java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 10:28:30,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 10:28:30,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 10:28:30,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 10:28:30,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 10:28:30,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 10:28:30,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 10:28:30,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 10:28:30,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 10:28:30,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 10:28:30,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 10:28:30,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 10:28:30,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 10:28:30,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 10:28:30,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 10:28:30,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 10:28:30,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 10:28:30,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 10:28:30,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 10:28:30,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 10:28:30,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 10:28:30,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 10:28:30,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 10:28:30,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 10:28:30,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 10:28:30,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 10:28:30,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 10:28:30,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 10:28:30,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 10:28:30,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 10:28:30,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 10:28:30,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 10:28:30,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 10:28:30,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 10:28:30,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 10:28:30,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 10:28:30,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 10:28:30,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 10:28:30,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 10:28:30,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 10:28:30,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 10:28:30,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 10:28:30,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 10:28:30,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 10:28:30,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 10:28:30,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 10:28:30,740 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 10:28:30,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 10:28:30,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 10:28:30,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 10:28:30,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 10:28:30,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 10:28:30,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 10:28:30,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 10:28:30,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 10:28:30,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 10:28:30,743 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 10:28:30,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 10:28:30,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 10:28:30,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 10:28:30,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 10:28:30,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 10:28:30,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 10:28:30,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 10:28:30,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 10:28:30,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 10:28:31,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 10:28:31,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 10:28:31,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 10:28:31,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 10:28:31,067 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 10:28:31,068 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i [2019-10-07 10:28:31,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3d18257/7101d0c3136b420ab380d462fe90f712/FLAGfa7febc2c [2019-10-07 10:28:32,349 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 10:28:32,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i [2019-10-07 10:28:32,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3d18257/7101d0c3136b420ab380d462fe90f712/FLAGfa7febc2c [2019-10-07 10:28:32,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3d18257/7101d0c3136b420ab380d462fe90f712 [2019-10-07 10:28:32,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 10:28:32,556 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 10:28:32,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 10:28:32,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 10:28:32,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 10:28:32,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:28:32" (1/1) ... [2019-10-07 10:28:32,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ee337c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:32, skipping insertion in model container [2019-10-07 10:28:32,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:28:32" (1/1) ... [2019-10-07 10:28:32,577 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 10:28:32,807 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 10:28:40,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:28:40,668 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 10:28:41,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:28:43,758 INFO L192 MainTranslator]: Completed translation [2019-10-07 10:28:43,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43 WrapperNode [2019-10-07 10:28:43,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 10:28:43,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 10:28:43,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 10:28:43,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 10:28:43,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:43,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:43,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:43,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:44,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:44,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:44,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... [2019-10-07 10:28:44,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 10:28:44,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 10:28:44,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 10:28:44,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 10:28:44,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 10:28:44,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 10:28:44,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 10:28:44,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2019-10-07 10:28:44,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2019-10-07 10:28:44,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 10:28:44,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 10:28:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-07 10:28:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 10:28:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 10:28:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2019-10-07 10:28:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~VOID [2019-10-07 10:28:44,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 10:28:44,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~VOID [2019-10-07 10:28:44,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~~s32~0 [2019-10-07 10:28:44,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 10:28:44,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 10:28:44,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 10:28:44,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 10:28:44,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-07 10:28:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 10:28:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2019-10-07 10:28:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2019-10-07 10:28:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2019-10-07 10:28:44,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_macro [2019-10-07 10:28:44,431 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-07 10:28:44,431 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-07 10:28:44,432 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_mac_params_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_function_pointers_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_link_up_info_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_hw_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_hash_mc_addr_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mc_addr_list_vf [2019-10-07 10:28:44,433 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_vfta_vf [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rlpml_set_vf [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set_vf [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mac_addr_vf [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link_vf [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_msg [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_poll_for_ack [2019-10-07 10:28:44,434 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_posted_mbx [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_posted_mbx [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_v2p_mailbox [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_bit_vf [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_msg_vf [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_ack_vf [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_rst_vf [2019-10-07 10:28:44,435 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_obtain_mbx_lock_vf [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_mbx_vf [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_mbx_vf [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_mbx_params_vf [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 10:28:44,436 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 10:28:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 10:28:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 10:28:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-07 10:28:44,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 10:28:44,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-07 10:28:44,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_settings [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_settings [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_pauseparam [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_pauseparam [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_msglevel [2019-10-07 10:28:44,440 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_msglevel [2019-10-07 10:28:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs_len [2019-10-07 10:28:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_regs [2019-10-07 10:28:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom_len [2019-10-07 10:28:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_eeprom [2019-10-07 10:28:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_eeprom [2019-10-07 10:28:44,442 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_drvinfo [2019-10-07 10:28:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_ringparam [2019-10-07 10:28:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_ringparam [2019-10-07 10:28:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_link_test [2019-10-07 10:28:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_diag_test [2019-10-07 10:28:44,443 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_wol [2019-10-07 10:28:44,444 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_wol [2019-10-07 10:28:44,444 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_coalesce [2019-10-07 10:28:44,444 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_coalesce [2019-10-07 10:28:44,445 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_nway_reset [2019-10-07 10:28:44,445 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_ethtool_stats [2019-10-07 10:28:44,445 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_sset_count [2019-10-07 10:28:44,446 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_strings [2019-10-07 10:28:44,446 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_ethtool_ops [2019-10-07 10:28:44,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-10-07 10:28:44,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_12 [2019-10-07 10:28:44,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_15 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_16 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_18 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_19 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_21 [2019-10-07 10:28:44,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_22 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_25 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_28 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_50 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_51 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_54 [2019-10-07 10:28:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_55 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_58 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_61 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_62 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_63 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_64 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-07 10:28:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_121 [2019-10-07 10:28:44,452 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 10:28:44,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-07 10:28:44,452 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 10:28:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-07 10:28:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-07 10:28:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 10:28:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 10:28:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 10:28:44,455 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 10:28:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-07 10:28:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-07 10:28:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2019-10-07 10:28:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure compound_head_by_tail [2019-10-07 10:28:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure compound_head [2019-10-07 10:28:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2019-10-07 10:28:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2019-10-07 10:28:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-07 10:28:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-07 10:28:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_fold [2019-10-07 10:28:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_nofold [2019-10-07 10:28:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2019-10-07 10:28:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-07 10:28:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-07 10:28:44,466 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-07 10:28:44,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-07 10:28:44,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-07 10:28:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2019-10-07 10:28:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2019-10-07 10:28:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-07 10:28:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-07 10:28:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-07 10:28:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-07 10:28:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-07 10:28:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-07 10:28:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2019-10-07 10:28:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-07 10:28:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-07 10:28:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-10-07 10:28:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2019-10-07 10:28:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-10-07 10:28:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-10-07 10:28:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-07 10:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso_v6 [2019-10-07 10:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2019-10-07 10:28:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-07 10:28:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-07 10:28:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-07 10:28:44,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2019-10-07 10:28:44,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-07 10:28:44,483 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_get_protocol [2019-10-07 10:28:44,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_get_protocol [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_desc_unused [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_receive_skb [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_rx_checksum_adv [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_rx_buffers [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_irq [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_put_txbuf [2019-10-07 10:28:44,485 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_tx_resources [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_rx_resources [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_ring [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_tx_resources [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_rx_ring [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_rx_resources [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_itr [2019-10-07 10:28:44,486 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_range_to_itr [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_itr [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_clean_tx_irq [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_msix_other [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_intr_msix_tx [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_intr_msix_rx [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_assign_vector [2019-10-07 10:28:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_msix [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_interrupt_capability [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_interrupt_capability [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_msix [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_alloc_queues [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_request_irq [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_free_irq [2019-10-07 10:28:44,488 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_disable [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_irq_enable [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_poll [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_rlpml [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_add_vid [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_vlan_rx_kill_vid [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_restore_vlan [2019-10-07 10:28:44,489 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_tx [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_setup_srrctl [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure_rx [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_multi [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_configure [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_up [2019-10-07 10:28:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_down [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reinit_locked [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_sw_init [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_initialize_last_counter_stats [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_open [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_close [2019-10-07 10:28:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_mac [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_update_stats [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_print_link_info [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_has_link [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_watchdog [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_watchdog_task [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tso [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_csum [2019-10-07 10:28:44,492 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_maybe_stop_tx [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_map_adv [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_queue_adv [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_xmit_frame_ring_adv [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_xmit_frame [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_tx_timeout [2019-10-07 10:28:44,493 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_reset_task [2019-10-07 10:28:44,494 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_get_stats [2019-10-07 10:28:44,498 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_change_mtu [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_ioctl [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_suspend [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_resume [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_shutdown [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_netpoll [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_error_detected [2019-10-07 10:28:44,499 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_slot_reset [2019-10-07 10:28:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_io_resume [2019-10-07 10:28:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_print_device_info [2019-10-07 10:28:44,500 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_set_features [2019-10-07 10:28:44,503 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_probe [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_remove [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_init_module [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure igbvf_exit_module [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_igbvf_init_module_19_9 [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-07 10:28:44,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_16_1 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_17_1 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_14_19_4 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_9_1 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_13_2 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_14_2 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_15_2 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_12_4 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_18_2 [2019-10-07 10:28:44,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_14_19_5 [2019-10-07 10:28:44,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_29 [2019-10-07 10:28:44,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_32 [2019-10-07 10:28:44,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_35 [2019-10-07 10:28:44,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_36 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_37 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_40 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_41 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_42 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_43 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_44 [2019-10-07 10:28:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_47 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_19 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_2_5 [2019-10-07 10:28:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_2_3 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_3 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_4_10 [2019-10-07 10:28:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_4_23 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_callback_4_24 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_4_17 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_4_2 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_4_5 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_4_6 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_4_3 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_4_8 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_4_7 [2019-10-07 10:28:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_4 [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_12_6 [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_igbvf_info_dummy_resourceless_instance_5 [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_6_2 [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_6 [2019-10-07 10:28:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_16_2 [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_105 [2019-10-07 10:28:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_106 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_126 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vzalloc_127 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_128 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_129 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_130 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_131 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_132 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_find_first_bit_133 [2019-10-07 10:28:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_find_next_bit_134 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_136 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_137 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_138 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_139 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_140 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_141 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iounmap_142 [2019-10-07 10:28:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_143 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_144 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_145 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iounmap_146 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_iounmap_147 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_148 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_149 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_150 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_init_151 [2019-10-07 10:28:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_152 [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_153 [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_initialize_154 [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_pre_probe_155 [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_probe_156 [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-10-07 10:28:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add [2019-10-07 10:28:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub [2019-10-07 10:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-10-07 10:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc [2019-10-07 10:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec [2019-10-07 10:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-10-07 10:28:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_return [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_negative [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_short [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_alloc_disk [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_add_disk [2019-10-07 10:28:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2019-10-07 10:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2019-10-07 10:28:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_request_queue [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_get_request [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_make_request [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-10-07 10:28:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_create_class [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_register_class [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_unregister_class [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 10:28:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-10-07 10:28:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-10-07 10:28:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-10-07 10:28:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-10-07 10:28:44,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_get [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2019-10-07 10:28:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put_and_exit [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_refcount [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-10-07 10:28:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-10-07 10:28:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 10:28:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_initialize [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_context [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-10-07 10:28:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-10-07 10:28:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_lock_sock_fast [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_unlock_sock_fast [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-10-07 10:28:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_get_dev [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_return_value_probe [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_initialize [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_final_state [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_create_class [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_class [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_class [2019-10-07 10:28:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-10-07 10:28:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2019-10-07 10:28:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-10-07 10:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2019-10-07 10:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-10-07 10:28:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 10:28:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 10:28:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-10-07 10:28:44,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-10-07 10:28:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_initialize [2019-10-07 10:28:44,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 10:28:44,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 10:28:44,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-10-07 10:28:44,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-10-07 10:28:44,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_global_lock_of_net_device [2019-10-07 10:28:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-07 10:28:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_init [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_alloc [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_find [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_destroy [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-10-07 10:28:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-10-07 10:28:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__double_init [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_register__wrong_return_value [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-10-07 10:28:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-10-07 10:28:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-10-07 10:28:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-10-07 10:28:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-10-07 10:28:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_put [2019-10-07 10:28:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__get_at_exit [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__double_allocation [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-10-07 10:28:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__double_allocation [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-10-07 10:28:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 10:28:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-07 10:28:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_page_tail [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-07 10:28:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_ipv6_magic [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-07 10:28:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-07 10:28:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_page [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-07 10:28:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 10:28:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-07 10:28:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix_range [2019-10-07 10:28:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 10:28:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 10:28:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 10:28:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 10:28:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 10:28:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 10:28:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 10:28:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_create_class [2019-10-07 10:28:44,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_register_class [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_create_class [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_class [2019-10-07 10:28:44,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_macro [2019-10-07 10:28:44,579 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_mbx_params_vf [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rlpml_set_vf [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_function_pointers_vf [2019-10-07 10:28:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_link_up_info_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_hw_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mc_addr_list_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mac_addr_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_vfta_vf [2019-10-07 10:28:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_mac_params_vf [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u16~0~TO~~s32~0 [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 10:28:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_hash_mc_addr_vf [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_msg [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_poll_for_ack [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_posted_mbx [2019-10-07 10:28:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_posted_mbx [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_v2p_mailbox [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_bit_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_msg_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_ack_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_rst_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_obtain_mbx_lock_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_mbx_vf [2019-10-07 10:28:44,584 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_mbx_vf [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_121 [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-07 10:28:44,585 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_ethtool_ops [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_up [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_down [2019-10-07 10:28:44,586 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reinit_locked [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_rx_resources [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_tx_resources [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_rx_resources [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_tx_resources [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_stats [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_settings [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_settings [2019-10-07 10:28:44,587 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_pauseparam [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_pauseparam [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_msglevel [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_msglevel [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs_len [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_regs [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom_len [2019-10-07 10:28:44,588 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_eeprom [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_eeprom [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_drvinfo [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_ringparam [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_ringparam [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_link_test [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_diag_test [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_wol [2019-10-07 10:28:44,589 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_wol [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_coalesce [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_coalesce [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_nway_reset [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_ethtool_stats [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_sset_count [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_strings [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_12 [2019-10-07 10:28:44,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_15 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_16 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_18 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_19 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_21 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_22 [2019-10-07 10:28:44,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_25 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_28 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_50 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_51 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_54 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_55 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_58 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_61 [2019-10-07 10:28:44,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_62 [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_63 [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_64 [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-10-07 10:28:44,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-10-07 10:28:44,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_initialize [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-10-07 10:28:44,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-10-07 10:28:44,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 10:28:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc [2019-10-07 10:28:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2019-10-07 10:28:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2019-10-07 10:28:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_initialize_154 [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_init_151 [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_pre_probe_155 [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 10:28:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_probe_156 [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_152 [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_153 [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 10:28:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_find_next_bit_134 [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_find_first_bit_133 [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 10:28:44,601 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 10:28:44,602 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 10:28:44,603 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_128 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_136 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_138 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_139 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_137 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_144 [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2019-10-07 10:28:44,604 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure dump_page [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iounmap_142 [2019-10-07 10:28:44,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iounmap_146 [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_iounmap_147 [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_126 [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vzalloc_127 [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 10:28:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure compound_head_by_tail [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure compound_head [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure __get_page_tail [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-10-07 10:28:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure csum_fold [2019-10-07 10:28:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_nofold [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure csum_ipv6_magic [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-07 10:28:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2019-10-07 10:28:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-07 10:28:44,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_106 [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-07 10:28:44,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-10-07 10:28:44,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_105 [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-07 10:28:44,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso_v6 [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_129 [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_130 [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_131 [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_132 [2019-10-07 10:28:44,615 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-07 10:28:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_143 [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_148 [2019-10-07 10:28:44,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-07 10:28:44,618 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-07 10:28:44,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_141 [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_145 [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2019-10-07 10:28:44,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-07 10:28:44,621 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_149 [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_150 [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix_range [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-07 10:28:44,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-07 10:28:44,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_140 [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-07 10:28:44,624 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_get_protocol [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_get_protocol [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_poll [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_interrupt_capability [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_interrupt_capability [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_desc_unused [2019-10-07 10:28:44,625 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_receive_skb [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_rx_checksum_adv [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_rx_buffers [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_irq [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_put_txbuf [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_ring [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_rx_ring [2019-10-07 10:28:44,626 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_update_itr [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_range_to_itr [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_itr [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_clean_tx_irq [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_msix_other [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_intr_msix_tx [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_intr_msix_rx [2019-10-07 10:28:44,627 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_assign_vector [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_msix [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_msix [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_alloc_queues [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_request_irq [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_free_irq [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_disable [2019-10-07 10:28:44,628 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_irq_enable [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_rlpml [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_add_vid [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~bool~0~TO~~s32~0 [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_vlan_rx_kill_vid [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_restore_vlan [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_tx [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_setup_srrctl [2019-10-07 10:28:44,629 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure_rx [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_multi [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~TO~VOID [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_configure [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_sw_init [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_initialize_last_counter_stats [2019-10-07 10:28:44,630 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_open [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_close [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_mac [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~VOID [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_print_link_info [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_has_link [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_watchdog [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_watchdog_task [2019-10-07 10:28:44,631 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~~s32~0 [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tso [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_csum [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_maybe_stop_tx [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_map_adv [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_queue_adv [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_xmit_frame_ring_adv [2019-10-07 10:28:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_xmit_frame [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_tx_timeout [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_reset_task [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_get_stats [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_change_mtu [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_ioctl [2019-10-07 10:28:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_suspend [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_resume [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_shutdown [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_netpoll [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_error_detected [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_slot_reset [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_io_resume [2019-10-07 10:28:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_print_device_info [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_set_features [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_probe [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_remove [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_init_module [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure igbvf_exit_module [2019-10-07 10:28:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_igbvf_exit_module_19_2 [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_igbvf_init_module_19_9 [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_16_1 [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_17_1 [2019-10-07 10:28:44,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_14_19_4 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_9_1 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_13_2 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_14_2 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_15_2 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_12_4 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_18_2 [2019-10-07 10:28:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_14_19_5 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_29 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_32 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_35 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_36 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_37 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_40 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_41 [2019-10-07 10:28:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_42 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_43 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_44 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_47 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_19 [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 10:28:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_2_5 [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-07 10:28:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_2_3 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_3 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_4_10 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_4_23 [2019-10-07 10:28:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_callback_4_24 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_4_17 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_4_2 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_4_5 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_4_6 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_4_3 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_4_8 [2019-10-07 10:28:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_4_7 [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_4 [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_12_6 [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_igbvf_info_dummy_resourceless_instance_5 [2019-10-07 10:28:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_6_2 [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_6 [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_16_2 [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 10:28:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-10-07 10:28:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-10-07 10:28:44,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_return [2019-10-07 10:28:44,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_negative [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_short [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__double_allocation [2019-10-07 10:28:44,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_alloc_disk [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_add_disk [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2019-10-07 10:28:44,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__double_allocation [2019-10-07 10:28:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-10-07 10:28:44,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_request_queue [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_put [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__get_at_exit [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 10:28:44,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_get_request [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_make_request [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 10:28:44,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_unregister_class [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 10:28:44,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev [2019-10-07 10:28:44,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-10-07 10:28:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-10-07 10:28:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_get [2019-10-07 10:28:44,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put_and_exit [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_refcount [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-10-07 10:28:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-10-07 10:28:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-10-07 10:28:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-10-07 10:28:44,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_context [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_register__wrong_return_value [2019-10-07 10:28:44,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-10-07 10:28:44,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_lock_sock_fast [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_unlock_sock_fast [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2019-10-07 10:28:44,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-10-07 10:28:44,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_get_dev [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_return_value_probe [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_initialize [2019-10-07 10:28:44,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_final_state [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-10-07 10:28:44,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_class [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-10-07 10:28:44,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2019-10-07 10:28:44,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 10:28:44,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 10:28:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 10:28:44,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-10-07 10:28:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-10-07 10:28:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-07 10:28:44,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_initialize [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 10:28:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-10-07 10:28:44,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-10-07 10:28:44,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 10:28:44,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-10-07 10:28:44,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-10-07 10:28:44,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 10:28:44,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__double_init [2019-10-07 10:28:44,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_init [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_alloc [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_find [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_destroy [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 10:28:44,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 10:28:44,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 10:28:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 10:28:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 10:28:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 10:28:44,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 10:28:50,021 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_linux_kernel_module_module_put_and_exitFINAL: assume true; [2019-10-07 10:28:57,467 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 10:29:18,410 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 10:29:18,411 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 10:29:18,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:29:18 BoogieIcfgContainer [2019-10-07 10:29:18,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 10:29:18,419 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 10:29:18,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 10:29:18,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 10:29:18,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 10:28:32" (1/3) ... [2019-10-07 10:29:18,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dad63db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:29:18, skipping insertion in model container [2019-10-07 10:29:18,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:28:43" (2/3) ... [2019-10-07 10:29:18,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dad63db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:29:18, skipping insertion in model container [2019-10-07 10:29:18,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:29:18" (3/3) ... [2019-10-07 10:29:18,428 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--intel--igbvf--igbvf.ko.cil.i [2019-10-07 10:29:18,443 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 10:29:18,459 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 88 error locations. [2019-10-07 10:29:18,475 INFO L249 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2019-10-07 10:29:18,529 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 10:29:18,529 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 10:29:18,529 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 10:29:18,529 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 10:29:18,529 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 10:29:18,529 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 10:29:18,530 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 10:29:18,530 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 10:29:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states. [2019-10-07 10:29:18,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-07 10:29:18,705 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:29:18,706 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:29:18,712 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:29:18,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:29:18,722 INFO L82 PathProgramCache]: Analyzing trace with hash 487992154, now seen corresponding path program 1 times [2019-10-07 10:29:18,736 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:29:18,737 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:29:18,737 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:29:18,737 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:29:18,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:29:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:29:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:29:19,995 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:29:19,995 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:29:19,996 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 10:29:20,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 10:29:20,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 10:29:20,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 10:29:20,018 INFO L87 Difference]: Start difference. First operand 4179 states. Second operand 6 states. [2019-10-07 10:30:00,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:00,674 INFO L93 Difference]: Finished difference Result 9041 states and 11717 transitions. [2019-10-07 10:30:00,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 10:30:00,677 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2019-10-07 10:30:00,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:00,741 INFO L225 Difference]: With dead ends: 9041 [2019-10-07 10:30:00,741 INFO L226 Difference]: Without dead ends: 5613 [2019-10-07 10:30:00,765 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-10-07 10:30:00,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5613 states. [2019-10-07 10:30:01,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5613 to 5338. [2019-10-07 10:30:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5338 states. [2019-10-07 10:30:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5338 states to 5338 states and 6717 transitions. [2019-10-07 10:30:01,255 INFO L78 Accepts]: Start accepts. Automaton has 5338 states and 6717 transitions. Word has length 85 [2019-10-07 10:30:01,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:01,259 INFO L462 AbstractCegarLoop]: Abstraction has 5338 states and 6717 transitions. [2019-10-07 10:30:01,259 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 10:30:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 5338 states and 6717 transitions. [2019-10-07 10:30:01,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-07 10:30:01,272 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:01,273 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:30:01,276 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:01,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:01,277 INFO L82 PathProgramCache]: Analyzing trace with hash -895376541, now seen corresponding path program 1 times [2019-10-07 10:30:01,277 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:01,277 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:01,277 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:01,277 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:01,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:01,787 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:01,787 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:01,787 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:01,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:01,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:01,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:01,790 INFO L87 Difference]: Start difference. First operand 5338 states and 6717 transitions. Second operand 5 states. [2019-10-07 10:30:02,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:02,063 INFO L93 Difference]: Finished difference Result 5338 states and 6717 transitions. [2019-10-07 10:30:02,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:02,064 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2019-10-07 10:30:02,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:02,108 INFO L225 Difference]: With dead ends: 5338 [2019-10-07 10:30:02,108 INFO L226 Difference]: Without dead ends: 5336 [2019-10-07 10:30:02,115 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:02,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5336 states. [2019-10-07 10:30:02,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5336 to 5336. [2019-10-07 10:30:02,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5336 states. [2019-10-07 10:30:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5336 states to 5336 states and 6715 transitions. [2019-10-07 10:30:02,476 INFO L78 Accepts]: Start accepts. Automaton has 5336 states and 6715 transitions. Word has length 93 [2019-10-07 10:30:02,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:02,477 INFO L462 AbstractCegarLoop]: Abstraction has 5336 states and 6715 transitions. [2019-10-07 10:30:02,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 5336 states and 6715 transitions. [2019-10-07 10:30:02,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-10-07 10:30:02,481 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:02,482 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:30:02,492 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:02,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:02,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1221438090, now seen corresponding path program 1 times [2019-10-07 10:30:02,493 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:02,493 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:02,493 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:02,494 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:02,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:03,182 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:03,182 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:03,182 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:03,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:03,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:03,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:03,187 INFO L87 Difference]: Start difference. First operand 5336 states and 6715 transitions. Second operand 5 states. [2019-10-07 10:30:03,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:03,488 INFO L93 Difference]: Finished difference Result 5336 states and 6715 transitions. [2019-10-07 10:30:03,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:03,489 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2019-10-07 10:30:03,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:03,537 INFO L225 Difference]: With dead ends: 5336 [2019-10-07 10:30:03,538 INFO L226 Difference]: Without dead ends: 5334 [2019-10-07 10:30:03,544 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:03,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5334 states. [2019-10-07 10:30:03,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5334 to 5334. [2019-10-07 10:30:03,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5334 states. [2019-10-07 10:30:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5334 states to 5334 states and 6713 transitions. [2019-10-07 10:30:03,860 INFO L78 Accepts]: Start accepts. Automaton has 5334 states and 6713 transitions. Word has length 101 [2019-10-07 10:30:03,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:03,863 INFO L462 AbstractCegarLoop]: Abstraction has 5334 states and 6713 transitions. [2019-10-07 10:30:03,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 5334 states and 6713 transitions. [2019-10-07 10:30:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-07 10:30:03,871 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:03,872 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:30:03,872 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:03,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:03,873 INFO L82 PathProgramCache]: Analyzing trace with hash -995661006, now seen corresponding path program 1 times [2019-10-07 10:30:03,874 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:03,874 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:03,874 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:03,874 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:03,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:04,218 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:04,218 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:04,218 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:04,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:04,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:04,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:04,221 INFO L87 Difference]: Start difference. First operand 5334 states and 6713 transitions. Second operand 5 states. [2019-10-07 10:30:04,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:04,456 INFO L93 Difference]: Finished difference Result 5334 states and 6713 transitions. [2019-10-07 10:30:04,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:04,457 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2019-10-07 10:30:04,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:04,494 INFO L225 Difference]: With dead ends: 5334 [2019-10-07 10:30:04,494 INFO L226 Difference]: Without dead ends: 5332 [2019-10-07 10:30:04,498 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:04,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5332 states. [2019-10-07 10:30:04,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5332 to 5332. [2019-10-07 10:30:04,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5332 states. [2019-10-07 10:30:04,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 5332 states and 6711 transitions. [2019-10-07 10:30:04,862 INFO L78 Accepts]: Start accepts. Automaton has 5332 states and 6711 transitions. Word has length 109 [2019-10-07 10:30:04,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:04,865 INFO L462 AbstractCegarLoop]: Abstraction has 5332 states and 6711 transitions. [2019-10-07 10:30:04,865 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 5332 states and 6711 transitions. [2019-10-07 10:30:04,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-07 10:30:04,867 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:04,868 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:30:04,871 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:04,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:04,872 INFO L82 PathProgramCache]: Analyzing trace with hash 362948002, now seen corresponding path program 1 times [2019-10-07 10:30:04,872 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:04,872 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:04,872 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:04,872 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:04,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:05,279 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:05,279 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:05,279 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:05,280 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:05,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:05,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:05,280 INFO L87 Difference]: Start difference. First operand 5332 states and 6711 transitions. Second operand 5 states. [2019-10-07 10:30:05,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:05,511 INFO L93 Difference]: Finished difference Result 5332 states and 6711 transitions. [2019-10-07 10:30:05,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:05,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2019-10-07 10:30:05,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:05,546 INFO L225 Difference]: With dead ends: 5332 [2019-10-07 10:30:05,546 INFO L226 Difference]: Without dead ends: 5330 [2019-10-07 10:30:05,550 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:05,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5330 states. [2019-10-07 10:30:07,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5330 to 5330. [2019-10-07 10:30:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5330 states. [2019-10-07 10:30:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5330 states to 5330 states and 6709 transitions. [2019-10-07 10:30:07,101 INFO L78 Accepts]: Start accepts. Automaton has 5330 states and 6709 transitions. Word has length 117 [2019-10-07 10:30:07,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:07,102 INFO L462 AbstractCegarLoop]: Abstraction has 5330 states and 6709 transitions. [2019-10-07 10:30:07,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 5330 states and 6709 transitions. [2019-10-07 10:30:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-07 10:30:07,110 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:07,111 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-07 10:30:07,112 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:07,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:07,112 INFO L82 PathProgramCache]: Analyzing trace with hash -920848063, now seen corresponding path program 1 times [2019-10-07 10:30:07,113 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:07,113 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:07,113 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:07,113 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:07,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-07 10:30:07,553 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:07,553 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:07,553 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 10:30:07,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 10:30:07,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 10:30:07,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 10:30:07,554 INFO L87 Difference]: Start difference. First operand 5330 states and 6709 transitions. Second operand 4 states. [2019-10-07 10:30:23,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:23,030 INFO L93 Difference]: Finished difference Result 12149 states and 15292 transitions. [2019-10-07 10:30:23,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:23,030 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2019-10-07 10:30:23,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:23,064 INFO L225 Difference]: With dead ends: 12149 [2019-10-07 10:30:23,065 INFO L226 Difference]: Without dead ends: 6863 [2019-10-07 10:30:23,085 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6863 states. [2019-10-07 10:30:23,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6863 to 6803. [2019-10-07 10:30:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6803 states. [2019-10-07 10:30:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6803 states to 6803 states and 8545 transitions. [2019-10-07 10:30:23,440 INFO L78 Accepts]: Start accepts. Automaton has 6803 states and 8545 transitions. Word has length 135 [2019-10-07 10:30:23,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:23,443 INFO L462 AbstractCegarLoop]: Abstraction has 6803 states and 8545 transitions. [2019-10-07 10:30:23,443 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 10:30:23,443 INFO L276 IsEmpty]: Start isEmpty. Operand 6803 states and 8545 transitions. [2019-10-07 10:30:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-10-07 10:30:23,445 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:23,446 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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] [2019-10-07 10:30:23,446 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:23,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:23,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1728215298, now seen corresponding path program 1 times [2019-10-07 10:30:23,447 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:23,448 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:23,448 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:23,448 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:23,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:23,744 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:23,744 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:23,744 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:23,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:23,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:23,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:23,746 INFO L87 Difference]: Start difference. First operand 6803 states and 8545 transitions. Second operand 5 states. [2019-10-07 10:30:24,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:24,018 INFO L93 Difference]: Finished difference Result 6803 states and 8545 transitions. [2019-10-07 10:30:24,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:24,018 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2019-10-07 10:30:24,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:24,063 INFO L225 Difference]: With dead ends: 6803 [2019-10-07 10:30:24,063 INFO L226 Difference]: Without dead ends: 6801 [2019-10-07 10:30:24,078 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:24,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6801 states. [2019-10-07 10:30:24,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6801 to 6801. [2019-10-07 10:30:24,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6801 states. [2019-10-07 10:30:24,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6801 states to 6801 states and 8543 transitions. [2019-10-07 10:30:24,492 INFO L78 Accepts]: Start accepts. Automaton has 6801 states and 8543 transitions. Word has length 125 [2019-10-07 10:30:24,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:24,496 INFO L462 AbstractCegarLoop]: Abstraction has 6801 states and 8543 transitions. [2019-10-07 10:30:24,496 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 6801 states and 8543 transitions. [2019-10-07 10:30:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-10-07 10:30:24,499 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:24,499 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-07 10:30:24,499 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:24,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:24,500 INFO L82 PathProgramCache]: Analyzing trace with hash 16397349, now seen corresponding path program 1 times [2019-10-07 10:30:24,502 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:24,502 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:24,503 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:24,503 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:24,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-10-07 10:30:24,955 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:24,956 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:30:24,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:26,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 4122 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-07 10:30:26,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:30:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-07 10:30:26,824 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:30:27,085 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2019-10-07 10:30:27,085 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 10:30:27,086 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2019-10-07 10:30:27,087 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:30:27,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:30:27,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:30:27,087 INFO L87 Difference]: Start difference. First operand 6801 states and 8543 transitions. Second operand 3 states. [2019-10-07 10:30:27,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:27,716 INFO L93 Difference]: Finished difference Result 13546 states and 17025 transitions. [2019-10-07 10:30:27,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:30:27,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2019-10-07 10:30:27,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:27,765 INFO L225 Difference]: With dead ends: 13546 [2019-10-07 10:30:27,766 INFO L226 Difference]: Without dead ends: 6789 [2019-10-07 10:30:27,791 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 289 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:30:27,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6789 states. [2019-10-07 10:30:28,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6789 to 6789. [2019-10-07 10:30:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6789 states. [2019-10-07 10:30:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6789 states to 6789 states and 8528 transitions. [2019-10-07 10:30:28,305 INFO L78 Accepts]: Start accepts. Automaton has 6789 states and 8528 transitions. Word has length 143 [2019-10-07 10:30:28,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:28,306 INFO L462 AbstractCegarLoop]: Abstraction has 6789 states and 8528 transitions. [2019-10-07 10:30:28,306 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:30:28,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6789 states and 8528 transitions. [2019-10-07 10:30:28,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-10-07 10:30:28,309 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:28,309 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:28,524 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:28,526 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:28,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:28,526 INFO L82 PathProgramCache]: Analyzing trace with hash 40447328, now seen corresponding path program 1 times [2019-10-07 10:30:28,527 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:28,527 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:28,527 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:28,527 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:28,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:28,858 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:28,859 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:28,859 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:28,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:28,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:28,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:28,861 INFO L87 Difference]: Start difference. First operand 6789 states and 8528 transitions. Second operand 5 states. [2019-10-07 10:30:29,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:29,475 INFO L93 Difference]: Finished difference Result 6789 states and 8528 transitions. [2019-10-07 10:30:29,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:29,475 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2019-10-07 10:30:29,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:29,519 INFO L225 Difference]: With dead ends: 6789 [2019-10-07 10:30:29,519 INFO L226 Difference]: Without dead ends: 6787 [2019-10-07 10:30:29,524 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:29,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6787 states. [2019-10-07 10:30:30,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6787 to 6787. [2019-10-07 10:30:30,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6787 states. [2019-10-07 10:30:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6787 states to 6787 states and 8526 transitions. [2019-10-07 10:30:30,135 INFO L78 Accepts]: Start accepts. Automaton has 6787 states and 8526 transitions. Word has length 133 [2019-10-07 10:30:30,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:30,137 INFO L462 AbstractCegarLoop]: Abstraction has 6787 states and 8526 transitions. [2019-10-07 10:30:30,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6787 states and 8526 transitions. [2019-10-07 10:30:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-10-07 10:30:30,141 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:30,141 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:30,142 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:30,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:30,142 INFO L82 PathProgramCache]: Analyzing trace with hash -665935432, now seen corresponding path program 1 times [2019-10-07 10:30:30,142 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:30,142 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:30,143 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:30,143 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:30,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:30,454 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:30,454 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:30,454 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:30,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:30,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:30,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:30,456 INFO L87 Difference]: Start difference. First operand 6787 states and 8526 transitions. Second operand 5 states. [2019-10-07 10:30:30,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:30,930 INFO L93 Difference]: Finished difference Result 6787 states and 8526 transitions. [2019-10-07 10:30:30,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:30,931 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2019-10-07 10:30:30,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:30,960 INFO L225 Difference]: With dead ends: 6787 [2019-10-07 10:30:30,960 INFO L226 Difference]: Without dead ends: 6785 [2019-10-07 10:30:30,965 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:30,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6785 states. [2019-10-07 10:30:31,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6785 to 6785. [2019-10-07 10:30:31,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6785 states. [2019-10-07 10:30:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6785 states to 6785 states and 8524 transitions. [2019-10-07 10:30:31,493 INFO L78 Accepts]: Start accepts. Automaton has 6785 states and 8524 transitions. Word has length 141 [2019-10-07 10:30:31,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:31,494 INFO L462 AbstractCegarLoop]: Abstraction has 6785 states and 8524 transitions. [2019-10-07 10:30:31,494 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 6785 states and 8524 transitions. [2019-10-07 10:30:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-07 10:30:31,497 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:31,497 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:31,498 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:31,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:31,498 INFO L82 PathProgramCache]: Analyzing trace with hash 881130910, now seen corresponding path program 1 times [2019-10-07 10:30:31,498 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:31,499 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:31,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:31,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:31,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-07 10:30:31,815 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:31,815 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:31,815 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:31,817 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:31,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:31,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:31,818 INFO L87 Difference]: Start difference. First operand 6785 states and 8524 transitions. Second operand 5 states. [2019-10-07 10:30:32,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:32,408 INFO L93 Difference]: Finished difference Result 6785 states and 8524 transitions. [2019-10-07 10:30:32,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:32,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2019-10-07 10:30:32,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:32,442 INFO L225 Difference]: With dead ends: 6785 [2019-10-07 10:30:32,442 INFO L226 Difference]: Without dead ends: 6783 [2019-10-07 10:30:32,446 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:32,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6783 states. [2019-10-07 10:30:32,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6783 to 6783. [2019-10-07 10:30:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6783 states. [2019-10-07 10:30:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6783 states to 6783 states and 8522 transitions. [2019-10-07 10:30:32,952 INFO L78 Accepts]: Start accepts. Automaton has 6783 states and 8522 transitions. Word has length 172 [2019-10-07 10:30:32,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:32,952 INFO L462 AbstractCegarLoop]: Abstraction has 6783 states and 8522 transitions. [2019-10-07 10:30:32,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 6783 states and 8522 transitions. [2019-10-07 10:30:32,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-07 10:30:32,955 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:32,955 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:32,956 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:32,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:32,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1763385562, now seen corresponding path program 1 times [2019-10-07 10:30:32,956 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:32,956 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:32,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:32,957 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:32,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:33,283 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:33,283 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:33,283 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:33,284 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:33,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:33,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:33,284 INFO L87 Difference]: Start difference. First operand 6783 states and 8522 transitions. Second operand 5 states. [2019-10-07 10:30:33,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:33,707 INFO L93 Difference]: Finished difference Result 6783 states and 8522 transitions. [2019-10-07 10:30:33,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:33,708 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2019-10-07 10:30:33,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:33,736 INFO L225 Difference]: With dead ends: 6783 [2019-10-07 10:30:33,736 INFO L226 Difference]: Without dead ends: 6781 [2019-10-07 10:30:33,740 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:33,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6781 states. [2019-10-07 10:30:34,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6781 to 6781. [2019-10-07 10:30:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6781 states. [2019-10-07 10:30:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6781 states to 6781 states and 8520 transitions. [2019-10-07 10:30:34,217 INFO L78 Accepts]: Start accepts. Automaton has 6781 states and 8520 transitions. Word has length 154 [2019-10-07 10:30:34,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:34,218 INFO L462 AbstractCegarLoop]: Abstraction has 6781 states and 8520 transitions. [2019-10-07 10:30:34,218 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 6781 states and 8520 transitions. [2019-10-07 10:30:34,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-07 10:30:34,221 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:34,221 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:34,222 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:34,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:34,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1142135552, now seen corresponding path program 1 times [2019-10-07 10:30:34,222 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:34,223 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:34,223 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:34,223 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:34,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:34,496 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:34,496 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:34,497 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:34,497 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:34,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:34,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:34,498 INFO L87 Difference]: Start difference. First operand 6781 states and 8520 transitions. Second operand 5 states. [2019-10-07 10:30:35,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:35,011 INFO L93 Difference]: Finished difference Result 6781 states and 8520 transitions. [2019-10-07 10:30:35,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:35,011 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 162 [2019-10-07 10:30:35,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:35,038 INFO L225 Difference]: With dead ends: 6781 [2019-10-07 10:30:35,038 INFO L226 Difference]: Without dead ends: 6779 [2019-10-07 10:30:35,042 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:35,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6779 states. [2019-10-07 10:30:35,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6779 to 6779. [2019-10-07 10:30:35,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6779 states. [2019-10-07 10:30:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6779 states to 6779 states and 8518 transitions. [2019-10-07 10:30:35,535 INFO L78 Accepts]: Start accepts. Automaton has 6779 states and 8518 transitions. Word has length 162 [2019-10-07 10:30:35,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:35,535 INFO L462 AbstractCegarLoop]: Abstraction has 6779 states and 8518 transitions. [2019-10-07 10:30:35,535 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 6779 states and 8518 transitions. [2019-10-07 10:30:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-10-07 10:30:35,538 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:35,539 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:35,539 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:35,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:35,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1618942461, now seen corresponding path program 1 times [2019-10-07 10:30:35,540 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:35,540 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:35,540 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:35,540 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:35,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:35,855 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:35,855 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:35,855 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:35,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:35,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:35,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:35,857 INFO L87 Difference]: Start difference. First operand 6779 states and 8518 transitions. Second operand 5 states. [2019-10-07 10:30:36,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:36,270 INFO L93 Difference]: Finished difference Result 6779 states and 8518 transitions. [2019-10-07 10:30:36,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:36,271 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2019-10-07 10:30:36,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:36,297 INFO L225 Difference]: With dead ends: 6779 [2019-10-07 10:30:36,298 INFO L226 Difference]: Without dead ends: 6777 [2019-10-07 10:30:36,302 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:36,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6777 states. [2019-10-07 10:30:36,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6777 to 6777. [2019-10-07 10:30:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6777 states. [2019-10-07 10:30:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6777 states to 6777 states and 8516 transitions. [2019-10-07 10:30:36,775 INFO L78 Accepts]: Start accepts. Automaton has 6777 states and 8516 transitions. Word has length 170 [2019-10-07 10:30:36,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:36,775 INFO L462 AbstractCegarLoop]: Abstraction has 6777 states and 8516 transitions. [2019-10-07 10:30:36,775 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:36,775 INFO L276 IsEmpty]: Start isEmpty. Operand 6777 states and 8516 transitions. [2019-10-07 10:30:36,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-07 10:30:36,779 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:36,779 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:36,780 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:36,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:36,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1741953219, now seen corresponding path program 1 times [2019-10-07 10:30:36,780 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:36,780 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:36,781 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:36,781 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:36,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:37,088 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:37,088 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:37,088 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:37,092 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:37,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:37,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:37,093 INFO L87 Difference]: Start difference. First operand 6777 states and 8516 transitions. Second operand 5 states. [2019-10-07 10:30:37,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:37,665 INFO L93 Difference]: Finished difference Result 6777 states and 8516 transitions. [2019-10-07 10:30:37,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:37,784 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 178 [2019-10-07 10:30:37,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:37,810 INFO L225 Difference]: With dead ends: 6777 [2019-10-07 10:30:37,811 INFO L226 Difference]: Without dead ends: 6775 [2019-10-07 10:30:37,815 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:37,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2019-10-07 10:30:38,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 6775. [2019-10-07 10:30:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6775 states. [2019-10-07 10:30:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6775 states to 6775 states and 8514 transitions. [2019-10-07 10:30:38,264 INFO L78 Accepts]: Start accepts. Automaton has 6775 states and 8514 transitions. Word has length 178 [2019-10-07 10:30:38,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:38,265 INFO L462 AbstractCegarLoop]: Abstraction has 6775 states and 8514 transitions. [2019-10-07 10:30:38,265 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 6775 states and 8514 transitions. [2019-10-07 10:30:38,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-07 10:30:38,268 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:38,268 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:38,269 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:38,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:38,269 INFO L82 PathProgramCache]: Analyzing trace with hash -732867143, now seen corresponding path program 1 times [2019-10-07 10:30:38,269 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:38,270 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:38,270 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:38,270 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:38,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:38,554 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:38,555 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:38,555 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:38,555 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:38,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:38,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:38,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:38,557 INFO L87 Difference]: Start difference. First operand 6775 states and 8514 transitions. Second operand 5 states. [2019-10-07 10:30:38,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:38,968 INFO L93 Difference]: Finished difference Result 6775 states and 8514 transitions. [2019-10-07 10:30:38,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:38,968 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 186 [2019-10-07 10:30:38,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:38,994 INFO L225 Difference]: With dead ends: 6775 [2019-10-07 10:30:38,995 INFO L226 Difference]: Without dead ends: 6773 [2019-10-07 10:30:38,999 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:39,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6773 states. [2019-10-07 10:30:39,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6773 to 6773. [2019-10-07 10:30:39,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6773 states. [2019-10-07 10:30:39,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6773 states to 6773 states and 8512 transitions. [2019-10-07 10:30:39,476 INFO L78 Accepts]: Start accepts. Automaton has 6773 states and 8512 transitions. Word has length 186 [2019-10-07 10:30:39,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:39,476 INFO L462 AbstractCegarLoop]: Abstraction has 6773 states and 8512 transitions. [2019-10-07 10:30:39,476 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 6773 states and 8512 transitions. [2019-10-07 10:30:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-10-07 10:30:39,481 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:39,481 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:39,482 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:39,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:39,483 INFO L82 PathProgramCache]: Analyzing trace with hash -68937243, now seen corresponding path program 1 times [2019-10-07 10:30:39,483 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:39,483 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:39,483 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:39,483 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:39,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:39,758 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:39,759 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:39,759 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:39,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:39,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:39,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:39,765 INFO L87 Difference]: Start difference. First operand 6773 states and 8512 transitions. Second operand 5 states. [2019-10-07 10:30:40,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:40,453 INFO L93 Difference]: Finished difference Result 6773 states and 8512 transitions. [2019-10-07 10:30:40,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:40,454 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 194 [2019-10-07 10:30:40,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:40,479 INFO L225 Difference]: With dead ends: 6773 [2019-10-07 10:30:40,479 INFO L226 Difference]: Without dead ends: 6771 [2019-10-07 10:30:40,483 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:40,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6771 states. [2019-10-07 10:30:40,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6771 to 6771. [2019-10-07 10:30:40,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6771 states. [2019-10-07 10:30:40,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 8510 transitions. [2019-10-07 10:30:40,950 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 8510 transitions. Word has length 194 [2019-10-07 10:30:40,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:40,951 INFO L462 AbstractCegarLoop]: Abstraction has 6771 states and 8510 transitions. [2019-10-07 10:30:40,951 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:40,951 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 8510 transitions. [2019-10-07 10:30:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-07 10:30:40,957 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:40,957 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:40,958 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:40,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:40,959 INFO L82 PathProgramCache]: Analyzing trace with hash 752878881, now seen corresponding path program 1 times [2019-10-07 10:30:40,959 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:40,959 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:40,959 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:40,959 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:40,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2019-10-07 10:30:41,864 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:41,864 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:30:41,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:43,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 4509 conjuncts, 48 conjunts are in the unsatisfiable core [2019-10-07 10:30:43,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:30:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2019-10-07 10:30:44,152 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:30:44,218 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:44,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:44,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:45,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-10-07 10:30:45,561 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 10:30:45,561 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [18, 18] imperfect sequences [13] total 38 [2019-10-07 10:30:45,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2019-10-07 10:30:45,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2019-10-07 10:30:45,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=1320, Unknown=0, NotChecked=0, Total=1406 [2019-10-07 10:30:45,563 INFO L87 Difference]: Start difference. First operand 6771 states and 8510 transitions. Second operand 27 states. [2019-10-07 10:30:47,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:47,884 INFO L93 Difference]: Finished difference Result 13333 states and 16777 transitions. [2019-10-07 10:30:47,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-10-07 10:30:47,885 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 224 [2019-10-07 10:30:47,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:47,916 INFO L225 Difference]: With dead ends: 13333 [2019-10-07 10:30:47,916 INFO L226 Difference]: Without dead ends: 6813 [2019-10-07 10:30:47,947 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=129, Invalid=1941, Unknown=0, NotChecked=0, Total=2070 [2019-10-07 10:30:47,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6813 states. [2019-10-07 10:30:48,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6813 to 6791. [2019-10-07 10:30:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6791 states. [2019-10-07 10:30:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6791 states to 6791 states and 8534 transitions. [2019-10-07 10:30:48,534 INFO L78 Accepts]: Start accepts. Automaton has 6791 states and 8534 transitions. Word has length 224 [2019-10-07 10:30:48,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:48,535 INFO L462 AbstractCegarLoop]: Abstraction has 6791 states and 8534 transitions. [2019-10-07 10:30:48,535 INFO L463 AbstractCegarLoop]: Interpolant automaton has 27 states. [2019-10-07 10:30:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 6791 states and 8534 transitions. [2019-10-07 10:30:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-10-07 10:30:48,546 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:48,546 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:48,760 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:48,761 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:48,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:48,762 INFO L82 PathProgramCache]: Analyzing trace with hash -2084683393, now seen corresponding path program 1 times [2019-10-07 10:30:48,763 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:48,763 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:48,763 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:48,763 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:48,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-10-07 10:30:49,159 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:49,159 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:49,159 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 10:30:49,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 10:30:49,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 10:30:49,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 10:30:49,163 INFO L87 Difference]: Start difference. First operand 6791 states and 8534 transitions. Second operand 6 states. [2019-10-07 10:30:49,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:49,788 INFO L93 Difference]: Finished difference Result 13579 states and 17088 transitions. [2019-10-07 10:30:49,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 10:30:49,789 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 244 [2019-10-07 10:30:49,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:49,825 INFO L225 Difference]: With dead ends: 13579 [2019-10-07 10:30:49,825 INFO L226 Difference]: Without dead ends: 6832 [2019-10-07 10:30:49,856 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:49,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6832 states. [2019-10-07 10:30:50,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6832 to 6799. [2019-10-07 10:30:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6799 states. [2019-10-07 10:30:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6799 states to 6799 states and 8544 transitions. [2019-10-07 10:30:50,568 INFO L78 Accepts]: Start accepts. Automaton has 6799 states and 8544 transitions. Word has length 244 [2019-10-07 10:30:50,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:50,569 INFO L462 AbstractCegarLoop]: Abstraction has 6799 states and 8544 transitions. [2019-10-07 10:30:50,569 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 10:30:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 6799 states and 8544 transitions. [2019-10-07 10:30:50,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-10-07 10:30:50,585 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:50,585 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:50,586 INFO L410 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:50,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:50,586 INFO L82 PathProgramCache]: Analyzing trace with hash 783392374, now seen corresponding path program 1 times [2019-10-07 10:30:50,587 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:50,587 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:50,587 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:50,587 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:50,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:30:50,890 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:50,891 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:30:50,891 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:30:50,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:30:50,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:30:50,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:30:50,892 INFO L87 Difference]: Start difference. First operand 6799 states and 8544 transitions. Second operand 5 states. [2019-10-07 10:30:51,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:51,374 INFO L93 Difference]: Finished difference Result 6799 states and 8544 transitions. [2019-10-07 10:30:51,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:30:51,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 202 [2019-10-07 10:30:51,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:51,409 INFO L225 Difference]: With dead ends: 6799 [2019-10-07 10:30:51,409 INFO L226 Difference]: Without dead ends: 6797 [2019-10-07 10:30:51,416 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:30:51,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6797 states. [2019-10-07 10:30:51,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6797 to 6797. [2019-10-07 10:30:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6797 states. [2019-10-07 10:30:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6797 states to 6797 states and 8542 transitions. [2019-10-07 10:30:51,970 INFO L78 Accepts]: Start accepts. Automaton has 6797 states and 8542 transitions. Word has length 202 [2019-10-07 10:30:51,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:51,970 INFO L462 AbstractCegarLoop]: Abstraction has 6797 states and 8542 transitions. [2019-10-07 10:30:51,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:30:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 6797 states and 8542 transitions. [2019-10-07 10:30:51,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-10-07 10:30:51,977 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:51,977 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:51,978 INFO L410 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:51,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:51,978 INFO L82 PathProgramCache]: Analyzing trace with hash -316756867, now seen corresponding path program 1 times [2019-10-07 10:30:51,978 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:51,979 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:51,979 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:51,979 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:51,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:30:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2019-10-07 10:30:52,743 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:52,744 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:30:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:30:54,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 4631 conjuncts, 54 conjunts are in the unsatisfiable core [2019-10-07 10:30:54,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:30:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-10-07 10:30:55,362 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:30:55,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:55,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:55,915 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:56,132 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:30:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2019-10-07 10:30:56,666 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 10:30:56,668 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [22, 22] imperfect sequences [13] total 42 [2019-10-07 10:30:56,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2019-10-07 10:30:56,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2019-10-07 10:30:56,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1628, Unknown=0, NotChecked=0, Total=1722 [2019-10-07 10:30:56,671 INFO L87 Difference]: Start difference. First operand 6797 states and 8542 transitions. Second operand 31 states. [2019-10-07 10:30:59,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:30:59,294 INFO L93 Difference]: Finished difference Result 11961 states and 15038 transitions. [2019-10-07 10:30:59,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2019-10-07 10:30:59,296 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 250 [2019-10-07 10:30:59,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:30:59,316 INFO L225 Difference]: With dead ends: 11961 [2019-10-07 10:30:59,317 INFO L226 Difference]: Without dead ends: 5206 [2019-10-07 10:30:59,338 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=149, Invalid=2607, Unknown=0, NotChecked=0, Total=2756 [2019-10-07 10:30:59,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5206 states. [2019-10-07 10:30:59,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5206 to 5133. [2019-10-07 10:30:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5133 states. [2019-10-07 10:30:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5133 states to 5133 states and 6423 transitions. [2019-10-07 10:30:59,733 INFO L78 Accepts]: Start accepts. Automaton has 5133 states and 6423 transitions. Word has length 250 [2019-10-07 10:30:59,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:30:59,734 INFO L462 AbstractCegarLoop]: Abstraction has 5133 states and 6423 transitions. [2019-10-07 10:30:59,734 INFO L463 AbstractCegarLoop]: Interpolant automaton has 31 states. [2019-10-07 10:30:59,734 INFO L276 IsEmpty]: Start isEmpty. Operand 5133 states and 6423 transitions. [2019-10-07 10:30:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-10-07 10:30:59,750 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:30:59,750 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:30:59,963 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:30:59,964 INFO L410 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:30:59,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:30:59,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1781397154, now seen corresponding path program 1 times [2019-10-07 10:30:59,965 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:30:59,965 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:30:59,966 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:59,966 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:30:59,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-10-07 10:31:00,320 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:00,320 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:00,321 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-07 10:31:00,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 10:31:00,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 10:31:00,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:31:00,322 INFO L87 Difference]: Start difference. First operand 5133 states and 6423 transitions. Second operand 8 states. [2019-10-07 10:31:00,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:00,718 INFO L93 Difference]: Finished difference Result 10015 states and 12586 transitions. [2019-10-07 10:31:00,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 10:31:00,720 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 223 [2019-10-07 10:31:00,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:00,738 INFO L225 Difference]: With dead ends: 10015 [2019-10-07 10:31:00,739 INFO L226 Difference]: Without dead ends: 5170 [2019-10-07 10:31:00,752 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:31:00,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5170 states. [2019-10-07 10:31:01,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5170 to 5137. [2019-10-07 10:31:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5137 states. [2019-10-07 10:31:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5137 states to 5137 states and 6438 transitions. [2019-10-07 10:31:01,249 INFO L78 Accepts]: Start accepts. Automaton has 5137 states and 6438 transitions. Word has length 223 [2019-10-07 10:31:01,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:01,250 INFO L462 AbstractCegarLoop]: Abstraction has 5137 states and 6438 transitions. [2019-10-07 10:31:01,250 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 10:31:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 5137 states and 6438 transitions. [2019-10-07 10:31:01,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-10-07 10:31:01,255 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:01,255 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:01,255 INFO L410 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:01,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:01,256 INFO L82 PathProgramCache]: Analyzing trace with hash 761646779, now seen corresponding path program 1 times [2019-10-07 10:31:01,257 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:01,257 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:01,257 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:01,257 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:01,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:01,524 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:31:01,524 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:01,525 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:01,525 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:31:01,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:31:01,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:31:01,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:31:01,527 INFO L87 Difference]: Start difference. First operand 5137 states and 6438 transitions. Second operand 5 states. [2019-10-07 10:31:01,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:01,914 INFO L93 Difference]: Finished difference Result 5137 states and 6438 transitions. [2019-10-07 10:31:01,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:31:01,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 210 [2019-10-07 10:31:01,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:01,932 INFO L225 Difference]: With dead ends: 5137 [2019-10-07 10:31:01,932 INFO L226 Difference]: Without dead ends: 5135 [2019-10-07 10:31:01,936 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:31:01,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5135 states. [2019-10-07 10:31:02,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5135 to 5135. [2019-10-07 10:31:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5135 states. [2019-10-07 10:31:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 5135 states and 6436 transitions. [2019-10-07 10:31:02,346 INFO L78 Accepts]: Start accepts. Automaton has 5135 states and 6436 transitions. Word has length 210 [2019-10-07 10:31:02,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:02,347 INFO L462 AbstractCegarLoop]: Abstraction has 5135 states and 6436 transitions. [2019-10-07 10:31:02,347 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:31:02,347 INFO L276 IsEmpty]: Start isEmpty. Operand 5135 states and 6436 transitions. [2019-10-07 10:31:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2019-10-07 10:31:02,352 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:02,353 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:02,353 INFO L410 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:02,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:02,354 INFO L82 PathProgramCache]: Analyzing trace with hash -591595142, now seen corresponding path program 1 times [2019-10-07 10:31:02,354 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:02,354 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:02,354 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:02,354 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:02,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-10-07 10:31:02,694 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:02,695 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:02,695 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-07 10:31:02,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 10:31:02,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 10:31:02,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:31:02,698 INFO L87 Difference]: Start difference. First operand 5135 states and 6436 transitions. Second operand 8 states. [2019-10-07 10:31:03,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:03,287 INFO L93 Difference]: Finished difference Result 10019 states and 12612 transitions. [2019-10-07 10:31:03,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 10:31:03,287 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 224 [2019-10-07 10:31:03,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:03,305 INFO L225 Difference]: With dead ends: 10019 [2019-10-07 10:31:03,306 INFO L226 Difference]: Without dead ends: 5172 [2019-10-07 10:31:03,317 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:31:03,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2019-10-07 10:31:03,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 5135. [2019-10-07 10:31:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5135 states. [2019-10-07 10:31:03,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 5135 states and 6436 transitions. [2019-10-07 10:31:03,677 INFO L78 Accepts]: Start accepts. Automaton has 5135 states and 6436 transitions. Word has length 224 [2019-10-07 10:31:03,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:03,677 INFO L462 AbstractCegarLoop]: Abstraction has 5135 states and 6436 transitions. [2019-10-07 10:31:03,677 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 10:31:03,678 INFO L276 IsEmpty]: Start isEmpty. Operand 5135 states and 6436 transitions. [2019-10-07 10:31:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-07 10:31:03,685 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:03,685 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:03,686 INFO L410 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:03,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:03,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1065430007, now seen corresponding path program 1 times [2019-10-07 10:31:03,687 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:03,688 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:03,688 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:03,688 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:03,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-10-07 10:31:04,166 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:04,166 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:04,166 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 10:31:04,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 10:31:04,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 10:31:04,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:31:04,168 INFO L87 Difference]: Start difference. First operand 5135 states and 6436 transitions. Second operand 7 states. [2019-10-07 10:31:04,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:04,971 INFO L93 Difference]: Finished difference Result 10014 states and 12587 transitions. [2019-10-07 10:31:04,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 10:31:04,972 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 234 [2019-10-07 10:31:04,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:04,987 INFO L225 Difference]: With dead ends: 10014 [2019-10-07 10:31:04,987 INFO L226 Difference]: Without dead ends: 5157 [2019-10-07 10:31:04,997 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:31:05,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2019-10-07 10:31:05,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 5147. [2019-10-07 10:31:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5147 states. [2019-10-07 10:31:05,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5147 states to 5147 states and 6448 transitions. [2019-10-07 10:31:05,316 INFO L78 Accepts]: Start accepts. Automaton has 5147 states and 6448 transitions. Word has length 234 [2019-10-07 10:31:05,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:05,316 INFO L462 AbstractCegarLoop]: Abstraction has 5147 states and 6448 transitions. [2019-10-07 10:31:05,316 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 10:31:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 5147 states and 6448 transitions. [2019-10-07 10:31:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-07 10:31:05,319 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:05,320 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:05,320 INFO L410 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:05,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:05,321 INFO L82 PathProgramCache]: Analyzing trace with hash 42534416, now seen corresponding path program 1 times [2019-10-07 10:31:05,321 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:05,321 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:05,321 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:05,321 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:05,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:31:05,582 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:05,583 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:05,583 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:31:05,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:31:05,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:31:05,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:31:05,584 INFO L87 Difference]: Start difference. First operand 5147 states and 6448 transitions. Second operand 5 states. [2019-10-07 10:31:05,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:05,944 INFO L93 Difference]: Finished difference Result 5147 states and 6448 transitions. [2019-10-07 10:31:05,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:31:05,945 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2019-10-07 10:31:05,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:05,966 INFO L225 Difference]: With dead ends: 5147 [2019-10-07 10:31:05,966 INFO L226 Difference]: Without dead ends: 5145 [2019-10-07 10:31:05,969 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:31:05,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2019-10-07 10:31:06,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 5145. [2019-10-07 10:31:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5145 states. [2019-10-07 10:31:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5145 states to 5145 states and 6446 transitions. [2019-10-07 10:31:06,277 INFO L78 Accepts]: Start accepts. Automaton has 5145 states and 6446 transitions. Word has length 218 [2019-10-07 10:31:06,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:06,278 INFO L462 AbstractCegarLoop]: Abstraction has 5145 states and 6446 transitions. [2019-10-07 10:31:06,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:31:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 5145 states and 6446 transitions. [2019-10-07 10:31:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-07 10:31:06,282 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:06,282 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:06,283 INFO L410 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:06,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:06,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1649052830, now seen corresponding path program 1 times [2019-10-07 10:31:06,283 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:06,284 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:06,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:06,284 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:06,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:31:06,575 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:06,575 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:06,575 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:31:06,576 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:31:06,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:31:06,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:31:06,577 INFO L87 Difference]: Start difference. First operand 5145 states and 6446 transitions. Second operand 5 states. [2019-10-07 10:31:07,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:31:07,085 INFO L93 Difference]: Finished difference Result 5145 states and 6446 transitions. [2019-10-07 10:31:07,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:31:07,086 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2019-10-07 10:31:07,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:31:07,103 INFO L225 Difference]: With dead ends: 5145 [2019-10-07 10:31:07,103 INFO L226 Difference]: Without dead ends: 5143 [2019-10-07 10:31:07,106 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:31:07,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5143 states. [2019-10-07 10:31:07,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5143 to 5143. [2019-10-07 10:31:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5143 states. [2019-10-07 10:31:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5143 states to 5143 states and 6444 transitions. [2019-10-07 10:31:07,510 INFO L78 Accepts]: Start accepts. Automaton has 5143 states and 6444 transitions. Word has length 226 [2019-10-07 10:31:07,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:31:07,510 INFO L462 AbstractCegarLoop]: Abstraction has 5143 states and 6444 transitions. [2019-10-07 10:31:07,511 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:31:07,511 INFO L276 IsEmpty]: Start isEmpty. Operand 5143 states and 6444 transitions. [2019-10-07 10:31:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-10-07 10:31:07,515 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:31:07,515 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:31:07,515 INFO L410 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:31:07,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:31:07,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1537180561, now seen corresponding path program 1 times [2019-10-07 10:31:07,516 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:31:07,516 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:07,516 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:07,517 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:31:07,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:31:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:31:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2019-10-07 10:31:08,882 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:31:08,882 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:31:08,883 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-07 10:31:08,883 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-07 10:31:08,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-07 10:31:08,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2019-10-07 10:31:08,884 INFO L87 Difference]: Start difference. First operand 5143 states and 6444 transitions. Second operand 13 states. [2019-10-07 10:32:46,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:32:46,509 INFO L93 Difference]: Finished difference Result 10199 states and 12808 transitions. [2019-10-07 10:32:46,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-07 10:32:46,510 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 251 [2019-10-07 10:32:46,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:32:46,539 INFO L225 Difference]: With dead ends: 10199 [2019-10-07 10:32:46,539 INFO L226 Difference]: Without dead ends: 10197 [2019-10-07 10:32:46,543 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342 [2019-10-07 10:32:46,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10197 states. [2019-10-07 10:32:46,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10197 to 9757. [2019-10-07 10:32:46,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9757 states. [2019-10-07 10:32:47,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9757 states to 9757 states and 12317 transitions. [2019-10-07 10:32:47,024 INFO L78 Accepts]: Start accepts. Automaton has 9757 states and 12317 transitions. Word has length 251 [2019-10-07 10:32:47,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:32:47,024 INFO L462 AbstractCegarLoop]: Abstraction has 9757 states and 12317 transitions. [2019-10-07 10:32:47,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-07 10:32:47,024 INFO L276 IsEmpty]: Start isEmpty. Operand 9757 states and 12317 transitions. [2019-10-07 10:32:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-10-07 10:32:47,027 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:32:47,027 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:32:47,028 INFO L410 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:32:47,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:32:47,028 INFO L82 PathProgramCache]: Analyzing trace with hash 158351903, now seen corresponding path program 1 times [2019-10-07 10:32:47,028 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:32:47,028 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:47,028 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:47,028 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:47,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:32:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:32:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-10-07 10:32:47,580 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:47,580 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:32:47,580 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-07 10:32:47,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-07 10:32:47,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-07 10:32:47,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:32:47,582 INFO L87 Difference]: Start difference. First operand 9757 states and 12317 transitions. Second operand 8 states. [2019-10-07 10:32:54,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:32:54,216 INFO L93 Difference]: Finished difference Result 10321 states and 12969 transitions. [2019-10-07 10:32:54,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 10:32:54,216 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 251 [2019-10-07 10:32:54,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:32:54,235 INFO L225 Difference]: With dead ends: 10321 [2019-10-07 10:32:54,236 INFO L226 Difference]: Without dead ends: 10319 [2019-10-07 10:32:54,239 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2019-10-07 10:32:54,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10319 states. [2019-10-07 10:32:54,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10319 to 10319. [2019-10-07 10:32:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10319 states. [2019-10-07 10:32:54,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10319 states to 10319 states and 12964 transitions. [2019-10-07 10:32:54,738 INFO L78 Accepts]: Start accepts. Automaton has 10319 states and 12964 transitions. Word has length 251 [2019-10-07 10:32:54,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:32:54,738 INFO L462 AbstractCegarLoop]: Abstraction has 10319 states and 12964 transitions. [2019-10-07 10:32:54,738 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-07 10:32:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 10319 states and 12964 transitions. [2019-10-07 10:32:54,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-10-07 10:32:54,742 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:32:54,743 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:32:54,743 INFO L410 AbstractCegarLoop]: === Iteration 30 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:32:54,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:32:54,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1306476492, now seen corresponding path program 1 times [2019-10-07 10:32:54,744 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:32:54,744 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:54,744 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:54,744 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:32:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:32:55,025 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-07 10:32:55,025 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:55,025 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:32:55,026 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:32:55,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:32:55,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:32:55,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:32:55,027 INFO L87 Difference]: Start difference. First operand 10319 states and 12964 transitions. Second operand 5 states. [2019-10-07 10:32:55,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:32:55,523 INFO L93 Difference]: Finished difference Result 10319 states and 12964 transitions. [2019-10-07 10:32:55,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:32:55,523 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 234 [2019-10-07 10:32:55,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:32:55,556 INFO L225 Difference]: With dead ends: 10319 [2019-10-07 10:32:55,556 INFO L226 Difference]: Without dead ends: 10317 [2019-10-07 10:32:55,562 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:32:55,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10317 states. [2019-10-07 10:32:56,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10317 to 10317. [2019-10-07 10:32:56,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10317 states. [2019-10-07 10:32:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10317 states to 10317 states and 12962 transitions. [2019-10-07 10:32:56,118 INFO L78 Accepts]: Start accepts. Automaton has 10317 states and 12962 transitions. Word has length 234 [2019-10-07 10:32:56,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:32:56,119 INFO L462 AbstractCegarLoop]: Abstraction has 10317 states and 12962 transitions. [2019-10-07 10:32:56,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:32:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 10317 states and 12962 transitions. [2019-10-07 10:32:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-10-07 10:32:56,123 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:32:56,124 INFO L385 BasicCegarLoop]: trace histogram [10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:32:56,124 INFO L410 AbstractCegarLoop]: === Iteration 31 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:32:56,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:32:56,125 INFO L82 PathProgramCache]: Analyzing trace with hash 555134800, now seen corresponding path program 1 times [2019-10-07 10:32:56,125 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:32:56,125 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:56,125 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:56,125 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:56,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:32:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:32:56,473 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-10-07 10:32:56,473 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:56,473 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:32:56,474 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:32:56,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:32:56,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:32:56,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:32:56,475 INFO L87 Difference]: Start difference. First operand 10317 states and 12962 transitions. Second operand 3 states. [2019-10-07 10:32:57,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:32:57,172 INFO L93 Difference]: Finished difference Result 20310 states and 25727 transitions. [2019-10-07 10:32:57,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:32:57,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 261 [2019-10-07 10:32:57,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:32:57,205 INFO L225 Difference]: With dead ends: 20310 [2019-10-07 10:32:57,205 INFO L226 Difference]: Without dead ends: 10295 [2019-10-07 10:32:57,229 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:32:57,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10295 states. [2019-10-07 10:32:57,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10295 to 10295. [2019-10-07 10:32:57,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10295 states. [2019-10-07 10:32:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10295 states to 10295 states and 12933 transitions. [2019-10-07 10:32:57,741 INFO L78 Accepts]: Start accepts. Automaton has 10295 states and 12933 transitions. Word has length 261 [2019-10-07 10:32:57,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:32:57,742 INFO L462 AbstractCegarLoop]: Abstraction has 10295 states and 12933 transitions. [2019-10-07 10:32:57,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:32:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 10295 states and 12933 transitions. [2019-10-07 10:32:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-10-07 10:32:57,745 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:32:57,746 INFO L385 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:32:57,746 INFO L410 AbstractCegarLoop]: === Iteration 32 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:32:57,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:32:57,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1541175496, now seen corresponding path program 1 times [2019-10-07 10:32:57,747 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:32:57,747 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:57,747 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:57,747 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:57,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:32:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:32:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-07 10:32:57,999 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:58,000 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:32:58,000 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 10:32:58,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:32:58,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:32:58,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:32:58,002 INFO L87 Difference]: Start difference. First operand 10295 states and 12933 transitions. Second operand 5 states. [2019-10-07 10:32:58,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:32:58,510 INFO L93 Difference]: Finished difference Result 10295 states and 12933 transitions. [2019-10-07 10:32:58,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:32:58,511 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 268 [2019-10-07 10:32:58,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:32:58,541 INFO L225 Difference]: With dead ends: 10295 [2019-10-07 10:32:58,541 INFO L226 Difference]: Without dead ends: 10024 [2019-10-07 10:32:58,547 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:32:58,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2019-10-07 10:32:59,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 10024. [2019-10-07 10:32:59,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10024 states. [2019-10-07 10:32:59,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10024 states to 10024 states and 12625 transitions. [2019-10-07 10:32:59,057 INFO L78 Accepts]: Start accepts. Automaton has 10024 states and 12625 transitions. Word has length 268 [2019-10-07 10:32:59,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:32:59,058 INFO L462 AbstractCegarLoop]: Abstraction has 10024 states and 12625 transitions. [2019-10-07 10:32:59,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:32:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 10024 states and 12625 transitions. [2019-10-07 10:32:59,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-10-07 10:32:59,064 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:32:59,065 INFO L385 BasicCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:32:59,065 INFO L410 AbstractCegarLoop]: === Iteration 33 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:32:59,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:32:59,066 INFO L82 PathProgramCache]: Analyzing trace with hash 577095037, now seen corresponding path program 1 times [2019-10-07 10:32:59,066 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:32:59,066 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:32:59,066 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:59,066 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:32:59,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:32:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:33:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2019-10-07 10:33:00,320 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:33:00,321 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:33:00,321 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-07 10:33:00,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-07 10:33:00,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-07 10:33:00,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:33:00,323 INFO L87 Difference]: Start difference. First operand 10024 states and 12625 transitions. Second operand 9 states. [2019-10-07 10:33:00,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:33:00,996 INFO L93 Difference]: Finished difference Result 10024 states and 12625 transitions. [2019-10-07 10:33:00,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-07 10:33:00,997 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 366 [2019-10-07 10:33:00,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:33:01,030 INFO L225 Difference]: With dead ends: 10024 [2019-10-07 10:33:01,031 INFO L226 Difference]: Without dead ends: 10022 [2019-10-07 10:33:01,036 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2019-10-07 10:33:01,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10022 states. [2019-10-07 10:33:01,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10022 to 10022. [2019-10-07 10:33:01,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10022 states. [2019-10-07 10:33:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10022 states to 10022 states and 12620 transitions. [2019-10-07 10:33:01,819 INFO L78 Accepts]: Start accepts. Automaton has 10022 states and 12620 transitions. Word has length 366 [2019-10-07 10:33:01,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:33:01,821 INFO L462 AbstractCegarLoop]: Abstraction has 10022 states and 12620 transitions. [2019-10-07 10:33:01,821 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-07 10:33:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 10022 states and 12620 transitions. [2019-10-07 10:33:01,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-10-07 10:33:01,828 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:33:01,830 INFO L385 BasicCegarLoop]: trace histogram [14, 14, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:33:01,830 INFO L410 AbstractCegarLoop]: === Iteration 34 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:33:01,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:33:01,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1615983092, now seen corresponding path program 1 times [2019-10-07 10:33:01,831 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:33:01,831 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:33:01,831 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:33:01,832 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:33:01,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:33:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:33:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2019-10-07 10:33:02,703 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:33:02,703 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:33:02,703 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-07 10:33:02,704 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-07 10:33:02,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-07 10:33:02,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2019-10-07 10:33:02,705 INFO L87 Difference]: Start difference. First operand 10022 states and 12620 transitions. Second operand 11 states. [2019-10-07 10:33:39,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:33:39,106 INFO L93 Difference]: Finished difference Result 10317 states and 12973 transitions. [2019-10-07 10:33:39,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-07 10:33:39,106 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 349 [2019-10-07 10:33:39,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:33:39,141 INFO L225 Difference]: With dead ends: 10317 [2019-10-07 10:33:39,141 INFO L226 Difference]: Without dead ends: 10226 [2019-10-07 10:33:39,147 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2019-10-07 10:33:39,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10226 states. [2019-10-07 10:33:39,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10226 to 10187. [2019-10-07 10:33:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10187 states. [2019-10-07 10:33:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10187 states to 10187 states and 12813 transitions. [2019-10-07 10:33:39,844 INFO L78 Accepts]: Start accepts. Automaton has 10187 states and 12813 transitions. Word has length 349 [2019-10-07 10:33:39,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:33:39,845 INFO L462 AbstractCegarLoop]: Abstraction has 10187 states and 12813 transitions. [2019-10-07 10:33:39,845 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-07 10:33:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 10187 states and 12813 transitions. [2019-10-07 10:33:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-10-07 10:33:39,851 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:33:39,852 INFO L385 BasicCegarLoop]: trace histogram [14, 14, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:33:39,852 INFO L410 AbstractCegarLoop]: === Iteration 35 === [ldv_assert_linux_usb_coherent__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__lock_on_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__double_releaseErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_getErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__double_putErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_irq__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__free_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_module__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__double_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__release_without_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_usb_lock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_deregistrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_request__get_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__unreleased_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_find_bit__offset_out_of_rangeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_srcu__more_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__wait_without_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__delete_before_addErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__wrong_paramsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__double_usb_gadget_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_urb__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_genhd__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__double_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__destroyed_before_usageErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_drivers_base_class__registered_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__more_read_unlocksErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_rtnetlink__double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_arch_io__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_block_queue__use_before_allocationErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_net_sock__all_locked_sockets_must_be_releasedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_register__wrong_return_valueErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:33:39,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:33:39,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1978838538, now seen corresponding path program 1 times [2019-10-07 10:33:39,853 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:33:39,853 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:33:39,853 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:33:39,854 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:33:39,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:33:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:33:41,333 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2019-10-07 10:33:41,333 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:33:41,333 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:33:41,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:33:43,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:33:43,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 5190 conjuncts, 64 conjunts are in the unsatisfiable core [2019-10-07 10:33:43,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:33:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 29 proven. 22 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-10-07 10:33:44,003 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:33:44,035 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:33:46,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-07 10:33:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 29 proven. 22 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2019-10-07 10:33:46,872 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 10:33:46,931 INFO L162 IcfgInterpreter]: Started Sifa with 294 locations of interest [2019-10-07 10:33:46,931 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 10:33:46,942 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 10:33:46,952 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 10:33:46,953 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 10:33:51,688 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 4156 [2019-10-07 10:34:05,998 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#igbvf_copyright~0.base| |~#igbvf_gstrings_stats~0.base|) [2019-10-07 10:34:09,725 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| |~#igbvf_info_tbl~0.base|) (+ |~#igbvf_info_tbl~0.offset| 4)) |~#igbvf_gstrings_stats~0.base|) [2019-10-07 10:34:48,451 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#igbvf_driver~0.base| |~#igbvf_gstrings_stats~0.base|) [2019-10-07 10:35:03,149 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#igbvf_gstrings_test~0.base| |~#igbvf_copyright~0.base|) [2019-10-07 10:35:25,672 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string1379.base| |~#igbvf_gstrings_test~0.base|) [2019-10-07 10:36:00,525 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |~#igbvf_ethtool_ops~0.base| (select (select |#memory_$Pointer$.base| |~#igbvf_info_tbl~0.base|) (+ |~#igbvf_info_tbl~0.offset| 4))) [2019-10-07 10:38:27,097 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string604.base| |#t~string1023.base|) [2019-10-07 10:38:52,551 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string1633.base| |#t~string604.base|) [2019-10-07 10:40:37,751 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| |~#igbvf_driver~0.base|) (+ |~#igbvf_driver~0.offset| 8)) |~#igbvf_driver_string~0.base|) [2019-10-07 10:40:52,994 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| |~#igbvf_driver~0.base|) (+ |~#igbvf_driver~0.offset| 8)) |#t~string1219.base|) [2019-10-07 10:41:32,943 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| |~#igbvf_info_tbl~0.base|) (+ |~#igbvf_info_tbl~0.offset| 4)) |~#igbvf_driver_version~0.base|)