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 -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 13:46:35,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 13:46:35,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 13:46:35,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 13:46:35,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 13:46:35,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 13:46:35,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 13:46:35,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 13:46:35,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 13:46:35,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 13:46:35,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 13:46:35,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 13:46:35,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 13:46:35,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 13:46:35,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 13:46:35,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 13:46:35,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 13:46:35,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 13:46:35,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 13:46:35,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 13:46:35,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 13:46:35,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 13:46:35,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 13:46:35,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 13:46:35,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 13:46:35,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 13:46:35,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 13:46:35,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 13:46:35,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 13:46:35,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 13:46:35,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 13:46:35,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 13:46:35,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 13:46:35,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 13:46:35,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 13:46:35,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 13:46:35,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 13:46:35,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 13:46:35,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 13:46:35,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 13:46:35,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 13:46:35,345 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 [2019-09-08 13:46:35,369 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 13:46:35,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 13:46:35,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 13:46:35,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 13:46:35,372 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 13:46:35,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 13:46:35,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 13:46:35,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 13:46:35,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 13:46:35,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 13:46:35,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 13:46:35,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 13:46:35,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 13:46:35,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 13:46:35,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 13:46:35,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 13:46:35,375 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 13:46:35,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 13:46:35,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 13:46:35,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 13:46:35,376 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 13:46:35,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 13:46:35,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 13:46:35,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 13:46:35,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 13:46:35,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 13:46:35,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 13:46:35,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 13:46:35,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 13:46:35,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 13:46:35,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 13:46:35,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 13:46:35,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 13:46:35,446 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 13:46:35,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2019-09-08 13:46:35,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e297a0c/42d051fa242b42b0861fddaec6a0421f/FLAG268e077c4 [2019-09-08 13:46:36,273 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 13:46:36,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2019-09-08 13:46:36,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e297a0c/42d051fa242b42b0861fddaec6a0421f/FLAG268e077c4 [2019-09-08 13:46:36,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61e297a0c/42d051fa242b42b0861fddaec6a0421f [2019-09-08 13:46:36,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 13:46:36,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 13:46:36,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 13:46:36,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 13:46:36,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 13:46:36,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:46:36" (1/1) ... [2019-09-08 13:46:36,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3098d27d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:36, skipping insertion in model container [2019-09-08 13:46:36,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:46:36" (1/1) ... [2019-09-08 13:46:36,370 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 13:46:36,536 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 13:46:38,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 13:46:38,477 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 13:46:38,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 13:46:39,367 INFO L192 MainTranslator]: Completed translation [2019-09-08 13:46:39,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39 WrapperNode [2019-09-08 13:46:39,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 13:46:39,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 13:46:39,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 13:46:39,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 13:46:39,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... [2019-09-08 13:46:39,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 13:46:39,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 13:46:39,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 13:46:39,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 13:46:39,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 13:46:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 13:46:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 13:46:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-09-08 13:46:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-08 13:46:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-09-08 13:46:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 13:46:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 13:46:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-08 13:46:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-08 13:46:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-08 13:46:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-09-08 13:46:39,767 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-08 13:46:39,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-08 13:46:39,768 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-08 13:46:39,768 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-08 13:46:39,768 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2019-09-08 13:46:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-09-08 13:46:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-08 13:46:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 13:46:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 13:46:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 13:46:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-08 13:46:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-09-08 13:46:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-08 13:46:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 13:46:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-09-08 13:46:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-09-08 13:46:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2019-09-08 13:46:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2019-09-08 13:46:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2019-09-08 13:46:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-09-08 13:46:39,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-08 13:46:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_none [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_aops [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_lo_send_write [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_direct_write [2019-09-08 13:46:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_write [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_send [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_splice_actor [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_direct_splice_actor [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_receive [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_receive [2019-09-08 13:46:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bio_filebacked [2019-09-08 13:46:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add_bio [2019-09-08 13:46:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_bio [2019-09-08 13:46:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_make_request [2019-09-08 13:46:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_bio [2019-09-08 13:46:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_thread [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_flush [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure do_loop_switch [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_change_fd [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_loop_device [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2019-09-08 13:46:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_backing_file_show [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_offset_show [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_sizelimit_show [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_autoclear_show [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_backing_file [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_offset [2019-09-08 13:46:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_sizelimit [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_autoclear [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_init [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_fd [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2019-09-08 13:46:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_xfer [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_old [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_old [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2019-09-08 13:46:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_old [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status64 [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_compat [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_compat [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_compat [2019-09-08 13:46:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_compat [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_open [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_release [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_register_transfer [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_unregister_transfer [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_alloc [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_free [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_one [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_del_one [2019-09-08 13:46:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_probe [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-08 13:46:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_1 [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-09-08 13:46:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_4 [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 13:46:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __splice_from_pipe [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-09-08 13:46:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-09-08 13:46:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_alloc_queue [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-09-08 13:46:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_make_request [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_register_region [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_unregister_region [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure d_path [2019-09-08 13:46:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure file_update_time [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk [2019-09-08 13:46:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2019-09-08 13:46:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_by_bdev [2019-09-08 13:46:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2019-09-08 13:46:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-09-08 13:46:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2019-09-08 13:46:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-08 13:46:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_write_begin [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_write_end [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 13:46:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-09-08 13:46:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-09-08 13:46:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-08 13:46:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-09-08 13:46:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_ro [2019-09-08 13:46:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure set_user_nice [2019-09-08 13:46:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure splice_direct_to_actor [2019-09-08 13:46:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-09-08 13:46:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-09-08 13:46:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-09-08 13:46:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_getattr [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-09-08 13:46:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 13:46:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 13:46:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 13:46:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 13:46:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-09-08 13:46:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-08 13:46:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-09-08 13:46:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 13:46:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-08 13:46:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-08 13:46:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-08 13:46:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 13:46:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 13:46:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-08 13:46:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 13:46:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 13:46:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2019-09-08 13:46:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 13:46:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-08 13:46:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 13:46:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 13:46:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 13:46:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-08 13:46:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-08 13:46:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-09-08 13:46:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2019-09-08 13:46:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_1 [2019-09-08 13:46:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_4 [2019-09-08 13:46:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-09-08 13:46:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2019-09-08 13:46:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2019-09-08 13:46:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-08 13:46:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-08 13:46:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-08 13:46:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure set_user_nice [2019-09-08 13:46:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-09-08 13:46:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-08 13:46:39,810 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-08 13:46:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-09-08 13:46:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2019-09-08 13:46:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2019-09-08 13:46:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure d_path [2019-09-08 13:46:39,811 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_write_begin [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_write_end [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-09-08 13:46:39,812 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_by_bdev [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_getattr [2019-09-08 13:46:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure file_update_time [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 13:46:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_ro [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-09-08 13:46:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure blk_register_region [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure blk_unregister_region [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-08 13:46:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2019-09-08 13:46:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2019-09-08 13:46:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-08 13:46:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_make_request [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure blk_alloc_queue [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure loop_register_transfer [2019-09-08 13:46:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure loop_unregister_transfer [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure __splice_from_pipe [2019-09-08 13:46:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure splice_direct_to_actor [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_none [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2019-09-08 13:46:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_aops [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure __do_lo_send_write [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-08 13:46:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_direct_write [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_write [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure lo_send [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure lo_splice_actor [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure lo_direct_splice_actor [2019-09-08 13:46:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_receive [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure lo_receive [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure do_bio_filebacked [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add_bio [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_bio [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure loop_make_request [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure do_loop_switch [2019-09-08 13:46:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_bio [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure loop_thread [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure loop_flush [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure loop_change_fd [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_loop_device [2019-09-08 13:46:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_backing_file_show [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_offset_show [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_sizelimit_show [2019-09-08 13:46:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_autoclear_show [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_backing_file [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_offset [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_sizelimit [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_autoclear [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_init [2019-09-08 13:46:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_fd [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_xfer [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 13:46:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_old [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_old [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2019-09-08 13:46:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_old [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status64 [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_compat [2019-09-08 13:46:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_compat [2019-09-08 13:46:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_compat [2019-09-08 13:46:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_compat [2019-09-08 13:46:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2019-09-08 13:46:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure lo_open [2019-09-08 13:46:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure lo_release [2019-09-08 13:46:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure loop_alloc [2019-09-08 13:46:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure loop_free [2019-09-08 13:46:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_one [2019-09-08 13:46:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure loop_del_one [2019-09-08 13:46:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure loop_probe [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 13:46:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-08 13:46:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 13:46:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 13:46:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 13:46:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 13:46:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 13:46:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 13:46:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 13:46:41,920 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-08 13:46:41,920 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-08 13:46:42,798 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-08 13:46:42,842 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-08 13:46:42,842 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-08 13:46:44,494 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-08 13:46:44,599 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-08 13:46:44,599 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-08 13:46:44,724 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-08 13:46:44,779 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-08 13:46:44,779 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-08 13:46:44,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-08 13:46:44,879 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-08 13:46:44,882 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-08 13:46:45,971 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 13:46:45,971 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-08 13:46:45,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:46:45 BoogieIcfgContainer [2019-09-08 13:46:45,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 13:46:45,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 13:46:45,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 13:46:45,978 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 13:46:45,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:46:36" (1/3) ... [2019-09-08 13:46:45,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2958fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:46:45, skipping insertion in model container [2019-09-08 13:46:45,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:46:39" (2/3) ... [2019-09-08 13:46:45,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2958fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:46:45, skipping insertion in model container [2019-09-08 13:46:45,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:46:45" (3/3) ... [2019-09-08 13:46:45,981 INFO L109 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-block-loop.ko.cil.out.i [2019-09-08 13:46:45,991 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 13:46:46,004 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 13:46:46,022 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 13:46:46,070 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 13:46:46,071 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 13:46:46,071 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 13:46:46,071 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 13:46:46,071 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 13:46:46,071 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 13:46:46,072 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 13:46:46,072 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 13:46:46,072 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 13:46:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states. [2019-09-08 13:46:46,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-09-08 13:46:46,138 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:46,139 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:46,141 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:46,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:46,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1529456141, now seen corresponding path program 1 times [2019-09-08 13:46:46,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:46,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:46,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:46,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:46,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 13:46:46,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:46,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 13:46:46,704 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 13:46:46,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 13:46:46,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 13:46:46,721 INFO L87 Difference]: Start difference. First operand 1585 states. Second operand 3 states. [2019-09-08 13:46:47,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:47,160 INFO L93 Difference]: Finished difference Result 4268 states and 5598 transitions. [2019-09-08 13:46:47,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 13:46:47,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-09-08 13:46:47,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:47,207 INFO L225 Difference]: With dead ends: 4268 [2019-09-08 13:46:47,208 INFO L226 Difference]: Without dead ends: 2844 [2019-09-08 13:46:47,227 INFO L628 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 [2019-09-08 13:46:47,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2844 states. [2019-09-08 13:46:47,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2844 to 2841. [2019-09-08 13:46:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2841 states. [2019-09-08 13:46:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2841 states and 3632 transitions. [2019-09-08 13:46:47,524 INFO L78 Accepts]: Start accepts. Automaton has 2841 states and 3632 transitions. Word has length 21 [2019-09-08 13:46:47,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:47,525 INFO L475 AbstractCegarLoop]: Abstraction has 2841 states and 3632 transitions. [2019-09-08 13:46:47,525 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 13:46:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3632 transitions. [2019-09-08 13:46:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-08 13:46:47,542 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:47,542 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:47,542 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:47,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:47,543 INFO L82 PathProgramCache]: Analyzing trace with hash -443746671, now seen corresponding path program 1 times [2019-09-08 13:46:47,543 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:47,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:47,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:47,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:47,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:47,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 13:46:47,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:47,911 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 13:46:47,913 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 13:46:47,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 13:46:47,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:47,914 INFO L87 Difference]: Start difference. First operand 2841 states and 3632 transitions. Second operand 5 states. [2019-09-08 13:46:48,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:48,062 INFO L93 Difference]: Finished difference Result 5541 states and 7105 transitions. [2019-09-08 13:46:48,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 13:46:48,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2019-09-08 13:46:48,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:48,093 INFO L225 Difference]: With dead ends: 5541 [2019-09-08 13:46:48,093 INFO L226 Difference]: Without dead ends: 2841 [2019-09-08 13:46:48,105 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:48,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2841 states. [2019-09-08 13:46:48,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2841 to 2841. [2019-09-08 13:46:48,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2841 states. [2019-09-08 13:46:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2841 states and 3630 transitions. [2019-09-08 13:46:48,238 INFO L78 Accepts]: Start accepts. Automaton has 2841 states and 3630 transitions. Word has length 64 [2019-09-08 13:46:48,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:48,239 INFO L475 AbstractCegarLoop]: Abstraction has 2841 states and 3630 transitions. [2019-09-08 13:46:48,239 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 13:46:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3630 transitions. [2019-09-08 13:46:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-09-08 13:46:48,246 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:48,246 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:48,247 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:48,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:48,247 INFO L82 PathProgramCache]: Analyzing trace with hash -215401368, now seen corresponding path program 1 times [2019-09-08 13:46:48,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:48,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:48,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:48,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:48,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 13:46:48,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:48,460 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 13:46:48,460 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 13:46:48,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 13:46:48,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:48,461 INFO L87 Difference]: Start difference. First operand 2841 states and 3630 transitions. Second operand 5 states. [2019-09-08 13:46:48,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:48,595 INFO L93 Difference]: Finished difference Result 5541 states and 7103 transitions. [2019-09-08 13:46:48,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 13:46:48,595 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2019-09-08 13:46:48,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:48,617 INFO L225 Difference]: With dead ends: 5541 [2019-09-08 13:46:48,617 INFO L226 Difference]: Without dead ends: 2817 [2019-09-08 13:46:48,628 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:48,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2817 states. [2019-09-08 13:46:48,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2817 to 2817. [2019-09-08 13:46:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2817 states. [2019-09-08 13:46:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2817 states and 3601 transitions. [2019-09-08 13:46:48,762 INFO L78 Accepts]: Start accepts. Automaton has 2817 states and 3601 transitions. Word has length 72 [2019-09-08 13:46:48,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:48,763 INFO L475 AbstractCegarLoop]: Abstraction has 2817 states and 3601 transitions. [2019-09-08 13:46:48,764 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 13:46:48,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3601 transitions. [2019-09-08 13:46:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-09-08 13:46:48,768 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:48,768 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:48,768 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:48,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:48,768 INFO L82 PathProgramCache]: Analyzing trace with hash 747690818, now seen corresponding path program 1 times [2019-09-08 13:46:48,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:48,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:48,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:48,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:48,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 13:46:48,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:48,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 13:46:48,982 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 13:46:48,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 13:46:48,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-08 13:46:48,983 INFO L87 Difference]: Start difference. First operand 2817 states and 3601 transitions. Second operand 4 states. [2019-09-08 13:46:49,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:49,113 INFO L93 Difference]: Finished difference Result 5554 states and 7122 transitions. [2019-09-08 13:46:49,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 13:46:49,114 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 80 [2019-09-08 13:46:49,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:49,132 INFO L225 Difference]: With dead ends: 5554 [2019-09-08 13:46:49,132 INFO L226 Difference]: Without dead ends: 2841 [2019-09-08 13:46:49,143 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-09-08 13:46:49,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2841 states. [2019-09-08 13:46:49,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2841 to 2821. [2019-09-08 13:46:49,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2821 states. [2019-09-08 13:46:49,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2821 states and 3606 transitions. [2019-09-08 13:46:49,271 INFO L78 Accepts]: Start accepts. Automaton has 2821 states and 3606 transitions. Word has length 80 [2019-09-08 13:46:49,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:49,274 INFO L475 AbstractCegarLoop]: Abstraction has 2821 states and 3606 transitions. [2019-09-08 13:46:49,274 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 13:46:49,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3606 transitions. [2019-09-08 13:46:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-09-08 13:46:49,280 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:49,280 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:49,281 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:49,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:49,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1479658244, now seen corresponding path program 1 times [2019-09-08 13:46:49,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:49,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:49,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:49,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:49,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:49,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:49,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 13:46:49,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:49,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 13:46:49,526 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 13:46:49,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 13:46:49,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 13:46:49,528 INFO L87 Difference]: Start difference. First operand 2821 states and 3606 transitions. Second operand 4 states. [2019-09-08 13:46:51,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:51,580 INFO L93 Difference]: Finished difference Result 5615 states and 7182 transitions. [2019-09-08 13:46:51,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 13:46:51,581 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 80 [2019-09-08 13:46:51,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:51,604 INFO L225 Difference]: With dead ends: 5615 [2019-09-08 13:46:51,604 INFO L226 Difference]: Without dead ends: 2818 [2019-09-08 13:46:51,617 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 13:46:51,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2019-09-08 13:46:51,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2818. [2019-09-08 13:46:51,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2818 states. [2019-09-08 13:46:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2818 states and 3600 transitions. [2019-09-08 13:46:51,753 INFO L78 Accepts]: Start accepts. Automaton has 2818 states and 3600 transitions. Word has length 80 [2019-09-08 13:46:51,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:51,753 INFO L475 AbstractCegarLoop]: Abstraction has 2818 states and 3600 transitions. [2019-09-08 13:46:51,753 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 13:46:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 3600 transitions. [2019-09-08 13:46:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-09-08 13:46:51,765 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:51,766 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-08 13:46:51,766 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:51,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:51,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1464919487, now seen corresponding path program 1 times [2019-09-08 13:46:51,769 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:51,769 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:51,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:51,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:51,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 13:46:51,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:51,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 13:46:51,987 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 13:46:51,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 13:46:51,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:51,988 INFO L87 Difference]: Start difference. First operand 2818 states and 3600 transitions. Second operand 5 states. [2019-09-08 13:46:52,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:52,227 INFO L93 Difference]: Finished difference Result 5613 states and 7176 transitions. [2019-09-08 13:46:52,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 13:46:52,228 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-09-08 13:46:52,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:52,246 INFO L225 Difference]: With dead ends: 5613 [2019-09-08 13:46:52,247 INFO L226 Difference]: Without dead ends: 2807 [2019-09-08 13:46:52,258 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 13:46:52,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2019-09-08 13:46:52,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2807. [2019-09-08 13:46:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2807 states. [2019-09-08 13:46:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 3586 transitions. [2019-09-08 13:46:52,380 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 3586 transitions. Word has length 119 [2019-09-08 13:46:52,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:52,381 INFO L475 AbstractCegarLoop]: Abstraction has 2807 states and 3586 transitions. [2019-09-08 13:46:52,382 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 13:46:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3586 transitions. [2019-09-08 13:46:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-08 13:46:52,387 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:52,388 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:52,388 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:52,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:52,389 INFO L82 PathProgramCache]: Analyzing trace with hash 180454152, now seen corresponding path program 1 times [2019-09-08 13:46:52,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:52,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:52,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:52,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:52,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-09-08 13:46:52,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:46:52,864 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:46:52,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:53,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 13:46:53,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:46:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-08 13:46:53,464 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:46:53,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 13:46:53,467 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 13:46:53,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 13:46:53,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-09-08 13:46:53,468 INFO L87 Difference]: Start difference. First operand 2807 states and 3586 transitions. Second operand 8 states. [2019-09-08 13:46:53,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:53,695 INFO L93 Difference]: Finished difference Result 5531 states and 7088 transitions. [2019-09-08 13:46:53,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 13:46:53,696 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 159 [2019-09-08 13:46:53,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:53,720 INFO L225 Difference]: With dead ends: 5531 [2019-09-08 13:46:53,720 INFO L226 Difference]: Without dead ends: 2818 [2019-09-08 13:46:53,734 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-09-08 13:46:53,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2019-09-08 13:46:53,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2813. [2019-09-08 13:46:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2813 states. [2019-09-08 13:46:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2813 states and 3594 transitions. [2019-09-08 13:46:53,879 INFO L78 Accepts]: Start accepts. Automaton has 2813 states and 3594 transitions. Word has length 159 [2019-09-08 13:46:53,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:53,883 INFO L475 AbstractCegarLoop]: Abstraction has 2813 states and 3594 transitions. [2019-09-08 13:46:53,883 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 13:46:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3594 transitions. [2019-09-08 13:46:53,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-09-08 13:46:53,890 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:53,890 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:53,891 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:53,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:53,891 INFO L82 PathProgramCache]: Analyzing trace with hash -129579390, now seen corresponding path program 2 times [2019-09-08 13:46:53,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:53,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:53,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:53,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:46:53,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:54,372 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2019-09-08 13:46:54,372 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:46:54,372 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:46:54,409 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-09-08 13:46:54,964 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2019-09-08 13:46:54,964 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 13:46:54,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 1491 conjuncts, 34 conjunts are in the unsatisfiable core [2019-09-08 13:46:55,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:46:55,379 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-09-08 13:46:55,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 13:46:55,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2019-09-08 13:46:55,398 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 13:46:55,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 13:46:55,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-08 13:46:55,399 INFO L87 Difference]: Start difference. First operand 2813 states and 3594 transitions. Second operand 15 states. [2019-09-08 13:46:56,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:46:56,465 INFO L93 Difference]: Finished difference Result 8131 states and 10453 transitions. [2019-09-08 13:46:56,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-09-08 13:46:56,466 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 238 [2019-09-08 13:46:56,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:46:56,510 INFO L225 Difference]: With dead ends: 8131 [2019-09-08 13:46:56,510 INFO L226 Difference]: Without dead ends: 5418 [2019-09-08 13:46:56,529 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2019-09-08 13:46:56,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5418 states. [2019-09-08 13:46:56,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5418 to 5355. [2019-09-08 13:46:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5355 states. [2019-09-08 13:46:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5355 states to 5355 states and 6874 transitions. [2019-09-08 13:46:56,971 INFO L78 Accepts]: Start accepts. Automaton has 5355 states and 6874 transitions. Word has length 238 [2019-09-08 13:46:56,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:46:56,975 INFO L475 AbstractCegarLoop]: Abstraction has 5355 states and 6874 transitions. [2019-09-08 13:46:56,975 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 13:46:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 5355 states and 6874 transitions. [2019-09-08 13:46:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-09-08 13:46:56,982 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:46:56,983 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:46:56,983 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:46:56,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:46:56,983 INFO L82 PathProgramCache]: Analyzing trace with hash -915860026, now seen corresponding path program 1 times [2019-09-08 13:46:56,984 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:46:56,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:46:56,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:56,988 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 13:46:56,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:46:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:46:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2019-09-08 13:46:57,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:46:57,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 13:46:57,538 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 13:46:57,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 13:46:57,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-09-08 13:46:57,539 INFO L87 Difference]: Start difference. First operand 5355 states and 6874 transitions. Second operand 7 states. [2019-09-08 13:47:12,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:47:12,631 INFO L93 Difference]: Finished difference Result 8597 states and 11180 transitions. [2019-09-08 13:47:12,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 13:47:12,631 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 317 [2019-09-08 13:47:12,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:47:12,674 INFO L225 Difference]: With dead ends: 8597 [2019-09-08 13:47:12,674 INFO L226 Difference]: Without dead ends: 8594 [2019-09-08 13:47:12,679 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-08 13:47:12,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8594 states. [2019-09-08 13:47:12,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8594 to 8525. [2019-09-08 13:47:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8525 states. [2019-09-08 13:47:13,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8525 states to 8525 states and 11105 transitions. [2019-09-08 13:47:13,025 INFO L78 Accepts]: Start accepts. Automaton has 8525 states and 11105 transitions. Word has length 317 [2019-09-08 13:47:13,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:47:13,029 INFO L475 AbstractCegarLoop]: Abstraction has 8525 states and 11105 transitions. [2019-09-08 13:47:13,029 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 13:47:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 8525 states and 11105 transitions. [2019-09-08 13:47:13,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-09-08 13:47:13,041 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:47:13,042 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:47:13,043 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:47:13,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:47:13,043 INFO L82 PathProgramCache]: Analyzing trace with hash -791903515, now seen corresponding path program 1 times [2019-09-08 13:47:13,043 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:47:13,044 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:47:13,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:13,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:47:13,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:47:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2019-09-08 13:47:13,317 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 13:47:13,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 13:47:13,320 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 13:47:13,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 13:47:13,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 13:47:13,320 INFO L87 Difference]: Start difference. First operand 8525 states and 11105 transitions. Second operand 3 states. [2019-09-08 13:47:13,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:47:13,597 INFO L93 Difference]: Finished difference Result 17065 states and 22338 transitions. [2019-09-08 13:47:13,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 13:47:13,598 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 329 [2019-09-08 13:47:13,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:47:13,683 INFO L225 Difference]: With dead ends: 17065 [2019-09-08 13:47:13,684 INFO L226 Difference]: Without dead ends: 8661 [2019-09-08 13:47:13,730 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 13:47:13,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8661 states. [2019-09-08 13:47:14,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8661 to 8658. [2019-09-08 13:47:14,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8658 states. [2019-09-08 13:47:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8658 states to 8658 states and 11344 transitions. [2019-09-08 13:47:14,089 INFO L78 Accepts]: Start accepts. Automaton has 8658 states and 11344 transitions. Word has length 329 [2019-09-08 13:47:14,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:47:14,091 INFO L475 AbstractCegarLoop]: Abstraction has 8658 states and 11344 transitions. [2019-09-08 13:47:14,091 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 13:47:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 8658 states and 11344 transitions. [2019-09-08 13:47:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2019-09-08 13:47:14,103 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:47:14,103 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:47:14,103 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:47:14,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:47:14,104 INFO L82 PathProgramCache]: Analyzing trace with hash -361731395, now seen corresponding path program 1 times [2019-09-08 13:47:14,105 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:47:14,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:47:14,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:14,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:47:14,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:47:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2019-09-08 13:47:15,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:47:15,426 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 13:47:15,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:47:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:47:15,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 2672 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 13:47:15,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:47:16,056 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream closed [2019-09-08 13:47:16,071 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:47:16,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-09-08 13:47:16,073 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-08 13:47:16,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-08 13:47:16,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2019-09-08 13:47:16,074 INFO L87 Difference]: Start difference. First operand 8658 states and 11344 transitions. Second operand 12 states. [2019-09-08 13:47:16,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:47:16,402 INFO L93 Difference]: Finished difference Result 17221 states and 22588 transitions. [2019-09-08 13:47:16,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 13:47:16,403 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 329 [2019-09-08 13:47:16,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:47:16,448 INFO L225 Difference]: With dead ends: 17221 [2019-09-08 13:47:16,448 INFO L226 Difference]: Without dead ends: 8669 [2019-09-08 13:47:16,480 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2019-09-08 13:47:16,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8669 states. [2019-09-08 13:47:16,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8669 to 8664. [2019-09-08 13:47:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8664 states. [2019-09-08 13:47:16,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8664 states to 8664 states and 11352 transitions. [2019-09-08 13:47:16,809 INFO L78 Accepts]: Start accepts. Automaton has 8664 states and 11352 transitions. Word has length 329 [2019-09-08 13:47:16,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:47:16,810 INFO L475 AbstractCegarLoop]: Abstraction has 8664 states and 11352 transitions. [2019-09-08 13:47:16,810 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-08 13:47:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 8664 states and 11352 transitions. [2019-09-08 13:47:16,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2019-09-08 13:47:16,821 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:47:16,821 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:47:16,821 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:47:16,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:47:16,822 INFO L82 PathProgramCache]: Analyzing trace with hash 481760695, now seen corresponding path program 2 times [2019-09-08 13:47:16,822 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:47:16,822 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:47:16,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:16,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 13:47:16,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:47:18,389 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2019-09-08 13:47:18,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:47:18,390 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 13:47:18,424 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:47:20,637 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-08 13:47:20,637 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 13:47:20,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-08 13:47:20,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:47:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 582 trivial. 0 not checked. [2019-09-08 13:47:20,946 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:47:20,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-09-08 13:47:20,948 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 13:47:20,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 13:47:20,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2019-09-08 13:47:20,949 INFO L87 Difference]: Start difference. First operand 8664 states and 11352 transitions. Second operand 14 states. [2019-09-08 13:47:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:47:21,211 INFO L93 Difference]: Finished difference Result 17227 states and 22596 transitions. [2019-09-08 13:47:21,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 13:47:21,211 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 408 [2019-09-08 13:47:21,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:47:21,246 INFO L225 Difference]: With dead ends: 17227 [2019-09-08 13:47:21,246 INFO L226 Difference]: Without dead ends: 8675 [2019-09-08 13:47:21,266 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 415 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2019-09-08 13:47:21,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8675 states. [2019-09-08 13:47:21,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8675 to 8670. [2019-09-08 13:47:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8670 states. [2019-09-08 13:47:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8670 states to 8670 states and 11360 transitions. [2019-09-08 13:47:21,648 INFO L78 Accepts]: Start accepts. Automaton has 8670 states and 11360 transitions. Word has length 408 [2019-09-08 13:47:21,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:47:21,649 INFO L475 AbstractCegarLoop]: Abstraction has 8670 states and 11360 transitions. [2019-09-08 13:47:21,649 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 13:47:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 8670 states and 11360 transitions. [2019-09-08 13:47:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2019-09-08 13:47:21,671 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:47:21,671 INFO L399 BasicCegarLoop]: trace histogram [15, 15, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:47:21,672 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:47:21,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:47:21,672 INFO L82 PathProgramCache]: Analyzing trace with hash -418863235, now seen corresponding path program 3 times [2019-09-08 13:47:21,673 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:47:21,673 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:47:21,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:21,676 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 13:47:21,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:47:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:47:22,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 955 trivial. 0 not checked. [2019-09-08 13:47:22,560 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:47:22,561 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:47:22,595 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-08 13:48:12,774 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2019-09-08 13:48:12,775 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 13:48:12,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 3258 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-08 13:48:12,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:48:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 955 trivial. 0 not checked. [2019-09-08 13:48:13,059 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:48:13,059 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2019-09-08 13:48:13,060 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-08 13:48:13,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-08 13:48:13,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2019-09-08 13:48:13,061 INFO L87 Difference]: Start difference. First operand 8670 states and 11360 transitions. Second operand 16 states. [2019-09-08 13:48:13,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:48:13,370 INFO L93 Difference]: Finished difference Result 17233 states and 22604 transitions. [2019-09-08 13:48:13,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 13:48:13,370 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 487 [2019-09-08 13:48:13,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:48:13,413 INFO L225 Difference]: With dead ends: 17233 [2019-09-08 13:48:13,414 INFO L226 Difference]: Without dead ends: 8681 [2019-09-08 13:48:13,435 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 481 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2019-09-08 13:48:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8681 states. [2019-09-08 13:48:13,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8681 to 8676. [2019-09-08 13:48:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8676 states. [2019-09-08 13:48:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8676 states to 8676 states and 11368 transitions. [2019-09-08 13:48:13,803 INFO L78 Accepts]: Start accepts. Automaton has 8676 states and 11368 transitions. Word has length 487 [2019-09-08 13:48:13,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:48:13,805 INFO L475 AbstractCegarLoop]: Abstraction has 8676 states and 11368 transitions. [2019-09-08 13:48:13,805 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-08 13:48:13,805 INFO L276 IsEmpty]: Start isEmpty. Operand 8676 states and 11368 transitions. [2019-09-08 13:48:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2019-09-08 13:48:13,828 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:48:13,829 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:48:13,829 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:48:13,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:48:13,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1618231049, now seen corresponding path program 4 times [2019-09-08 13:48:13,830 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:48:13,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:48:13,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:48:13,834 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 13:48:13,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:48:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:48:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 1419 trivial. 0 not checked. [2019-09-08 13:48:15,154 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:48:15,154 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 13:48:15,192 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:48:15,804 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-08 13:48:15,804 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 13:48:15,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 3788 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 13:48:15,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:48:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 1419 trivial. 0 not checked. [2019-09-08 13:48:16,208 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:48:16,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2019-09-08 13:48:16,211 INFO L454 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-09-08 13:48:16,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-09-08 13:48:16,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2019-09-08 13:48:16,212 INFO L87 Difference]: Start difference. First operand 8676 states and 11368 transitions. Second operand 18 states. [2019-09-08 13:48:16,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:48:16,483 INFO L93 Difference]: Finished difference Result 17239 states and 22612 transitions. [2019-09-08 13:48:16,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 13:48:16,484 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 566 [2019-09-08 13:48:16,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:48:16,521 INFO L225 Difference]: With dead ends: 17239 [2019-09-08 13:48:16,521 INFO L226 Difference]: Without dead ends: 8687 [2019-09-08 13:48:16,541 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2019-09-08 13:48:16,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8687 states. [2019-09-08 13:48:16,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8687 to 8682. [2019-09-08 13:48:16,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8682 states. [2019-09-08 13:48:17,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8682 states to 8682 states and 11376 transitions. [2019-09-08 13:48:17,006 INFO L78 Accepts]: Start accepts. Automaton has 8682 states and 11376 transitions. Word has length 566 [2019-09-08 13:48:17,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:48:17,007 INFO L475 AbstractCegarLoop]: Abstraction has 8682 states and 11376 transitions. [2019-09-08 13:48:17,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-09-08 13:48:17,008 INFO L276 IsEmpty]: Start isEmpty. Operand 8682 states and 11376 transitions. [2019-09-08 13:48:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2019-09-08 13:48:17,031 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:48:17,032 INFO L399 BasicCegarLoop]: trace histogram [21, 21, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:48:17,032 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:48:17,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:48:17,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1818618819, now seen corresponding path program 5 times [2019-09-08 13:48:17,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:48:17,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:48:17,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:48:17,038 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 13:48:17,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:48:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 13:48:18,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 1974 trivial. 0 not checked. [2019-09-08 13:48:18,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 13:48:18,185 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 13:48:18,206 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 13:49:32,448 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2019-09-08 13:49:32,448 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 13:49:32,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 4160 conjuncts, 10 conjunts are in the unsatisfiable core [2019-09-08 13:49:32,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 13:49:32,967 INFO L134 CoverageAnalysis]: Checked inductivity of 2107 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 1974 trivial. 0 not checked. [2019-09-08 13:49:32,998 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 13:49:32,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2019-09-08 13:49:32,999 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-08 13:49:33,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-08 13:49:33,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=226, Unknown=0, NotChecked=0, Total=380 [2019-09-08 13:49:33,000 INFO L87 Difference]: Start difference. First operand 8682 states and 11376 transitions. Second operand 20 states. [2019-09-08 13:49:33,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 13:49:33,284 INFO L93 Difference]: Finished difference Result 17240 states and 22613 transitions. [2019-09-08 13:49:33,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 13:49:33,284 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 645 [2019-09-08 13:49:33,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 13:49:33,318 INFO L225 Difference]: With dead ends: 17240 [2019-09-08 13:49:33,319 INFO L226 Difference]: Without dead ends: 8688 [2019-09-08 13:49:33,338 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 655 GetRequests, 637 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=154, Invalid=226, Unknown=0, NotChecked=0, Total=380 [2019-09-08 13:49:33,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2019-09-08 13:49:33,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 8688. [2019-09-08 13:49:33,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8688 states. [2019-09-08 13:49:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8688 states to 8688 states and 11384 transitions. [2019-09-08 13:49:33,643 INFO L78 Accepts]: Start accepts. Automaton has 8688 states and 11384 transitions. Word has length 645 [2019-09-08 13:49:33,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 13:49:33,644 INFO L475 AbstractCegarLoop]: Abstraction has 8688 states and 11384 transitions. [2019-09-08 13:49:33,644 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-08 13:49:33,644 INFO L276 IsEmpty]: Start isEmpty. Operand 8688 states and 11384 transitions. [2019-09-08 13:49:33,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2019-09-08 13:49:33,653 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 13:49:33,653 INFO L399 BasicCegarLoop]: trace histogram [24, 24, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 13:49:33,654 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 13:49:33,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 13:49:33,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1281440823, now seen corresponding path program 6 times [2019-09-08 13:49:33,654 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 13:49:33,654 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 13:49:33,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:49:33,657 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 13:49:33,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 13:49:50,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 13:50:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 13:50:03,210 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 13:50:03,565 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935112 could not be translated for associated CType STRUCT~~attribute_group?name~*CHAR?is_visible~*((*kobject *attribute INT ) : ~mode_t~0)?attrs~**attribute# [2019-09-08 13:50:03,566 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934993 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,567 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934983 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,567 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934997 could not be translated for associated CType ARRAY#_5_~*attribute# [2019-09-08 13:50:03,567 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935063 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,567 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935031 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2019-09-08 13:50:03,568 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935141 could not be translated for associated CType STRUCT~~attribute_group?name~*CHAR?is_visible~*((*kobject *attribute INT ) : ~mode_t~0)?attrs~**attribute# [2019-09-08 13:50:03,568 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935142 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,568 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935131 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?check_events~*((*gendisk UINT ) : UINT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2019-09-08 13:50:03,568 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935061 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,569 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935055 could not be translated for associated CType STRUCT~~mutex?count~~atomic_t~0?wait_lock~~spinlock_t~0?wait_list~STRUCT~~list_head?next~*list_head?prev~*list_head#?owner~*task_struct?name~*CHAR?magic~*VOID?dep_map~STRUCT~~lockdep_map?key~*lock_class_key?class_cache~ARRAY#_2_~*lock_class#?name~*CHAR?cpu~INT?ip~ULONG## [2019-09-08 13:50:03,569 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935010 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,569 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934962 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# [2019-09-08 13:50:03,569 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935034 could not be translated for associated CType STRUCT~~mutex?count~~atomic_t~0?wait_lock~~spinlock_t~0?wait_list~STRUCT~~list_head?next~*list_head?prev~*list_head#?owner~*task_struct?name~*CHAR?magic~*VOID?dep_map~STRUCT~~lockdep_map?key~*lock_class_key?class_cache~ARRAY#_2_~*lock_class#?name~*CHAR?cpu~INT?ip~ULONG## [2019-09-08 13:50:03,570 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934998 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# [2019-09-08 13:50:03,571 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935146 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# [2019-09-08 13:50:03,572 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935011 could not be translated for associated CType ARRAY#_20_~*loop_func_table# [2019-09-08 13:50:03,572 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935105 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?check_events~*((*gendisk UINT ) : UINT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2019-09-08 13:50:03,572 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934965 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# [2019-09-08 13:50:03,578 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935162 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# [2019-09-08 13:50:03,579 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935136 could not be translated for associated CType ARRAY#_5_~*attribute# [2019-09-08 13:50:03,579 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935097 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:03,582 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935041 could not be translated for associated CType ARRAY#_20_~*loop_func_table# [2019-09-08 13:50:03,582 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589935164 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# [2019-09-08 13:50:04,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:50:04 BoogieIcfgContainer [2019-09-08 13:50:04,135 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 13:50:04,137 INFO L168 Benchmark]: Toolchain (without parser) took 207783.67 ms. Allocated memory was 130.5 MB in the beginning and 2.6 GB in the end (delta: 2.5 GB). Free memory was 77.5 MB in the beginning and 579.1 MB in the end (delta: -501.7 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,138 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 130.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3015.59 ms. Allocated memory was 130.5 MB in the beginning and 283.1 MB in the end (delta: 152.6 MB). Free memory was 77.2 MB in the beginning and 140.0 MB in the end (delta: -62.7 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,140 INFO L168 Benchmark]: Boogie Preprocessor took 333.92 ms. Allocated memory is still 283.1 MB. Free memory was 140.0 MB in the beginning and 114.4 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,140 INFO L168 Benchmark]: RCFGBuilder took 6269.62 ms. Allocated memory was 283.1 MB in the beginning and 391.6 MB in the end (delta: 108.5 MB). Free memory was 114.4 MB in the beginning and 185.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 161.8 MB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,141 INFO L168 Benchmark]: TraceAbstraction took 198160.15 ms. Allocated memory was 391.6 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 185.7 MB in the beginning and 579.1 MB in the end (delta: -393.4 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2019-09-08 13:50:04,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 130.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3015.59 ms. Allocated memory was 130.5 MB in the beginning and 283.1 MB in the end (delta: 152.6 MB). Free memory was 77.2 MB in the beginning and 140.0 MB in the end (delta: -62.7 MB). Peak memory consumption was 117.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 333.92 ms. Allocated memory is still 283.1 MB. Free memory was 140.0 MB in the beginning and 114.4 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6269.62 ms. Allocated memory was 283.1 MB in the beginning and 391.6 MB in the end (delta: 108.5 MB). Free memory was 114.4 MB in the beginning and 185.7 MB in the end (delta: -71.3 MB). Peak memory consumption was 161.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 198160.15 ms. Allocated memory was 391.6 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 185.7 MB in the beginning and 579.1 MB in the end (delta: -393.4 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935112 could not be translated for associated CType STRUCT~~attribute_group?name~*CHAR?is_visible~*((*kobject *attribute INT ) : ~mode_t~0)?attrs~**attribute# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934993 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934983 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934997 could not be translated for associated CType ARRAY#_5_~*attribute# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935063 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935031 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935141 could not be translated for associated CType STRUCT~~attribute_group?name~*CHAR?is_visible~*((*kobject *attribute INT ) : ~mode_t~0)?attrs~**attribute# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935142 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935131 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?check_events~*((*gendisk UINT ) : UINT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935061 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935055 could not be translated for associated CType STRUCT~~mutex?count~~atomic_t~0?wait_lock~~spinlock_t~0?wait_list~STRUCT~~list_head?next~*list_head?prev~*list_head#?owner~*task_struct?name~*CHAR?magic~*VOID?dep_map~STRUCT~~lockdep_map?key~*lock_class_key?class_cache~ARRAY#_2_~*lock_class#?name~*CHAR?cpu~INT?ip~ULONG## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935010 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934962 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935034 could not be translated for associated CType STRUCT~~mutex?count~~atomic_t~0?wait_lock~~spinlock_t~0?wait_list~STRUCT~~list_head?next~*list_head?prev~*list_head#?owner~*task_struct?name~*CHAR?magic~*VOID?dep_map~STRUCT~~lockdep_map?key~*lock_class_key?class_cache~ARRAY#_2_~*lock_class#?name~*CHAR?cpu~INT?ip~ULONG## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934998 could not be translated for associated CType STRUCT~~list_head?next~*list_head?prev~*list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935146 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935011 could not be translated for associated CType ARRAY#_20_~*loop_func_table# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935105 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?check_events~*((*gendisk UINT ) : UINT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934965 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935162 could not be translated for associated CType STRUCT~~loop_func_table?number~INT?transfer~*((*loop_device INT *page UINT *page UINT INT ~sector_t~0 ) : INT)?init~*((*loop_device *loop_info64 ) : INT)?release~*((*loop_device ) : INT)?ioctl~*((*loop_device INT ULONG ) : INT)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935136 could not be translated for associated CType ARRAY#_5_~*attribute# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935097 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935041 could not be translated for associated CType ARRAY#_20_~*loop_func_table# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589935164 could not be translated for associated CType STRUCT~~device_attribute?attr~STRUCT~~attribute?name~*CHAR?mode~~mode_t~0?key~*lock_class_key?skey~STRUCT~~lock_class_key?subkeys~ARRAY#_8_~STRUCT~~lockdep_subclass_key?__one_byte~CHAR####?show~*((*device *device_attribute *CHAR ) : UINT)?store~*((*device *device_attribute *CHAR UINT ) : UINT)# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 7162]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 4149, overapproximation of shiftLeft at line 6741, overapproximation of bitwiseOr at line 3915. Possible FailurePath: [L4145] static struct list_head loop_devices = {& loop_devices, & loop_devices}; [L4146-L4154] static struct mutex loop_devices_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "loop_devices_mutex.wait_lock", 0, 0UL}}}}, {& loop_devices_mutex.wait_list, & loop_devices_mutex.wait_list}, (struct task_struct *)0, (char const *)0, (void *)(& loop_devices_mutex), {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "loop_devices_mutex", 0, 0UL}}; [L4155] static int max_part ; [L4156] static int part_shift ; [L4266-L4268] static struct loop_func_table none_funcs = {0, & transfer_none, (int (*)(struct loop_device * , struct loop_info64 const * ))0, (int (*)(struct loop_device * ))0, (int (*)(struct loop_device * , int , unsigned long ))0, (struct module *)0}; [L4269-L4272] static struct loop_func_table xor_funcs = {1, & transfer_xor, & xor_init, (int (*)(struct loop_device * ))0, (int (*)(struct loop_device * , int , unsigned long ))0, (struct module *)0}; [L4273] static struct loop_func_table *xfer_funcs[20U] = { & none_funcs, & xor_funcs}; [L5293-L5297] static struct device_attribute loop_attr_backing_file = {{"backing_file", 292U, (struct lock_class_key *)0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_backing_file, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L5308-L5311] static struct device_attribute loop_attr_offset = {{"offset", 292U, (struct lock_class_key *)0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_offset, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L5322-L5325] static struct device_attribute loop_attr_sizelimit = {{"sizelimit", 292U, (struct lock_class_key *)0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_sizelimit, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L5336-L5339] static struct device_attribute loop_attr_autoclear = {{"autoclear", 292U, (struct lock_class_key *)0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_autoclear, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; [L5340-L5341] static struct attribute *loop_attrs[5U] = { & loop_attr_backing_file.attr, & loop_attr_offset.attr, & loop_attr_sizelimit.attr, & loop_attr_autoclear.attr, (struct attribute *)0}; [L5342] static struct attribute_group loop_attribute_group = {"loop", (mode_t (*)(struct kobject * , struct attribute * , int ))0, (struct attribute **)(& loop_attrs)}; [L6627-L6634] static struct block_device_operations const lo_fops = {& lo_open, & lo_release, & lo_ioctl, & lo_compat_ioctl, (int (*)(struct block_device * , sector_t , void ** , unsigned long * ))0, (unsigned int (*)(struct gendisk * , unsigned int ))0, (int (*)(struct gendisk * ))0, (void (*)(struct gendisk * ))0, (int (*)(struct gendisk * ))0, (int (*)(struct block_device * , struct hd_geometry * ))0, (void (*)(struct block_device * , unsigned long ))0, & __this_module}; [L6635] static int max_loop ; [L7004] int LDV_IN_INTERRUPT ; [L7166] int ldv_module_refcounter = 1; VAL [\old(LDV_IN_INTERRUPT)=8589934968, \old(ldv_module_refcounter)=8589935120, \old(lo_fops)=null, \old(lo_fops)=null, \old(loop_attr_autoclear)=null, \old(loop_attr_autoclear)=null, \old(loop_attr_backing_file)=null, \old(loop_attr_backing_file)=null, \old(loop_attr_offset)=null, \old(loop_attr_offset)=null, \old(loop_attr_sizelimit)=null, \old(loop_attr_sizelimit)=null, \old(loop_attribute_group)=null, \old(loop_attribute_group)=null, \old(loop_attrs)=null, \old(loop_attrs)=null, \old(loop_devices)=null, \old(loop_devices)=null, \old(loop_devices_mutex)=null, \old(loop_devices_mutex)=null, \old(max_loop)=8589935121, \old(max_part)=8589935118, \old(none_funcs)=null, \old(none_funcs)=null, \old(part_shift)=8589935088, \old(xfer_funcs)=null, \old(xfer_funcs)=null, \old(xor_funcs)=null, \old(xor_funcs)=null, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7006] struct loop_device *var_group1 ; [L7007] int var_transfer_none_0_p1 ; [L7008] struct page *var_transfer_none_0_p2 ; [L7009] unsigned int var_transfer_none_0_p3 ; [L7010] struct page *var_transfer_none_0_p4 ; [L7011] unsigned int var_transfer_none_0_p5 ; [L7012] int var_transfer_none_0_p6 ; [L7013] sector_t var_transfer_none_0_p7 ; [L7014] int var_transfer_xor_1_p1 ; [L7015] struct page *var_transfer_xor_1_p2 ; [L7016] unsigned int var_transfer_xor_1_p3 ; [L7017] struct page *var_transfer_xor_1_p4 ; [L7018] unsigned int var_transfer_xor_1_p5 ; [L7019] int var_transfer_xor_1_p6 ; [L7020] sector_t var_transfer_xor_1_p7 ; [L7021] struct loop_info64 const *var_xor_init_2_p1 ; [L7022] struct block_device *var_group2 ; [L7023] fmode_t var_lo_open_51_p1 ; [L7024] int res_lo_open_51 ; [L7025] struct gendisk *var_group3 ; [L7026] fmode_t var_lo_release_52_p1 ; [L7027] fmode_t var_lo_ioctl_45_p1 ; [L7028] unsigned int var_lo_ioctl_45_p2 ; [L7029] unsigned long var_lo_ioctl_45_p3 ; [L7030] fmode_t var_lo_compat_ioctl_50_p1 ; [L7031] unsigned int var_lo_compat_ioctl_50_p2 ; [L7032] unsigned long var_lo_compat_ioctl_50_p3 ; [L7033] int ldv_s_lo_fops_block_device_operations ; [L7034] int tmp ; [L7035] int tmp___0 ; [L7036] int tmp___1 ; [L7039] ldv_s_lo_fops_block_device_operations = 0 [L7040] LDV_IN_INTERRUPT = 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7041] FCALL ldv_initialize() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7042] CALL, EXPR loop_init() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6846] int i ; [L6847] int nr ; [L6848] unsigned long range ; [L6849] struct loop_device *lo ; [L6850] struct loop_device *next ; [L6851] int tmp ; [L6852] struct list_head const *__mptr ; [L6853] struct list_head const *__mptr___0 ; [L6854] struct list_head const *__mptr___1 ; [L6855] struct list_head const *__mptr___2 ; [L6856] struct list_head const *__mptr___3 ; [L6858] part_shift = 0 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6859] COND FALSE !(max_part > 0) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6866] COND FALSE !(1UL << part_shift > 256UL) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6870] COND FALSE !((unsigned long )max_loop > 1UL << (20 - part_shift)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6874] COND FALSE !(max_loop != 0) [L6878] nr = 8 [L6879] range = 1048576UL VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6882] CALL, EXPR register_blkdev(7U, "loop") VAL [\old(arg0)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg1={-31:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7479] return __VERIFIER_nondet_int(); [L6882] RET, EXPR register_blkdev(7U, "loop") VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, register_blkdev(7U, "loop")=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6882] tmp = register_blkdev(7U, "loop") [L6884] COND FALSE !(tmp != 0) [L6888] i = 0 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=571, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=571, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=571, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=571, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=571, external_alloc()={4294967565:-268}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=571, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={4294967565:-268}, __this_module={8589935133:8589935072}, flags=571, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=571, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={4294967565:-268}, __this_module={8589935133:8589935072}, flags=571, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={4294967565:-268}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={4294967565:-268}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, i=0, kzalloc(672UL, 208U)={4294967565:-268}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={14:-13}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={14:-13}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo->lo_queue={14:-13}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935115, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935115, external_alloc()={4294967565:-600}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={4294967565:-32}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={4294967565:-32}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={4294967565:-32}, lock={4294967565:-32}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={4294967565:-32}, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={6:0}, __key___0={-2:0}, __key___1={34:0}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=0, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={4294967565:-268}, __this_module={8589935133:8589935072}, disk={4294967565:-600}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={4294967565:-268}, tmp___0={4294967565:-600}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_alloc(i)={4294967565:-268}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={4294967565:192}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={4294967565:192}, new={4294967565:192}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={4294967565:192}, new={4294967565:192}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=452, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=452, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=452, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=452, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=452, external_alloc()={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=452, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={-4294966965:0}, __this_module={8589935133:8589935072}, flags=452, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=452, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:0}, __this_module={8589935133:8589935072}, flags=452, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:0}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=1, kzalloc(672UL, 208U)={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={29:-28}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={29:-28}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo->lo_queue={29:-28}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935132, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935132, external_alloc()={-4294966965:-332}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:236}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:236}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:236}, lock={-4294966965:236}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={-4294966965:236}, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-5:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-332}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:0}, tmp___0={-4294966965:-332}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={4294967565:-268}, lo_fops={-4294660417:0}, loop_alloc(i)={-4294966965:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:460}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:460}, new={-4294966965:460}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:460}, new={-4294966965:460}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=562, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=562, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=562, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=562, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=562, external_alloc()={8589934954:-361}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=562, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={8589934954:-361}, __this_module={8589935133:8589935072}, flags=562, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=562, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={8589934954:-361}, __this_module={8589935133:8589935072}, flags=562, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={8589934954:-361}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={8589934954:-361}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, i=2, kzalloc(672UL, 208U)={8589934954:-361}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={27:-26}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={27:-26}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo->lo_queue={27:-26}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935076, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935076, external_alloc()={8589934954:91}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={8589934954:-125}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={8589934954:-125}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={8589934954:-125}, lock={8589934954:-125}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={8589934954:-125}, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={2:0}, __key___1={9:0}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=2, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={8589934954:-361}, __this_module={8589935133:8589935072}, disk={8589934954:91}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={8589934954:-361}, tmp___0={8589934954:91}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:0}, lo_fops={-4294660417:0}, loop_alloc(i)={8589934954:-361}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={8589934954:99}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={8589934954:99}, new={8589934954:99}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={8589934954:99}, new={8589934954:99}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=400, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=400, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=400, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=400, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=400, external_alloc()={461:-460}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=400, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={461:-460}, __this_module={8589935133:8589935072}, flags=400, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=400, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={461:-460}, __this_module={8589935133:8589935072}, flags=400, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={461:-460}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={461:-460}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=3, kzalloc(672UL, 208U)={461:-460}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={25:-24}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={25:-24}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo->lo_queue={25:-24}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589934964, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589934964, external_alloc()={461:-12}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={461:-224}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={461:-224}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={461:-224}, lock={461:-224}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={461:-224}, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={-2:0}, __key___0={-62:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=3, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={461:-460}, __this_module={8589935133:8589935072}, disk={461:-12}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={461:-460}, tmp___0={461:-12}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={8589934954:-361}, lo_fops={-4294660417:0}, loop_alloc(i)={461:-460}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={461:0}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={461:0}, new={461:0}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={461:0}, new={461:0}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=454, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=454, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=454, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=454, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=454, external_alloc()={-4294660417:4294660418}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=454, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={-4294660417:4294660418}, __this_module={8589935133:8589935072}, flags=454, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=454, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294660417:4294660418}, __this_module={8589935133:8589935072}, flags=454, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={-4294660417:4294660418}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294660417:4294660418}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=4, kzalloc(672UL, 208U)={-4294660417:4294660418}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={20:-19}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={20:-19}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo->lo_queue={20:-19}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935128, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935128, external_alloc()={26:-25}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294660417:4294660654}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294660417:4294660654}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294660417:4294660654}, lock={-4294660417:4294660654}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={-4294660417:4294660654}, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=4, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294660417:4294660418}, __this_module={8589935133:8589935072}, disk={26:-25}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294660417:4294660418}, tmp___0={26:-25}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={461:-460}, lo_fops={-4294660417:0}, loop_alloc(i)={-4294660417:4294660418}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294660417:4294660878}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294660417:4294660878}, new={-4294660417:4294660878}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294660417:4294660878}, new={-4294660417:4294660878}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=516, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=516, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=516, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=516, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=516, external_alloc()={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=516, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=516, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=516, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=516, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=5, kzalloc(672UL, 208U)={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={4294967297:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={4294967297:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo->lo_queue={4294967297:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935074, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935074, external_alloc()={-4294660417:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-216}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-216}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-216}, lock={-4294966965:-216}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={-4294966965:-216}, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=5, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, disk={-4294660417:-784}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294660417:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:4294660418}, lo_fops={-4294660417:0}, loop_alloc(i)={-4294966965:-452}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=560, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=560, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=560, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=560, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=560, external_alloc()={-4294966965:-908}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=560, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={-4294966965:-908}, __this_module={8589935133:8589935072}, flags=560, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=560, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-908}, __this_module={8589935133:8589935072}, flags=560, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={-4294966965:-908}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-908}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=6, kzalloc(672UL, 208U)={-4294966965:-908}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={-4294967295:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={-4294967295:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo->lo_queue={-4294967295:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589935016, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589935016, external_alloc()={-4294966839:-456}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-672}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-672}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-672}, lock={-4294966965:-672}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={-4294966965:-672}, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={-2:0}, __key___1={6:0}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=6, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-908}, __this_module={8589935133:8589935072}, disk={-4294966839:-456}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-908}, tmp___0={-4294966839:-456}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_alloc(i)={-4294966965:-908}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:-448}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:-448}, new={-4294966965:-448}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:-448}, new={-4294966965:-448}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND TRUE i < nr VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] CALL, EXPR loop_alloc(i) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6701] struct loop_device *lo ; [L6702] struct gendisk *disk ; [L6703] void *tmp ; [L6704] struct gendisk *tmp___0 ; [L6705] struct lock_class_key __key ; [L6706] struct lock_class_key __key___0 ; [L6707] struct lock_class_key __key___1 ; VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] CALL, EXPR kzalloc(672UL, 208U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3912] void *tmp ; VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] CALL, EXPR kmalloc(size, flags | 32768U) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3903] void *tmp___2 ; VAL [\old(flags)=456, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=456, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] CALL, EXPR __kmalloc(size, flags) VAL [\old(arg0)=672, \old(arg1)=456, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7301] RET, EXPR external_alloc() VAL [\old(arg0)=672, \old(arg1)=456, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=672, arg1=456, external_alloc()={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7301] return (void *)external_alloc(); [L3906] RET, EXPR __kmalloc(size, flags) VAL [\old(flags)=456, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __kmalloc(size, flags)={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=456, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3906] tmp___2 = __kmalloc(size, flags) [L3908] return (tmp___2); VAL [\old(flags)=456, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=456, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp___2={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] RET, EXPR kmalloc(size, flags | 32768U) VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, __this_module={8589935133:8589935072}, flags=208, kmalloc(size, flags | 32768U)={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3915] tmp = kmalloc(size, flags | 32768U) [L3917] return (tmp); VAL [\old(flags)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \old(size)=672, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, flags=208, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, size=672, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] RET, EXPR kzalloc(672UL, 208U) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, i=7, kzalloc(672UL, 208U)={-4294966965:-452}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6710] tmp = kzalloc(672UL, 208U) [L6711] lo = (struct loop_device *)tmp VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6713] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] CALL, EXPR blk_alloc_queue(208U) VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7366] RET, EXPR external_alloc() VAL [\old(arg0)=208, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=208, external_alloc()={-4294660417:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7366] return (struct request_queue *)external_alloc(); [L6718] RET, EXPR blk_alloc_queue(208U) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, blk_alloc_queue(208U)={-4294660417:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6718] lo->lo_queue = blk_alloc_queue(208U) [L6720] EXPR lo->lo_queue VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo->lo_queue={-4294660417:0}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6720] COND FALSE !((unsigned long )lo->lo_queue == (unsigned long )((struct request_queue *)0)) [L6725] CALL, EXPR alloc_disk(1 << part_shift) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] CALL, EXPR external_alloc() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7532] return __VERIFIER_nondet_pointer(); [L7345] RET, EXPR external_alloc() VAL [\old(arg0)=8589934961, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0=8589934961, external_alloc()={-4294966965:-784}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7345] return (struct gendisk *)external_alloc(); [L6725] RET, EXPR alloc_disk(1 << part_shift) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, alloc_disk(1 << part_shift)={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6725] tmp___0 = alloc_disk(1 << part_shift) [L6726] lo->lo_disk = tmp___0 [L6727] disk = tmp___0 VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6729] COND FALSE !((unsigned long )disk == (unsigned long )((struct gendisk *)0)) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6734] FCALL __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6735] lo->lo_number = i [L6736] lo->lo_thread = (struct task_struct *)0 VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6737] FCALL __init_waitqueue_head(& lo->lo_event, & __key___0) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] CALL spinlock_check(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-216}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3767] return (& lock->ldv_6060.rlock); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-216}, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-4294966965:-216}, lock={-4294966965:-216}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6738] RET spinlock_check(& lo->lo_lock) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, spinlock_check(& lo->lo_lock)={-4294966965:-216}, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6739] FCALL __raw_spin_lock_init(& lo->lo_lock.ldv_6060.rlock, "&(&lo->lo_lock)->rlock", & __key___1) VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __key={8:0}, __key___0={6:0}, __key___1={46:0}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6740] disk->major = 7 [L6741] disk->first_minor = i << part_shift [L6742] disk->fops = & lo_fops [L6743] disk->private_data = (void *)lo [L6744] EXPR lo->lo_queue [L6744] disk->queue = lo->lo_queue [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); [L6747] return (lo); VAL [\old(i)=7, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result={-4294966965:-452}, __this_module={8589935133:8589935072}, disk={-4294966965:-784}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp={-4294966965:-452}, tmp___0={-4294966965:-784}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] RET, EXPR loop_alloc(i) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-908}, lo_fops={-4294660417:0}, loop_alloc(i)={-4294966965:-452}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6892] lo = loop_alloc(i) [L6894] COND FALSE !((unsigned long )lo == (unsigned long )((struct loop_device *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] CALL list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] EXPR head->prev VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3621] FCALL __list_add(new, head->prev, head) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, head={-4294966965:0}, head={-4294966965:0}, head->prev={-4294660417:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, new={-4294966965:8}, new={-4294966965:8}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6899] RET list_add_tail(& lo->lo_list, & loop_devices) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6900] i = i + 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6903] COND FALSE !(i < nr) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294966965:-452}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6909] EXPR loop_devices.next [L6909] __mptr = (struct list_head const *)loop_devices.next [L6910] lo = (struct loop_device *)__mptr + 0x0ffffffffffffd70UL VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __mptr={-4294660417:0}, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:-307008}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6919] COND FALSE !((unsigned long )(& lo->lo_list) != (unsigned long )(& loop_devices)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __mptr={-4294660417:0}, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:-307008}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6926-L6928] FCALL blk_register_region(7340032U, range, & __this_module, & loop_probe, (int (*)(dev_t , void * ))0, (void *)0) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __mptr={-4294660417:0}, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:-307008}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6931] return (0); VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, \result=0, __mptr={-4294660417:0}, __this_module={8589935133:8589935072}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-4294660417:-307008}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, nr=8, part_shift=0, range=1048576, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7042] RET, EXPR loop_init() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, loop_init()=0, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7042] tmp = loop_init() [L7044] COND FALSE !(tmp != 0) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7137] tmp___1 = __VERIFIER_nondet_int() [L7139] COND TRUE tmp___1 != 0 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7051] tmp___0 = __VERIFIER_nondet_int() [L7053] COND FALSE !(tmp___0 == 0) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7056] COND FALSE !(tmp___0 == 1) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7059] COND FALSE !(tmp___0 == 2) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7062] COND FALSE !(tmp___0 == 3) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7065] COND FALSE !(tmp___0 == 4) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7068] COND TRUE tmp___0 == 5 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_lo_fops_block_device_operations=0, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, tmp=0, tmp___0=5, tmp___1=1, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7120] CALL lo_ioctl(var_group2, var_lo_ioctl_45_p1, var_lo_ioctl_45_p2, var_lo_ioctl_45_p3) VAL [\old(arg)=398, \old(cmd)=19457, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(mode)=494, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6191] struct loop_device *lo ; [L6192] int err ; [L6193] bool tmp ; [L6194] int tmp___0 ; [L6197] EXPR bdev->bd_disk [L6197] EXPR (bdev->bd_disk)->private_data [L6197] lo = (struct loop_device *)(bdev->bd_disk)->private_data [L6198] FCALL mutex_lock_nested(& lo->lo_ctl_mutex, 1U) VAL [\old(arg)=398, \old(cmd)=19457, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(mode)=494, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg=398, bdev={8589935083:6}, bdev={8589935083:6}, cmd=19457, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, mode=494, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6200] COND FALSE !((int )cmd == 19456) VAL [\old(arg)=398, \old(cmd)=19457, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(mode)=494, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg=398, bdev={8589935083:6}, bdev={8589935083:6}, cmd=19457, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, mode=494, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6203] COND FALSE !((int )cmd == 19462) VAL [\old(arg)=398, \old(cmd)=19457, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(mode)=494, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg=398, bdev={8589935083:6}, bdev={8589935083:6}, cmd=19457, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, mode=494, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6206] COND TRUE (int )cmd == 19457 VAL [\old(arg)=398, \old(cmd)=19457, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(mode)=494, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg=398, bdev={8589935083:6}, bdev={8589935083:6}, cmd=19457, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, mode=494, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L6238] CALL loop_clr_fd(lo, bdev) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5604] struct file *filp ; [L5605] gfp_t gfp ; [L5607] EXPR lo->lo_backing_file [L5607] filp = lo->lo_backing_file [L5608] EXPR lo->old_gfp_mask [L5608] gfp = lo->old_gfp_mask [L5609] EXPR lo->lo_state VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo->lo_state=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5609] COND FALSE !(lo->lo_state != 1) [L5613] EXPR lo->lo_refcnt VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo->lo_refcnt=-9, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5613] COND FALSE !(lo->lo_refcnt > 1) [L5617] COND FALSE !((unsigned long )filp == (unsigned long )((struct file *)0)) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5622] CALL spin_lock_irq(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-29:-18}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3774] FCALL _raw_spin_lock_irq(& lock->ldv_6060.rlock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-29:-18}, lock={-29:-18}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5622] RET spin_lock_irq(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5623] lo->lo_state = 2 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5624] CALL spin_unlock_irq(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-29:-18}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L3783] FCALL _raw_spin_unlock_irq(& lock->ldv_6060.rlock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, lock={-29:-18}, lock={-29:-18}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5624] RET spin_unlock_irq(& lo->lo_lock) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5625] EXPR lo->lo_thread VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo->lo_thread={8589934970:8589935030}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5625] CALL kthread_stop(lo->lo_thread) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, arg0={8589934970:8589935030}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7435] return __VERIFIER_nondet_int(); [L5625] RET kthread_stop(lo->lo_thread) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, kthread_stop(lo->lo_thread)=53, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo->lo_thread={8589934970:8589935030}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5626] lo->lo_backing_file = (struct file *)0 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, bdev={8589935083:6}, bdev={8589935083:6}, filp={-17:18}, gfp=500, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5627] CALL loop_release_xfer(lo) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5545] int err ; [L5546] struct loop_func_table *xfer ; [L5548] err = 0 [L5549] EXPR lo->lo_encryption [L5549] xfer = lo->lo_encryption [L5550] COND TRUE (unsigned long )xfer != (unsigned long )((struct loop_func_table *)0) [L5551] EXPR xfer->release VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer={-29:30}, xfer->release={4294967290:6}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5551] COND FALSE !((unsigned long )xfer->release != (unsigned long )((int (*)(struct loop_device * ))0)) [L5558-L5559] lo->transfer = (int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0 [L5560] lo->lo_encryption = (struct loop_func_table *)0 [L5561] EXPR xfer->owner VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, err=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo={-29:-254}, lo={-29:-254}, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer={-29:30}, xfer->owner={11:-10}, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L5561] CALL ldv_module_put_3(xfer->owner) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, ldv_func_arg1={11:-10}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7261] CALL ldv_module_put(ldv_func_arg1) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, module={11:-10}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7198] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, module={11:-10}, module={11:-10}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7199] COND TRUE ldv_module_refcounter <= 1 VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, module={11:-10}, module={11:-10}, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7201] CALL ldv_blast_assert() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] [L7162] __VERIFIER_error() VAL [\old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(max_part)=0, \old(part_shift)=0, __this_module={8589935133:8589935072}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lo_fops={-4294660417:0}, loop_attr_autoclear={-39:0}, loop_attr_backing_file={-92:0}, loop_attr_offset={-71:0}, loop_attr_sizelimit={-80:0}, loop_attribute_group={-35:0}, loop_attrs={33:0}, loop_devices={-4294966965:0}, loop_devices_mutex={-23:0}, max_loop=0, max_part=0, none_funcs={-7:0}, part_shift=0, xfer_funcs={-33:0}, xor_funcs={-37:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 203 procedures, 1626 locations, 1 error locations. UNSAFE Result, 198.0s OverallTime, 16 OverallIterations, 24 TraceHistogramMax, 22.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 31769 SDtfs, 12854 SDslu, 100407 SDs, 0 SdLazy, 6870 SolverSat, 3853 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2941 GetRequests, 2817 SyntacticMatches, 1 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8688occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 15 MinimizatonAttempts, 183 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.1s SsaConstructionTime, 148.3s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 7470 NumberOfCodeBlocks, 7267 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 6724 ConstructedInterpolants, 0 QuantifiedInterpolants, 4003646 SizeOfPredicates, 24 NumberOfNonLiveVariables, 20276 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 22 InterpolantComputations, 9 PerfectInterpolantSequences, 11431/12151 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...