:14:36,793 INFO L130 BoogieDeclarations]: Found specification of procedure new_inode [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure simple_fill_super [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure simple_pin_fs [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure simple_release_fs [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2019-10-15 02:14:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure __register_binfmt [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure insert_binfmt [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_binfmt [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_binprm [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure remove_arg_zero [2019-10-15 02:14:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure search_binary_handler [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure would_dump [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure bprm_change_interp [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure copy_strings_kernel [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape [2019-10-15 02:14:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure string_unescape_inplace [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure get_unused_fd_flags [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure fd_install [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_one_len [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure sys_close [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure check_file [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure load_misc_binary [2019-10-15 02:14:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure scanarg [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure check_special_flags [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure create_entry [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure parse_command [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure entry_status [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure bm_get_inode [2019-10-15 02:14:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure bm_evict_inode [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure kill_node [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_read [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_entry_write [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_register_write [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_read [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_status_write [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_fill_super [2019-10-15 02:14:36,799 INFO L130 BoogieDeclarations]: Found specification of procedure bm_mount [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure init_misc_binfmt [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure exit_misc_binfmt [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_misc_binfmt_7_2 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_init_misc_binfmt_7_11 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_5_1 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_5_7_4 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_1_7_5 [2019-10-15 02:14:36,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_6_2 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_5_7_6 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_1_7_7 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_7 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_7 [2019-10-15 02:14:36,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_1 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_2 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_22 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_1_5 [2019-10-15 02:14:36,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_2_22 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_2_5 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_1_12 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_2_12 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_1_4 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_2_4 [2019-10-15 02:14:36,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_filesystem [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_linux_binfmt_dummy_resourceless_instance_3 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_super_operations_dummy_resourceless_instance_4 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-15 02:14:36,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_15 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_15 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2019-10-15 02:14:36,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_filesystem [2019-10-15 02:14:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-15 02:14:36,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 02:14:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-15 02:14:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-15 02:14:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-15 02:14:36,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 02:14:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-15 02:14:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 02:14:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-15 02:14:36,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-15 02:14:36,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 02:14:36,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-15 02:14:36,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 02:14:36,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-15 02:14:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 02:14:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 02:14:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 02:14:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 02:14:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 02:14:37,805 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 02:14:41,094 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-15 02:14:43,777 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 02:14:43,777 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 02:14:43,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:14:43 BoogieIcfgContainer [2019-10-15 02:14:43,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 02:14:43,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 02:14:43,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 02:14:43,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 02:14:43,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 02:14:33" (1/3) ... [2019-10-15 02:14:43,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e15aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:14:43, skipping insertion in model container [2019-10-15 02:14:43,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 02:14:36" (2/3) ... [2019-10-15 02:14:43,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e15aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 02:14:43, skipping insertion in model container [2019-10-15 02:14:43,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 02:14:43" (3/3) ... [2019-10-15 02:14:43,787 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_fs-binfmt_misc.cil.i [2019-10-15 02:14:43,797 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 02:14:43,807 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-15 02:14:43,819 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-15 02:14:43,852 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 02:14:43,853 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 02:14:43,853 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 02:14:43,853 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 02:14:43,853 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 02:14:43,853 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 02:14:43,853 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 02:14:43,853 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 02:14:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states. [2019-10-15 02:14:43,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-10-15 02:14:43,919 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:14:43,920 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 02:14:43,923 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:14:43,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:14:43,930 INFO L82 PathProgramCache]: Analyzing trace with hash -1506239325, now seen corresponding path program 1 times [2019-10-15 02:14:43,939 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:14:43,940 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380226385] [2019-10-15 02:14:43,940 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:43,940 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:43,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:14:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:14:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2019-10-15 02:14:44,895 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380226385] [2019-10-15 02:14:44,896 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:14:44,896 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:14:44,897 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184292466] [2019-10-15 02:14:44,906 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:14:44,907 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:14:44,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:14:44,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:14:44,925 INFO L87 Difference]: Start difference. First operand 1345 states. Second operand 3 states. [2019-10-15 02:14:45,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:14:45,299 INFO L93 Difference]: Finished difference Result 3309 states and 4385 transitions. [2019-10-15 02:14:45,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:14:45,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2019-10-15 02:14:45,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:14:45,358 INFO L225 Difference]: With dead ends: 3309 [2019-10-15 02:14:45,359 INFO L226 Difference]: Without dead ends: 2162 [2019-10-15 02:14:45,376 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 [2019-10-15 02:14:45,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2162 states. [2019-10-15 02:14:45,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2162 to 2149. [2019-10-15 02:14:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2149 states. [2019-10-15 02:14:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 2149 states and 2805 transitions. [2019-10-15 02:14:45,707 INFO L78 Accepts]: Start accepts. Automaton has 2149 states and 2805 transitions. Word has length 214 [2019-10-15 02:14:45,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:14:45,711 INFO L462 AbstractCegarLoop]: Abstraction has 2149 states and 2805 transitions. [2019-10-15 02:14:45,711 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:14:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2805 transitions. [2019-10-15 02:14:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-10-15 02:14:45,807 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:14:45,812 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 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] [2019-10-15 02:14:45,812 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:14:45,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:14:45,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1043806871, now seen corresponding path program 1 times [2019-10-15 02:14:45,815 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:14:45,816 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386703316] [2019-10-15 02:14:45,816 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:45,816 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:45,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:14:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:14:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2019-10-15 02:14:46,150 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386703316] [2019-10-15 02:14:46,151 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:14:46,151 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:14:46,151 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475392471] [2019-10-15 02:14:46,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:14:46,155 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:14:46,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:14:46,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:14:46,155 INFO L87 Difference]: Start difference. First operand 2149 states and 2805 transitions. Second operand 3 states. [2019-10-15 02:14:46,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:14:46,356 INFO L93 Difference]: Finished difference Result 3192 states and 4151 transitions. [2019-10-15 02:14:46,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:14:46,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2019-10-15 02:14:46,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:14:46,383 INFO L225 Difference]: With dead ends: 3192 [2019-10-15 02:14:46,383 INFO L226 Difference]: Without dead ends: 3148 [2019-10-15 02:14:46,387 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 [2019-10-15 02:14:46,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2019-10-15 02:14:46,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3135. [2019-10-15 02:14:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3135 states. [2019-10-15 02:14:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 3135 states and 4091 transitions. [2019-10-15 02:14:46,540 INFO L78 Accepts]: Start accepts. Automaton has 3135 states and 4091 transitions. Word has length 240 [2019-10-15 02:14:46,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:14:46,541 INFO L462 AbstractCegarLoop]: Abstraction has 3135 states and 4091 transitions. [2019-10-15 02:14:46,541 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:14:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 4091 transitions. [2019-10-15 02:14:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-10-15 02:14:46,548 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:14:46,548 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 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] [2019-10-15 02:14:46,549 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:14:46,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:14:46,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1608121765, now seen corresponding path program 1 times [2019-10-15 02:14:46,549 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:14:46,550 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047525353] [2019-10-15 02:14:46,550 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:46,550 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:46,550 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:14:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:14:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2019-10-15 02:14:46,895 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047525353] [2019-10-15 02:14:46,895 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:14:46,895 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 02:14:46,895 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072371513] [2019-10-15 02:14:46,897 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 02:14:46,897 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:14:46,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 02:14:46,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 02:14:46,898 INFO L87 Difference]: Start difference. First operand 3135 states and 4091 transitions. Second operand 3 states. [2019-10-15 02:14:47,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:14:47,187 INFO L93 Difference]: Finished difference Result 4150 states and 5411 transitions. [2019-10-15 02:14:47,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 02:14:47,188 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2019-10-15 02:14:47,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:14:47,220 INFO L225 Difference]: With dead ends: 4150 [2019-10-15 02:14:47,220 INFO L226 Difference]: Without dead ends: 4106 [2019-10-15 02:14:47,225 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 [2019-10-15 02:14:47,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4106 states. [2019-10-15 02:14:47,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4106 to 4093. [2019-10-15 02:14:47,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4093 states. [2019-10-15 02:14:47,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4093 states to 4093 states and 5351 transitions. [2019-10-15 02:14:47,456 INFO L78 Accepts]: Start accepts. Automaton has 4093 states and 5351 transitions. Word has length 241 [2019-10-15 02:14:47,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:14:47,460 INFO L462 AbstractCegarLoop]: Abstraction has 4093 states and 5351 transitions. [2019-10-15 02:14:47,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 02:14:47,461 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 5351 transitions. [2019-10-15 02:14:47,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-10-15 02:14:47,472 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:14:47,472 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 3, 3, 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] [2019-10-15 02:14:47,473 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:14:47,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:14:47,473 INFO L82 PathProgramCache]: Analyzing trace with hash -978756628, now seen corresponding path program 1 times [2019-10-15 02:14:47,473 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:14:47,473 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248729771] [2019-10-15 02:14:47,474 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:47,474 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:47,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:14:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:14:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1517 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1511 trivial. 0 not checked. [2019-10-15 02:14:47,762 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248729771] [2019-10-15 02:14:47,764 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:14:47,764 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:14:47,765 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569607457] [2019-10-15 02:14:47,767 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:14:47,768 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:14:47,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:14:47,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:14:47,769 INFO L87 Difference]: Start difference. First operand 4093 states and 5351 transitions. Second operand 5 states. [2019-10-15 02:14:57,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 02:14:57,168 INFO L93 Difference]: Finished difference Result 9086 states and 11884 transitions. [2019-10-15 02:14:57,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 02:14:57,169 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 263 [2019-10-15 02:14:57,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 02:14:57,201 INFO L225 Difference]: With dead ends: 9086 [2019-10-15 02:14:57,202 INFO L226 Difference]: Without dead ends: 5061 [2019-10-15 02:14:57,216 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-15 02:14:57,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5061 states. [2019-10-15 02:14:57,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5061 to 5055. [2019-10-15 02:14:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5055 states. [2019-10-15 02:14:57,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 5055 states and 6612 transitions. [2019-10-15 02:14:57,479 INFO L78 Accepts]: Start accepts. Automaton has 5055 states and 6612 transitions. Word has length 263 [2019-10-15 02:14:57,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 02:14:57,479 INFO L462 AbstractCegarLoop]: Abstraction has 5055 states and 6612 transitions. [2019-10-15 02:14:57,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 02:14:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 6612 transitions. [2019-10-15 02:14:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-10-15 02:14:57,491 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 02:14:57,491 INFO L380 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 3, 3, 3, 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] [2019-10-15 02:14:57,492 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 02:14:57,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 02:14:57,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1553345140, now seen corresponding path program 1 times [2019-10-15 02:14:57,493 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 02:14:57,493 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851257892] [2019-10-15 02:14:57,493 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:57,493 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 02:14:57,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 02:14:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 02:14:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1515 trivial. 0 not checked. [2019-10-15 02:14:57,790 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851257892] [2019-10-15 02:14:57,790 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 02:14:57,790 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 02:14:57,791 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583334314] [2019-10-15 02:14:57,792 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 02:14:57,793 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 02:14:57,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 02:14:57,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 02:14:57,794 INFO L87 Difference]: Start difference. First operand 5055 states and 6612 transitions. Second operand 5 states.