java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-09 04:26:47,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-09 04:26:47,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-09 04:26:47,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-09 04:26:47,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-09 04:26:47,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-09 04:26:47,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-09 04:26:47,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-09 04:26:47,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-09 04:26:47,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-09 04:26:47,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-09 04:26:47,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-09 04:26:47,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-09 04:26:47,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-09 04:26:47,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-09 04:26:47,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-09 04:26:47,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-09 04:26:47,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-09 04:26:47,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-09 04:26:47,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-09 04:26:47,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-09 04:26:47,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-09 04:26:47,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-09 04:26:47,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-09 04:26:47,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-09 04:26:47,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-09 04:26:47,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-09 04:26:47,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-09 04:26:47,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-09 04:26:47,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-09 04:26:47,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-09 04:26:47,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-09 04:26:47,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-09 04:26:47,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-09 04:26:47,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-09 04:26:47,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-09 04:26:47,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-09 04:26:47,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-09 04:26:47,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-09 04:26:47,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-09 04:26:47,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-09 04:26:47,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-09 04:26:47,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-09 04:26:47,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-09 04:26:47,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-09 04:26:47,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-09 04:26:47,771 INFO L138 SettingsManager]: * Use SBE=true [2019-09-09 04:26:47,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-09 04:26:47,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-09 04:26:47,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-09 04:26:47,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-09 04:26:47,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-09 04:26:47,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-09 04:26:47,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-09 04:26:47,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-09 04:26:47,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-09 04:26:47,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-09 04:26:47,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-09 04:26:47,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 04:26:47,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-09 04:26:47,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-09 04:26:47,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-09 04:26:47,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-09 04:26:47,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-09 04:26:47,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-09 04:26:47,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-09 04:26:47,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-09 04:26:47,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-09 04:26:47,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-09 04:26:47,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-09 04:26:47,840 INFO L275 PluginConnector]: CDTParser initialized [2019-09-09 04:26:47,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2019-09-09 04:26:47,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45039e8c/9b842a3343cd45e4ac1600a7b7a2d2f2/FLAG231626ed3 [2019-09-09 04:26:48,950 INFO L306 CDTParser]: Found 1 translation units. [2019-09-09 04:26:48,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2019-09-09 04:26:49,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45039e8c/9b842a3343cd45e4ac1600a7b7a2d2f2/FLAG231626ed3 [2019-09-09 04:26:49,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45039e8c/9b842a3343cd45e4ac1600a7b7a2d2f2 [2019-09-09 04:26:49,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-09 04:26:49,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-09 04:26:49,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-09 04:26:49,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-09 04:26:49,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-09 04:26:49,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 04:26:49" (1/1) ... [2019-09-09 04:26:49,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b521fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:49, skipping insertion in model container [2019-09-09 04:26:49,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.09 04:26:49" (1/1) ... [2019-09-09 04:26:49,300 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-09 04:26:49,510 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-09 04:26:54,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 04:26:54,236 INFO L188 MainTranslator]: Completed pre-run [2019-09-09 04:26:54,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-09 04:26:55,655 INFO L192 MainTranslator]: Completed translation [2019-09-09 04:26:55,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55 WrapperNode [2019-09-09 04:26:55,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-09 04:26:55,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-09 04:26:55,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-09 04:26:55,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-09 04:26:55,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:55,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:55,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:55,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:55,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:55,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:56,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... [2019-09-09 04:26:56,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-09 04:26:56,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-09 04:26:56,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-09 04:26:56,063 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-09 04:26:56,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-09 04:26:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-09 04:26:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-09 04:26:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-09 04:26:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-09 04:26:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-09 04:26:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-09 04:26:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-09 04:26:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-09 04:26:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2019-09-09 04:26:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_create_class [2019-09-09 04:26:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_class [2019-09-09 04:26:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_macro [2019-09-09 04:26:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-09 04:26:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-09 04:26:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-09-09 04:26:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2019-09-09 04:26:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_empty [2019-09-09 04:26:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-09 04:26:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-09 04:26:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-09 04:26:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-09 04:26:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-09-09 04:26:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header_was_set [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_file_net [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure get_net [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure put_net [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_parse_header [2019-09-09 04:26:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_msg_size [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_attr_size [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2019-09-09 04:26:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be16 [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be32 [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be16 [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_user_ns [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2019-09-09 04:26:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure br_port_get_rcu [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_pernet [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_hashfn [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_lookup [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_get [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_lookup_get [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_instance_free_rcu [2019-09-09 04:26:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_put [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_create [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __instance_destroy [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure instance_destroy [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_set_mode [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_set_nlbufsiz [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_set_timeout [2019-09-09 04:26:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_set_qthresh [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_set_flags [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_alloc_skb [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_send [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __nfulnl_flush [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_timer [2019-09-09 04:26:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __build_packet_message [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_log_packet [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_rcv_nl_event [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_recv_unsupp [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nfulnl_recv_config [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first [2019-09-09 04:26:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure get_idx [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_start [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_next [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_stop [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_show [2019-09-09 04:26:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure nful_open [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_net_init [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_log_net_exit [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_log_init [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_log_fini [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_nfnetlink_log_fini_11_2 [2019-09-09 04:26:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_nfnetlink_log_init_11_17 [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_10_11_4 [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_11_5 [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_8_11_6 [2019-09-09 04:26:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_2_11_7 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_seq_instance_3_11_8 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_8_1 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_7_3 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_10_11_9 [2019-09-09 04:26:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_11_10 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_8_11_11 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_2_11_12 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_seq_instance_3_11_13 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-09-09 04:26:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_7 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-09-09 04:26:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_register_notifier [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_instance_next_1_7 [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_instance_show_1_8 [2019-09-09 04:26:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_instance_start_1_4 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_instance_stop_1_10 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_seq_instance_1 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_nfnl_callback_dummy_resourceless_instance_2 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_nfnl_callback_dummy_resourceless_instance_3 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_notifier_block_dummy_resourceless_instance_4 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_pernet_operations_dummy_resourceless_instance_5 [2019-09-09 04:26:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_7 [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_6_2 [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_6 [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-09 04:26:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_bh [2019-09-09 04:26:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_128 [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_call_rcu_bh_129 [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_130 [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_131 [2019-09-09 04:26:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_132 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_134 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_135 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_138 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_139 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_148 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_register_notifier_155 [2019-09-09 04:26:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier_156 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netlink_unregister_notifier_157 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_init_158 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_159 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_check_final_state_160 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_initialize_161 [2019-09-09 04:26:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-09-09 04:26:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-09-09 04:26:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_return [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_add_negative [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_atomic_inc_short [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2019-09-09 04:26:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_alloc_disk [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_add_disk [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_request_queue [2019-09-09 04:26:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_get_request [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_blk_make_request [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_create_class [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_register_class [2019-09-09 04:26:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_unregister_class [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-09 04:26:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2019-09-09 04:26:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-09-09 04:26:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_get [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put_and_exit [2019-09-09 04:26:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_refcount [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-09-09 04:26:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-09-09 04:26:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-09 04:26:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_initialize [2019-09-09 04:26:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_context [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2019-09-09 04:26:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-09-09 04:26:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_lock_sock_fast [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_unlock_sock_fast [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_before_release_sock [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-09-09 04:26:56,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_get_dev [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_usb_put_dev [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_return_value_probe [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_initialize [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_dev_check_final_state [2019-09-09 04:26:56,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_create_class [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_class [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_class [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-09-09 04:26:56,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2019-09-09 04:26:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-09 04:26:56,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-09 04:26:56,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-09 04:26:56,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-09 04:26:56,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-09-09 04:26:56,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-09-09 04:26:56,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-09-09 04:26:56,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_initialize [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_addr_list_lock_of_net_device [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-09 04:26:56,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-09-09 04:26:56,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-09-09 04:26:56,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-09-09 04:26:56,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2019-09-09 04:26:56,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_nfulnl_instance [2019-09-09 04:26:56,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_nfulnl_instance [2019-09-09 04:26:56,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_nfulnl_instance [2019-09-09 04:26:56,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_nfulnl_instance [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-09 04:26:56,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-09-09 04:26:56,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-09-09 04:26:56,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_poll_lock_of_napi_struct [2019-09-09 04:26:56,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-09-09 04:26:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-09-09 04:26:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_tx_global_lock_of_net_device [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-09-09 04:26:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_init [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_alloc [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_find [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_destroy [2019-09-09 04:26:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-09-09 04:26:56,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__double_init [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-09-09 04:26:56,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_register__wrong_return_value [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-09-09 04:26:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-09-09 04:26:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-09-09 04:26:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-09-09 04:26:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_sock__double_release [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-09 04:26:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-09 04:26:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-09-09 04:26:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_put [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__get_at_exit [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-09-09 04:26:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-09-09 04:26:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-09-09 04:26:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-09-09 04:26:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-09-09 04:26:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__double_allocation [2019-09-09 04:26:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__double_allocation [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-09-09 04:26:56,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-09 04:26:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-09-09 04:26:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-09-09 04:26:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-09-09 04:26:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __nlmsg_put [2019-09-09 04:26:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_net [2019-09-09 04:26:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-09 04:26:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-09 04:26:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-09 04:26:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_register_notifier [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_unregister_notifier [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_bind_pf [2019-09-09 04:26:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_register [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unbind_pf [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unregister [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_log_unset [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_alloc_skb [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_subsys_register [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_subsys_unregister [2019-09-09 04:26:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_unicast [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2019-09-09 04:26:56,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_subsys [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open_net [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-09-09 04:26:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release_net [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_subsys [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-09 04:26:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-09 04:26:56,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-09 04:26:56,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-09 04:26:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-09 04:26:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-09 04:26:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-09 04:26:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_nonatomic [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_nonatomic [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2019-09-09 04:26:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_create_class [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_register_class [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2019-09-09 04:26:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_for_read_section [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_for_read_section [2019-09-09 04:26:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_for_read_section [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_for_read_section [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_initialize [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2019-09-09 04:26:56,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_create_class [2019-09-09 04:26:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_class [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2019-09-09 04:26:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_create_class [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_class [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc [2019-09-09 04:26:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec_and_test [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_return [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_initialize_161 [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_init_158 [2019-09-09 04:26:56,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_159 [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_check_final_state_160 [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-09 04:26:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_macro [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_lock_bh [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_rcu_read_unlock_bh [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_lock [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_rcu_read_unlock [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2019-09-09 04:26:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-09 04:26:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_empty [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-09 04:26:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-09 04:26:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2019-09-09 04:26:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_nfulnl_instance [2019-09-09 04:26:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-09 04:26:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-09 04:26:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-09 04:26:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-09 04:26:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-09 04:26:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_134 [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_130 [2019-09-09 04:26:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_138 [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_135 [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_132 [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_139 [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_call_rcu_bh_129 [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-09 04:26:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_bh [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2019-09-09 04:26:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_148 [2019-09-09 04:26:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-09-09 04:26:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2019-09-09 04:26:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header_was_set [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open_net [2019-09-09 04:26:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release_net [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure seq_file_net [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure __put_net [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure get_net [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure put_net [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2019-09-09 04:26:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_subsys [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_subsys [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_register_notifier [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_register_notifier_155 [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_unregister_notifier [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier_156 [2019-09-09 04:26:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier_157 [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure __nlmsg_put [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_parse_header [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_131 [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_128 [2019-09-09 04:26:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_msg_size [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nla_attr_size [2019-09-09 04:26:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be16 [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be32 [2019-09-09 04:26:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2019-09-09 04:26:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be16 [2019-09-09 04:26:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure sk_user_ns [2019-09-09 04:26:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2019-09-09 04:26:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_subsys_register [2019-09-09 04:26:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_subsys_unregister [2019-09-09 04:26:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_alloc_skb [2019-09-09 04:26:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_unicast [2019-09-09 04:26:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_register [2019-09-09 04:26:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unregister [2019-09-09 04:26:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unset [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_bind_pf [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure nf_log_unbind_pf [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_log_packet [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure br_port_get_rcu [2019-09-09 04:26:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_pernet [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure instance_hashfn [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_lookup [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure instance_get [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure instance_lookup_get [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_instance_free_rcu [2019-09-09 04:26:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure instance_put [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_timer [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure instance_create [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_flush [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure __instance_destroy [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure instance_destroy [2019-09-09 04:26:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_set_mode [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_set_nlbufsiz [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_set_timeout [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_set_qthresh [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_set_flags [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_alloc_skb [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __nfulnl_send [2019-09-09 04:26:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __build_packet_message [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_rcv_nl_event [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_recv_unsupp [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure nfulnl_recv_config [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure get_first [2019-09-09 04:26:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure get_next [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure get_idx [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure seq_start [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure seq_next [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure seq_stop [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure seq_show [2019-09-09 04:26:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure nful_open [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_net_init [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_log_net_exit [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_log_init [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_log_fini [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_nfnetlink_log_fini_11_2 [2019-09-09 04:26:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_nfnetlink_log_init_11_17 [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_10_11_4 [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_11_5 [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_8_11_6 [2019-09-09 04:26:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_2_11_7 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_seq_instance_3_11_8 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_8_1 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_7_3 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_10_11_9 [2019-09-09 04:26:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_11_10 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_8_11_11 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_2_11_12 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_seq_instance_3_11_13 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_2_3 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-09-09 04:26:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_7 [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-09-09 04:26:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_register_notifier [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netlink_unregister_notifier [2019-09-09 04:26:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_instance_next_1_7 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_instance_show_1_8 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_instance_start_1_4 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_instance_stop_1_10 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_seq_instance_1 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_nfnl_callback_dummy_resourceless_instance_2 [2019-09-09 04:26:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_nfnl_callback_dummy_resourceless_instance_3 [2019-09-09 04:26:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_notifier_block_dummy_resourceless_instance_4 [2019-09-09 04:26:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_pernet_operations_dummy_resourceless_instance_5 [2019-09-09 04:26:56,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_7 [2019-09-09 04:26:56,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_6_2 [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_6 [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__nonatomic [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_irq__wrong_flags [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2019-09-09 04:26:56,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_flags [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_spinlock_check_alloc_nonatomic [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__nonatomic [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_usb_lock__wrong_flags [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device [2019-09-09 04:26:56,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_trylock_device [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_lock_device_for_reset [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_usb_unlock_device [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_sub_and_test [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_dec [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_and_test [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_add_negative [2019-09-09 04:26:56,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_atomic_inc_short [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__less_initial_decrement [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_arch_io__more_initial_at_exit [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__delete_before_add [2019-09-09 04:26:56,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__double_allocation [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__free_before_allocation [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__more_initial_at_exit [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_genhd__use_before_allocation [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_alloc_disk [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_add_disk [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2019-09-09 04:26:56,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__double_allocation [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__more_initial_at_exit [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_queue__use_before_allocation [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_request_queue [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2019-09-09 04:26:56,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_put [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__get_at_exit [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_get_request [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_blk_make_request [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_deregistration [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2019-09-09 04:26:56,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__registered_at_exit [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_unregister_class [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-09 04:26:56,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_deregistration [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__registered_at_exit [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_register_chrdev_region [2019-09-09 04:26:56,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__less_initial_decrement [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_sysfs__more_initial_at_exit [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_create_group [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_lock [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__double_write_unlock [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__more_read_unlocks [2019-09-09 04:26:56,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_at_exit [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__read_lock_on_write_lock [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_rwlock__write_lock_at_exit [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_trylock [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_trylock [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__less_initial_decrement [2019-09-09 04:26:56,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_module__more_initial_at_exit [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_get [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put_and_exit [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_refcount [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_exit [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__locked_at_read_section [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_srcu__more_unlocks [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_lock [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_srcu_read_unlock [2019-09-09 04:26:56,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_exit [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__locked_at_read_section [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_bh__more_unlocks [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exit [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_read_section [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocks [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_lock_sched [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_rcu_read_unlock_sched [2019-09-09 04:26:56,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_exit [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_section [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_rcu_update_lock__more_unlocks [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_find_bit__offset_out_of_range [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2019-09-09 04:26:56,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__double_claim [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__release_without_claim [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__unreleased_at_exit [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_mmc_sdio_func__wrong_params [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_context [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_claim_host [2019-09-09 04:26:56,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_sdio_release_host [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_register__wrong_return_value [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_unlock [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__lock_on_exit [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2019-09-09 04:26:56,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_before_ieee80211_unregister_hw [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_is_locked [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_rtnl_trylock [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__all_locked_sockets_must_be_released [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_sock__double_release [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_past_lock_sock_nested [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_lock_sock_fast [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_unlock_sock_fast [2019-09-09 04:26:56,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_before_release_sock [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__less_initial_decrement [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_coherent__more_initial_at_exit [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_get_dev [2019-09-09 04:26:56,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_usb_put_dev [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_return_value_probe [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_initialize [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_dev_check_final_state [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_deregistration_with_usb_gadget [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_deregistration_with_usb_gadget [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2019-09-09 04:26:56,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_deregistration [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__double_usb_gadget_registration [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__usb_gadget_registered_at_exit [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_class [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_chrdev_region [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_register_usb_gadget [2019-09-09 04:26:56,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_usb_gadget [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_register__wrong_return_value [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__less_initial_decrement [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_urb__more_initial_at_exit [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2019-09-09 04:26:56,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-09 04:26:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-09 04:26:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2019-09-09 04:26:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_i_mutex_of_inode [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock [2019-09-09 04:26:56,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_lock [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_lock [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_lock [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_lock [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_interruptible_or_killable_mutex_of_device [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_is_locked_mutex_of_device [2019-09-09 04:26:56,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_trylock_mutex_of_device [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_initialize [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_check_final_state [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-09 04:26:56,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_alloc_lock_of_task_struct [2019-09-09 04:26:56,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_i_lock_of_inode [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_i_lock_of_inode [2019-09-09 04:26:56,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_i_lock_of_inode [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_instances_lock_of_nfnl_log_net [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock [2019-09-09 04:26:56,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_lock_of_nfulnl_instance [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_poll_lock_of_napi_struct [2019-09-09 04:26:56,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_poll_lock_of_napi_struct [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ptl [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_ptl [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_ptl [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_ptl [2019-09-09 04:26:56,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_ptl [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_ptl [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_ptl [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_ptl [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_siglock_of_sighand_struct [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_siglock_of_sighand_struct [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_siglock_of_sighand_struct [2019-09-09 04:26:56,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_siglock_of_sighand_struct [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_siglock_of_sighand_struct [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_trylock_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_locked_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_can_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_is_contended_tx_global_lock_of_net_device [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_check_final_state [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__double_init [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_init_completion_macro [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__double_init [2019-09-09 04:26:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__more_at_exit [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_init [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_alloc [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_find [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_destroy [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-09 04:26:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-09 04:26:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-09 04:26:59,693 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-09 04:26:59,740 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_linux_kernel_module_module_put_and_exitFINAL: assume true; [2019-09-09 04:27:02,604 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-09 04:27:02,605 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-09 04:27:02,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 04:27:02 BoogieIcfgContainer [2019-09-09 04:27:02,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-09 04:27:02,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-09 04:27:02,610 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-09 04:27:02,614 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-09 04:27:02,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.09 04:26:49" (1/3) ... [2019-09-09 04:27:02,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc5bfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 04:27:02, skipping insertion in model container [2019-09-09 04:27:02,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.09 04:26:55" (2/3) ... [2019-09-09 04:27:02,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fc5bfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.09 04:27:02, skipping insertion in model container [2019-09-09 04:27:02,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.09 04:27:02" (3/3) ... [2019-09-09 04:27:02,620 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nfnetlink_log.ko.cil.i [2019-09-09 04:27:02,630 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-09 04:27:02,649 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 88 error locations. [2019-09-09 04:27:02,668 INFO L252 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2019-09-09 04:27:02,721 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-09 04:27:02,722 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-09 04:27:02,722 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-09 04:27:02,723 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-09 04:27:02,723 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-09 04:27:02,723 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-09 04:27:02,723 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-09 04:27:02,723 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-09 04:27:02,723 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-09 04:27:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states. [2019-09-09 04:27:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-09 04:27:02,816 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:02,818 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:02,822 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:02,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:02,828 INFO L82 PathProgramCache]: Analyzing trace with hash -626708232, now seen corresponding path program 1 times [2019-09-09 04:27:02,830 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:02,831 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:02,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:02,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:02,915 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-09-09 04:27:03,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:03,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-09 04:27:03,531 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-09 04:27:03,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-09 04:27:03,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-09 04:27:03,549 INFO L87 Difference]: Start difference. First operand 2961 states. Second operand 2 states. [2019-09-09 04:27:03,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:03,730 INFO L93 Difference]: Finished difference Result 3267 states and 4076 transitions. [2019-09-09 04:27:03,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-09 04:27:03,732 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 132 [2019-09-09 04:27:03,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:03,772 INFO L225 Difference]: With dead ends: 3267 [2019-09-09 04:27:03,772 INFO L226 Difference]: Without dead ends: 1637 [2019-09-09 04:27:03,790 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-09 04:27:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1637 states. [2019-09-09 04:27:03,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1637 to 1637. [2019-09-09 04:27:03,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1637 states. [2019-09-09 04:27:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 1914 transitions. [2019-09-09 04:27:03,976 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 1914 transitions. Word has length 132 [2019-09-09 04:27:03,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:03,980 INFO L475 AbstractCegarLoop]: Abstraction has 1637 states and 1914 transitions. [2019-09-09 04:27:03,980 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-09 04:27:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 1914 transitions. [2019-09-09 04:27:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-09-09 04:27:03,993 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:03,994 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:03,996 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:03,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:03,996 INFO L82 PathProgramCache]: Analyzing trace with hash -388983067, now seen corresponding path program 1 times [2019-09-09 04:27:03,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:03,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:04,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:04,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:04,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:04,993 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:04,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:04,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:04,999 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:05,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:05,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:05,001 INFO L87 Difference]: Start difference. First operand 1637 states and 1914 transitions. Second operand 5 states. [2019-09-09 04:27:05,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:05,169 INFO L93 Difference]: Finished difference Result 1637 states and 1914 transitions. [2019-09-09 04:27:05,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:05,170 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-09-09 04:27:05,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:05,185 INFO L225 Difference]: With dead ends: 1637 [2019-09-09 04:27:05,185 INFO L226 Difference]: Without dead ends: 1635 [2019-09-09 04:27:05,187 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:27:05,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2019-09-09 04:27:05,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1635. [2019-09-09 04:27:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1635 states. [2019-09-09 04:27:05,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1635 states and 1912 transitions. [2019-09-09 04:27:05,279 INFO L78 Accepts]: Start accepts. Automaton has 1635 states and 1912 transitions. Word has length 119 [2019-09-09 04:27:05,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:05,281 INFO L475 AbstractCegarLoop]: Abstraction has 1635 states and 1912 transitions. [2019-09-09 04:27:05,281 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1912 transitions. [2019-09-09 04:27:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-09 04:27:05,291 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:05,291 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:05,298 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:05,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:05,299 INFO L82 PathProgramCache]: Analyzing trace with hash -2124084879, now seen corresponding path program 1 times [2019-09-09 04:27:05,299 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:05,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:05,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:05,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:05,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-09-09 04:27:05,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:05,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-09 04:27:05,790 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-09 04:27:05,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-09 04:27:05,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-09-09 04:27:05,791 INFO L87 Difference]: Start difference. First operand 1635 states and 1912 transitions. Second operand 9 states. [2019-09-09 04:27:17,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:17,243 INFO L93 Difference]: Finished difference Result 2767 states and 3244 transitions. [2019-09-09 04:27:17,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-09 04:27:17,244 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2019-09-09 04:27:17,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:17,276 INFO L225 Difference]: With dead ends: 2767 [2019-09-09 04:27:17,277 INFO L226 Difference]: Without dead ends: 2765 [2019-09-09 04:27:17,284 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2019-09-09 04:27:17,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2765 states. [2019-09-09 04:27:17,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2765 to 2525. [2019-09-09 04:27:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2525 states. [2019-09-09 04:27:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2525 states and 2988 transitions. [2019-09-09 04:27:17,515 INFO L78 Accepts]: Start accepts. Automaton has 2525 states and 2988 transitions. Word has length 138 [2019-09-09 04:27:17,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:17,517 INFO L475 AbstractCegarLoop]: Abstraction has 2525 states and 2988 transitions. [2019-09-09 04:27:17,518 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-09 04:27:17,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2988 transitions. [2019-09-09 04:27:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-09-09 04:27:17,523 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:17,524 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:17,525 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:17,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:17,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1588557097, now seen corresponding path program 1 times [2019-09-09 04:27:17,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:17,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:17,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:17,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:17,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:17,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:17,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:17,853 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:17,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:17,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:17,854 INFO L87 Difference]: Start difference. First operand 2525 states and 2988 transitions. Second operand 5 states. [2019-09-09 04:27:17,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:17,986 INFO L93 Difference]: Finished difference Result 2525 states and 2988 transitions. [2019-09-09 04:27:17,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:17,989 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2019-09-09 04:27:17,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:18,017 INFO L225 Difference]: With dead ends: 2525 [2019-09-09 04:27:18,017 INFO L226 Difference]: Without dead ends: 2523 [2019-09-09 04:27:18,019 INFO L628 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 [2019-09-09 04:27:18,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2019-09-09 04:27:18,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 2523. [2019-09-09 04:27:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2523 states. [2019-09-09 04:27:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2523 states and 2986 transitions. [2019-09-09 04:27:18,154 INFO L78 Accepts]: Start accepts. Automaton has 2523 states and 2986 transitions. Word has length 127 [2019-09-09 04:27:18,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:18,155 INFO L475 AbstractCegarLoop]: Abstraction has 2523 states and 2986 transitions. [2019-09-09 04:27:18,155 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2986 transitions. [2019-09-09 04:27:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-09-09 04:27:18,159 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:18,159 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:18,162 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:18,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:18,163 INFO L82 PathProgramCache]: Analyzing trace with hash -349820869, now seen corresponding path program 1 times [2019-09-09 04:27:18,163 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:18,163 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:18,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:18,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:18,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:18,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:18,323 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:18,323 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:18,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:18,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:18,324 INFO L87 Difference]: Start difference. First operand 2523 states and 2986 transitions. Second operand 5 states. [2019-09-09 04:27:18,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:18,461 INFO L93 Difference]: Finished difference Result 2523 states and 2986 transitions. [2019-09-09 04:27:18,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:18,462 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 135 [2019-09-09 04:27:18,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:18,479 INFO L225 Difference]: With dead ends: 2523 [2019-09-09 04:27:18,479 INFO L226 Difference]: Without dead ends: 2521 [2019-09-09 04:27:18,481 INFO L628 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 [2019-09-09 04:27:18,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2521 states. [2019-09-09 04:27:18,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2521 to 2521. [2019-09-09 04:27:18,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2521 states. [2019-09-09 04:27:18,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2521 states and 2984 transitions. [2019-09-09 04:27:18,605 INFO L78 Accepts]: Start accepts. Automaton has 2521 states and 2984 transitions. Word has length 135 [2019-09-09 04:27:18,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:18,606 INFO L475 AbstractCegarLoop]: Abstraction has 2521 states and 2984 transitions. [2019-09-09 04:27:18,606 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2984 transitions. [2019-09-09 04:27:18,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-09-09 04:27:18,608 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:18,609 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:18,609 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:18,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:18,610 INFO L82 PathProgramCache]: Analyzing trace with hash -1196587708, now seen corresponding path program 1 times [2019-09-09 04:27:18,610 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:18,610 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:18,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:18,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:18,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:18,762 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:18,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:18,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:18,763 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:18,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:18,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:18,764 INFO L87 Difference]: Start difference. First operand 2521 states and 2984 transitions. Second operand 5 states. [2019-09-09 04:27:18,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:18,922 INFO L93 Difference]: Finished difference Result 2521 states and 2984 transitions. [2019-09-09 04:27:18,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:18,922 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 143 [2019-09-09 04:27:18,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:18,944 INFO L225 Difference]: With dead ends: 2521 [2019-09-09 04:27:18,945 INFO L226 Difference]: Without dead ends: 2519 [2019-09-09 04:27:18,948 INFO L628 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 [2019-09-09 04:27:18,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2519 states. [2019-09-09 04:27:19,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2519 to 2519. [2019-09-09 04:27:19,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2519 states. [2019-09-09 04:27:19,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2519 states and 2982 transitions. [2019-09-09 04:27:19,091 INFO L78 Accepts]: Start accepts. Automaton has 2519 states and 2982 transitions. Word has length 143 [2019-09-09 04:27:19,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:19,091 INFO L475 AbstractCegarLoop]: Abstraction has 2519 states and 2982 transitions. [2019-09-09 04:27:19,091 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:19,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 2982 transitions. [2019-09-09 04:27:19,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-09-09 04:27:19,095 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:19,095 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:19,096 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:19,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:19,096 INFO L82 PathProgramCache]: Analyzing trace with hash -2024212599, now seen corresponding path program 1 times [2019-09-09 04:27:19,096 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:19,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:19,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:19,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:19,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:19,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:19,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:19,269 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:19,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:19,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:19,270 INFO L87 Difference]: Start difference. First operand 2519 states and 2982 transitions. Second operand 5 states. [2019-09-09 04:27:19,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:19,408 INFO L93 Difference]: Finished difference Result 2519 states and 2982 transitions. [2019-09-09 04:27:19,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:19,408 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2019-09-09 04:27:19,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:19,424 INFO L225 Difference]: With dead ends: 2519 [2019-09-09 04:27:19,424 INFO L226 Difference]: Without dead ends: 2517 [2019-09-09 04:27:19,426 INFO L628 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 [2019-09-09 04:27:19,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2019-09-09 04:27:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2517. [2019-09-09 04:27:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2517 states. [2019-09-09 04:27:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2517 states and 2980 transitions. [2019-09-09 04:27:19,563 INFO L78 Accepts]: Start accepts. Automaton has 2517 states and 2980 transitions. Word has length 151 [2019-09-09 04:27:19,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:19,564 INFO L475 AbstractCegarLoop]: Abstraction has 2517 states and 2980 transitions. [2019-09-09 04:27:19,564 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2980 transitions. [2019-09-09 04:27:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-09 04:27:19,568 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:19,569 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:19,570 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:19,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:19,570 INFO L82 PathProgramCache]: Analyzing trace with hash 582008833, now seen corresponding path program 1 times [2019-09-09 04:27:19,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:19,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:19,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:19,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:19,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-09-09 04:27:19,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:19,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:19,846 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:19,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:19,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:19,847 INFO L87 Difference]: Start difference. First operand 2517 states and 2980 transitions. Second operand 5 states. [2019-09-09 04:27:20,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:20,013 INFO L93 Difference]: Finished difference Result 2737 states and 3213 transitions. [2019-09-09 04:27:20,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 04:27:20,013 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2019-09-09 04:27:20,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:20,030 INFO L225 Difference]: With dead ends: 2737 [2019-09-09 04:27:20,030 INFO L226 Difference]: Without dead ends: 2735 [2019-09-09 04:27:20,032 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-09 04:27:20,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2019-09-09 04:27:20,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 2723. [2019-09-09 04:27:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2723 states. [2019-09-09 04:27:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2723 states and 3205 transitions. [2019-09-09 04:27:20,168 INFO L78 Accepts]: Start accepts. Automaton has 2723 states and 3205 transitions. Word has length 166 [2019-09-09 04:27:20,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:20,169 INFO L475 AbstractCegarLoop]: Abstraction has 2723 states and 3205 transitions. [2019-09-09 04:27:20,169 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3205 transitions. [2019-09-09 04:27:20,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-09 04:27:20,172 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:20,172 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:20,173 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:20,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:20,173 INFO L82 PathProgramCache]: Analyzing trace with hash -121046740, now seen corresponding path program 1 times [2019-09-09 04:27:20,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:20,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:20,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:20,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:20,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:20,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:20,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:20,323 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:20,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:20,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:20,324 INFO L87 Difference]: Start difference. First operand 2723 states and 3205 transitions. Second operand 5 states. [2019-09-09 04:27:20,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:20,518 INFO L93 Difference]: Finished difference Result 2723 states and 3205 transitions. [2019-09-09 04:27:20,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:20,519 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2019-09-09 04:27:20,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:20,540 INFO L225 Difference]: With dead ends: 2723 [2019-09-09 04:27:20,541 INFO L226 Difference]: Without dead ends: 2721 [2019-09-09 04:27:20,543 INFO L628 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 [2019-09-09 04:27:20,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2721 states. [2019-09-09 04:27:20,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2721 to 2721. [2019-09-09 04:27:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2721 states. [2019-09-09 04:27:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3203 transitions. [2019-09-09 04:27:20,734 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3203 transitions. Word has length 159 [2019-09-09 04:27:20,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:20,735 INFO L475 AbstractCegarLoop]: Abstraction has 2721 states and 3203 transitions. [2019-09-09 04:27:20,735 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3203 transitions. [2019-09-09 04:27:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-09-09 04:27:20,738 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:20,739 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:20,739 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:20,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:20,740 INFO L82 PathProgramCache]: Analyzing trace with hash -114579408, now seen corresponding path program 1 times [2019-09-09 04:27:20,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:20,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:20,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:20,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:20,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:20,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:20,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:20,968 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:20,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:20,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:20,969 INFO L87 Difference]: Start difference. First operand 2721 states and 3203 transitions. Second operand 5 states. [2019-09-09 04:27:21,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:21,137 INFO L93 Difference]: Finished difference Result 2721 states and 3203 transitions. [2019-09-09 04:27:21,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:21,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2019-09-09 04:27:21,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:21,156 INFO L225 Difference]: With dead ends: 2721 [2019-09-09 04:27:21,156 INFO L226 Difference]: Without dead ends: 2719 [2019-09-09 04:27:21,158 INFO L628 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 [2019-09-09 04:27:21,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2719 states. [2019-09-09 04:27:21,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2719 to 2719. [2019-09-09 04:27:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2719 states. [2019-09-09 04:27:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2719 states and 3201 transitions. [2019-09-09 04:27:21,308 INFO L78 Accepts]: Start accepts. Automaton has 2719 states and 3201 transitions. Word has length 167 [2019-09-09 04:27:21,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:21,309 INFO L475 AbstractCegarLoop]: Abstraction has 2719 states and 3201 transitions. [2019-09-09 04:27:21,309 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3201 transitions. [2019-09-09 04:27:21,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-09-09 04:27:21,313 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:21,313 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:21,314 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:21,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:21,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1841378971, now seen corresponding path program 1 times [2019-09-09 04:27:21,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:21,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:21,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:21,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:21,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-09-09 04:27:21,772 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:27:21,772 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:27:21,824 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:22,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 2119 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-09 04:27:22,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:27:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Stream closed [2019-09-09 04:27:22,349 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 04:27:22,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-09 04:27:22,350 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-09 04:27:22,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-09 04:27:22,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-09 04:27:22,351 INFO L87 Difference]: Start difference. First operand 2719 states and 3201 transitions. Second operand 6 states. [2019-09-09 04:27:22,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:22,736 INFO L93 Difference]: Finished difference Result 5184 states and 6082 transitions. [2019-09-09 04:27:22,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:22,737 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 192 [2019-09-09 04:27:22,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:22,754 INFO L225 Difference]: With dead ends: 5184 [2019-09-09 04:27:22,754 INFO L226 Difference]: Without dead ends: 2731 [2019-09-09 04:27:22,762 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:27:22,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2019-09-09 04:27:22,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 2728. [2019-09-09 04:27:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2728 states. [2019-09-09 04:27:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3213 transitions. [2019-09-09 04:27:22,947 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3213 transitions. Word has length 192 [2019-09-09 04:27:22,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:22,947 INFO L475 AbstractCegarLoop]: Abstraction has 2728 states and 3213 transitions. [2019-09-09 04:27:22,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-09 04:27:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3213 transitions. [2019-09-09 04:27:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-09 04:27:22,953 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:22,954 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:22,955 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:22,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:22,956 INFO L82 PathProgramCache]: Analyzing trace with hash 398749046, now seen corresponding path program 1 times [2019-09-09 04:27:22,956 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:22,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:22,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:22,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:22,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:23,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:23,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:23,222 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:23,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:23,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:23,222 INFO L87 Difference]: Start difference. First operand 2728 states and 3213 transitions. Second operand 5 states. [2019-09-09 04:27:23,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:23,476 INFO L93 Difference]: Finished difference Result 2728 states and 3213 transitions. [2019-09-09 04:27:23,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:23,477 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 175 [2019-09-09 04:27:23,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:23,515 INFO L225 Difference]: With dead ends: 2728 [2019-09-09 04:27:23,517 INFO L226 Difference]: Without dead ends: 2726 [2019-09-09 04:27:23,520 INFO L628 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 [2019-09-09 04:27:23,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2726 states. [2019-09-09 04:27:23,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2726 to 2726. [2019-09-09 04:27:23,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2726 states. [2019-09-09 04:27:23,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3211 transitions. [2019-09-09 04:27:23,742 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3211 transitions. Word has length 175 [2019-09-09 04:27:23,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:23,742 INFO L475 AbstractCegarLoop]: Abstraction has 2726 states and 3211 transitions. [2019-09-09 04:27:23,742 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3211 transitions. [2019-09-09 04:27:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-09-09 04:27:23,745 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:23,746 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:23,746 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:23,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:23,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1315473153, now seen corresponding path program 1 times [2019-09-09 04:27:23,747 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:23,747 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:23,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:23,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:23,752 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:23,923 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:23,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:23,924 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:23,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:23,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:23,925 INFO L87 Difference]: Start difference. First operand 2726 states and 3211 transitions. Second operand 5 states. [2019-09-09 04:27:24,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:24,104 INFO L93 Difference]: Finished difference Result 2726 states and 3211 transitions. [2019-09-09 04:27:24,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:24,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 180 [2019-09-09 04:27:24,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:24,117 INFO L225 Difference]: With dead ends: 2726 [2019-09-09 04:27:24,118 INFO L226 Difference]: Without dead ends: 2724 [2019-09-09 04:27:24,120 INFO L628 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 [2019-09-09 04:27:24,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2724 states. [2019-09-09 04:27:24,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2724 to 2724. [2019-09-09 04:27:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2724 states. [2019-09-09 04:27:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 3209 transitions. [2019-09-09 04:27:24,294 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 3209 transitions. Word has length 180 [2019-09-09 04:27:24,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:24,295 INFO L475 AbstractCegarLoop]: Abstraction has 2724 states and 3209 transitions. [2019-09-09 04:27:24,295 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3209 transitions. [2019-09-09 04:27:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-09-09 04:27:24,298 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:24,299 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:24,299 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:24,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:24,300 INFO L82 PathProgramCache]: Analyzing trace with hash -418196270, now seen corresponding path program 1 times [2019-09-09 04:27:24,300 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:24,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:24,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:24,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:24,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:27:24,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:24,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 04:27:24,539 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 04:27:24,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 04:27:24,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:27:24,541 INFO L87 Difference]: Start difference. First operand 2724 states and 3209 transitions. Second operand 3 states. [2019-09-09 04:27:24,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:24,738 INFO L93 Difference]: Finished difference Result 4616 states and 5443 transitions. [2019-09-09 04:27:24,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 04:27:24,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2019-09-09 04:27:24,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:24,762 INFO L225 Difference]: With dead ends: 4616 [2019-09-09 04:27:24,762 INFO L226 Difference]: Without dead ends: 2735 [2019-09-09 04:27:24,772 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:27:24,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2019-09-09 04:27:24,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 2725. [2019-09-09 04:27:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2725 states. [2019-09-09 04:27:24,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2725 states and 3210 transitions. [2019-09-09 04:27:24,952 INFO L78 Accepts]: Start accepts. Automaton has 2725 states and 3210 transitions. Word has length 194 [2019-09-09 04:27:24,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:24,952 INFO L475 AbstractCegarLoop]: Abstraction has 2725 states and 3210 transitions. [2019-09-09 04:27:24,952 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 04:27:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3210 transitions. [2019-09-09 04:27:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-09-09 04:27:24,956 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:24,956 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:24,957 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:24,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:24,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1790777937, now seen corresponding path program 1 times [2019-09-09 04:27:24,958 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:24,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:24,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:24,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:24,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:25,122 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:25,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:25,122 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:25,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:25,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:25,123 INFO L87 Difference]: Start difference. First operand 2725 states and 3210 transitions. Second operand 5 states. [2019-09-09 04:27:25,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:25,475 INFO L93 Difference]: Finished difference Result 4030 states and 4676 transitions. [2019-09-09 04:27:25,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:27:25,476 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 188 [2019-09-09 04:27:25,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:25,497 INFO L225 Difference]: With dead ends: 4030 [2019-09-09 04:27:25,497 INFO L226 Difference]: Without dead ends: 4028 [2019-09-09 04:27:25,503 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:27:25,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4028 states. [2019-09-09 04:27:25,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4028 to 3982. [2019-09-09 04:27:25,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3982 states. [2019-09-09 04:27:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3982 states and 4649 transitions. [2019-09-09 04:27:25,835 INFO L78 Accepts]: Start accepts. Automaton has 3982 states and 4649 transitions. Word has length 188 [2019-09-09 04:27:25,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:25,836 INFO L475 AbstractCegarLoop]: Abstraction has 3982 states and 4649 transitions. [2019-09-09 04:27:25,836 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 4649 transitions. [2019-09-09 04:27:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-09-09 04:27:25,840 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:25,841 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:25,842 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:25,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:25,842 INFO L82 PathProgramCache]: Analyzing trace with hash 644321974, now seen corresponding path program 1 times [2019-09-09 04:27:25,842 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:25,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:25,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:25,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:25,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:26,047 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-09-09 04:27:26,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:26,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:26,050 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:26,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:26,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:26,051 INFO L87 Difference]: Start difference. First operand 3982 states and 4649 transitions. Second operand 5 states. [2019-09-09 04:27:26,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:26,426 INFO L93 Difference]: Finished difference Result 4004 states and 4664 transitions. [2019-09-09 04:27:26,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 04:27:26,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 199 [2019-09-09 04:27:26,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:26,444 INFO L225 Difference]: With dead ends: 4004 [2019-09-09 04:27:26,444 INFO L226 Difference]: Without dead ends: 4002 [2019-09-09 04:27:26,447 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-09 04:27:26,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4002 states. [2019-09-09 04:27:26,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4002 to 3990. [2019-09-09 04:27:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3990 states. [2019-09-09 04:27:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 4655 transitions. [2019-09-09 04:27:26,739 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 4655 transitions. Word has length 199 [2019-09-09 04:27:26,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:26,740 INFO L475 AbstractCegarLoop]: Abstraction has 3990 states and 4655 transitions. [2019-09-09 04:27:26,740 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:26,741 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 4655 transitions. [2019-09-09 04:27:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-09-09 04:27:26,748 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:26,749 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:26,750 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:26,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:26,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1417037722, now seen corresponding path program 1 times [2019-09-09 04:27:26,751 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:26,752 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:26,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:26,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:26,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:27:27,201 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:27,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:27,202 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:27,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:27,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:27,203 INFO L87 Difference]: Start difference. First operand 3990 states and 4655 transitions. Second operand 5 states. [2019-09-09 04:27:27,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:27,545 INFO L93 Difference]: Finished difference Result 5677 states and 6568 transitions. [2019-09-09 04:27:27,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:27:27,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2019-09-09 04:27:27,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:27,570 INFO L225 Difference]: With dead ends: 5677 [2019-09-09 04:27:27,570 INFO L226 Difference]: Without dead ends: 5675 [2019-09-09 04:27:27,574 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:27:27,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5675 states. [2019-09-09 04:27:27,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5675 to 5483. [2019-09-09 04:27:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5483 states. [2019-09-09 04:27:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 5483 states and 6365 transitions. [2019-09-09 04:27:28,006 INFO L78 Accepts]: Start accepts. Automaton has 5483 states and 6365 transitions. Word has length 203 [2019-09-09 04:27:28,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:28,007 INFO L475 AbstractCegarLoop]: Abstraction has 5483 states and 6365 transitions. [2019-09-09 04:27:28,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 5483 states and 6365 transitions. [2019-09-09 04:27:28,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-09-09 04:27:28,015 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:28,015 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:28,017 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:28,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:28,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1134729446, now seen corresponding path program 1 times [2019-09-09 04:27:28,018 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:28,018 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:28,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:28,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:28,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:28,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:28,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:28,275 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:28,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:28,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:28,276 INFO L87 Difference]: Start difference. First operand 5483 states and 6365 transitions. Second operand 5 states. [2019-09-09 04:27:28,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:28,715 INFO L93 Difference]: Finished difference Result 5540 states and 6419 transitions. [2019-09-09 04:27:28,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:27:28,716 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 196 [2019-09-09 04:27:28,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:28,741 INFO L225 Difference]: With dead ends: 5540 [2019-09-09 04:27:28,741 INFO L226 Difference]: Without dead ends: 5538 [2019-09-09 04:27:28,745 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:27:28,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5538 states. [2019-09-09 04:27:29,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5538 to 5483. [2019-09-09 04:27:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5483 states. [2019-09-09 04:27:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 5483 states and 6364 transitions. [2019-09-09 04:27:29,103 INFO L78 Accepts]: Start accepts. Automaton has 5483 states and 6364 transitions. Word has length 196 [2019-09-09 04:27:29,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:29,104 INFO L475 AbstractCegarLoop]: Abstraction has 5483 states and 6364 transitions. [2019-09-09 04:27:29,104 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 5483 states and 6364 transitions. [2019-09-09 04:27:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-09-09 04:27:29,112 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:29,113 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:29,114 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:29,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:29,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1445493110, now seen corresponding path program 1 times [2019-09-09 04:27:29,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:29,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:29,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:29,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:29,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:27:29,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:29,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:29,509 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:29,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:29,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:29,510 INFO L87 Difference]: Start difference. First operand 5483 states and 6364 transitions. Second operand 5 states. [2019-09-09 04:27:29,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:29,826 INFO L93 Difference]: Finished difference Result 5483 states and 6364 transitions. [2019-09-09 04:27:29,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:29,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 211 [2019-09-09 04:27:29,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:29,853 INFO L225 Difference]: With dead ends: 5483 [2019-09-09 04:27:29,853 INFO L226 Difference]: Without dead ends: 5481 [2019-09-09 04:27:29,857 INFO L628 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 [2019-09-09 04:27:29,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5481 states. [2019-09-09 04:27:30,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5481 to 5481. [2019-09-09 04:27:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5481 states. [2019-09-09 04:27:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5481 states to 5481 states and 6355 transitions. [2019-09-09 04:27:30,202 INFO L78 Accepts]: Start accepts. Automaton has 5481 states and 6355 transitions. Word has length 211 [2019-09-09 04:27:30,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:30,202 INFO L475 AbstractCegarLoop]: Abstraction has 5481 states and 6355 transitions. [2019-09-09 04:27:30,203 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 5481 states and 6355 transitions. [2019-09-09 04:27:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-09 04:27:30,207 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:30,207 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:30,208 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:30,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:30,208 INFO L82 PathProgramCache]: Analyzing trace with hash 838282030, now seen corresponding path program 1 times [2019-09-09 04:27:30,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:30,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:30,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:30,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:30,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:30,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:30,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:30,391 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:30,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:30,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:30,392 INFO L87 Difference]: Start difference. First operand 5481 states and 6355 transitions. Second operand 5 states. [2019-09-09 04:27:30,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:30,734 INFO L93 Difference]: Finished difference Result 5481 states and 6355 transitions. [2019-09-09 04:27:30,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:30,735 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2019-09-09 04:27:30,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:30,759 INFO L225 Difference]: With dead ends: 5481 [2019-09-09 04:27:30,759 INFO L226 Difference]: Without dead ends: 5479 [2019-09-09 04:27:30,763 INFO L628 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 [2019-09-09 04:27:30,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5479 states. [2019-09-09 04:27:31,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5479 to 5479. [2019-09-09 04:27:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5479 states. [2019-09-09 04:27:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5479 states to 5479 states and 6352 transitions. [2019-09-09 04:27:31,178 INFO L78 Accepts]: Start accepts. Automaton has 5479 states and 6352 transitions. Word has length 204 [2019-09-09 04:27:31,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:31,179 INFO L475 AbstractCegarLoop]: Abstraction has 5479 states and 6352 transitions. [2019-09-09 04:27:31,179 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 5479 states and 6352 transitions. [2019-09-09 04:27:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2019-09-09 04:27:31,187 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:31,188 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:31,189 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:31,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:31,190 INFO L82 PathProgramCache]: Analyzing trace with hash 77013157, now seen corresponding path program 1 times [2019-09-09 04:27:31,190 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:31,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:31,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:31,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:31,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:31,780 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:27:31,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:31,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-09 04:27:31,781 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-09 04:27:31,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-09 04:27:31,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-09-09 04:27:31,782 INFO L87 Difference]: Start difference. First operand 5479 states and 6352 transitions. Second operand 10 states. [2019-09-09 04:27:38,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:38,719 INFO L93 Difference]: Finished difference Result 5503 states and 6368 transitions. [2019-09-09 04:27:38,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-09 04:27:38,719 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 219 [2019-09-09 04:27:38,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:38,751 INFO L225 Difference]: With dead ends: 5503 [2019-09-09 04:27:38,751 INFO L226 Difference]: Without dead ends: 5501 [2019-09-09 04:27:38,756 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2019-09-09 04:27:38,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5501 states. [2019-09-09 04:27:39,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5501 to 5501. [2019-09-09 04:27:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5501 states. [2019-09-09 04:27:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 5501 states and 6359 transitions. [2019-09-09 04:27:39,181 INFO L78 Accepts]: Start accepts. Automaton has 5501 states and 6359 transitions. Word has length 219 [2019-09-09 04:27:39,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:39,182 INFO L475 AbstractCegarLoop]: Abstraction has 5501 states and 6359 transitions. [2019-09-09 04:27:39,182 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-09 04:27:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 5501 states and 6359 transitions. [2019-09-09 04:27:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-09-09 04:27:39,190 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:39,190 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:39,194 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:39,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:39,195 INFO L82 PathProgramCache]: Analyzing trace with hash -153743076, now seen corresponding path program 1 times [2019-09-09 04:27:39,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:39,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:39,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:39,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:39,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:39,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:39,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-09 04:27:39,518 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-09 04:27:39,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-09 04:27:39,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-09 04:27:39,519 INFO L87 Difference]: Start difference. First operand 5501 states and 6359 transitions. Second operand 6 states. [2019-09-09 04:27:48,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:48,218 INFO L93 Difference]: Finished difference Result 5932 states and 6819 transitions. [2019-09-09 04:27:48,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-09 04:27:48,220 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 212 [2019-09-09 04:27:48,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:48,243 INFO L225 Difference]: With dead ends: 5932 [2019-09-09 04:27:48,244 INFO L226 Difference]: Without dead ends: 5930 [2019-09-09 04:27:48,248 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2019-09-09 04:27:48,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5930 states. [2019-09-09 04:27:48,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5930 to 5773. [2019-09-09 04:27:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5773 states. [2019-09-09 04:27:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5773 states to 5773 states and 6644 transitions. [2019-09-09 04:27:48,570 INFO L78 Accepts]: Start accepts. Automaton has 5773 states and 6644 transitions. Word has length 212 [2019-09-09 04:27:48,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:48,570 INFO L475 AbstractCegarLoop]: Abstraction has 5773 states and 6644 transitions. [2019-09-09 04:27:48,571 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-09 04:27:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 5773 states and 6644 transitions. [2019-09-09 04:27:48,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-09 04:27:48,576 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:48,576 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:48,577 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:48,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:48,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1927771655, now seen corresponding path program 1 times [2019-09-09 04:27:48,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:48,577 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:48,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:48,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:48,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:48,912 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:27:48,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:48,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:48,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:48,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:48,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:48,916 INFO L87 Difference]: Start difference. First operand 5773 states and 6644 transitions. Second operand 5 states. [2019-09-09 04:27:49,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:49,244 INFO L93 Difference]: Finished difference Result 5773 states and 6644 transitions. [2019-09-09 04:27:49,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:49,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 227 [2019-09-09 04:27:49,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:49,268 INFO L225 Difference]: With dead ends: 5773 [2019-09-09 04:27:49,268 INFO L226 Difference]: Without dead ends: 5771 [2019-09-09 04:27:49,272 INFO L628 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 [2019-09-09 04:27:49,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2019-09-09 04:27:49,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 5771. [2019-09-09 04:27:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5771 states. [2019-09-09 04:27:49,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5771 states to 5771 states and 6635 transitions. [2019-09-09 04:27:49,594 INFO L78 Accepts]: Start accepts. Automaton has 5771 states and 6635 transitions. Word has length 227 [2019-09-09 04:27:49,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:49,595 INFO L475 AbstractCegarLoop]: Abstraction has 5771 states and 6635 transitions. [2019-09-09 04:27:49,595 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 5771 states and 6635 transitions. [2019-09-09 04:27:49,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-09-09 04:27:49,600 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:49,600 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:27:49,601 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:49,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:49,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1524441975, now seen corresponding path program 1 times [2019-09-09 04:27:49,602 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:49,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:49,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:49,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:49,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:27:49,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:49,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:49,870 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:49,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:49,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:49,871 INFO L87 Difference]: Start difference. First operand 5771 states and 6635 transitions. Second operand 5 states. [2019-09-09 04:27:50,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:50,287 INFO L93 Difference]: Finished difference Result 5771 states and 6635 transitions. [2019-09-09 04:27:50,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:50,288 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2019-09-09 04:27:50,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:50,317 INFO L225 Difference]: With dead ends: 5771 [2019-09-09 04:27:50,318 INFO L226 Difference]: Without dead ends: 5769 [2019-09-09 04:27:50,323 INFO L628 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 [2019-09-09 04:27:50,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5769 states. [2019-09-09 04:27:50,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5769 to 5769. [2019-09-09 04:27:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5769 states. [2019-09-09 04:27:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5769 states to 5769 states and 6632 transitions. [2019-09-09 04:27:50,789 INFO L78 Accepts]: Start accepts. Automaton has 5769 states and 6632 transitions. Word has length 220 [2019-09-09 04:27:50,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:50,794 INFO L475 AbstractCegarLoop]: Abstraction has 5769 states and 6632 transitions. [2019-09-09 04:27:50,794 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:50,794 INFO L276 IsEmpty]: Start isEmpty. Operand 5769 states and 6632 transitions. [2019-09-09 04:27:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2019-09-09 04:27:50,802 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:50,803 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:50,803 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:50,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:50,804 INFO L82 PathProgramCache]: Analyzing trace with hash -488343350, now seen corresponding path program 1 times [2019-09-09 04:27:50,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:50,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:50,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:50,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:50,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-09-09 04:27:51,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:27:51,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:27:51,025 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:27:51,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:27:51,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:27:51,026 INFO L87 Difference]: Start difference. First operand 5769 states and 6632 transitions. Second operand 5 states. [2019-09-09 04:27:51,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:27:51,413 INFO L93 Difference]: Finished difference Result 5769 states and 6632 transitions. [2019-09-09 04:27:51,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:27:51,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 274 [2019-09-09 04:27:51,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:27:51,437 INFO L225 Difference]: With dead ends: 5769 [2019-09-09 04:27:51,437 INFO L226 Difference]: Without dead ends: 5767 [2019-09-09 04:27:51,441 INFO L628 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 [2019-09-09 04:27:51,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5767 states. [2019-09-09 04:27:51,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5767 to 5767. [2019-09-09 04:27:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5767 states. [2019-09-09 04:27:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 5767 states and 6629 transitions. [2019-09-09 04:27:51,771 INFO L78 Accepts]: Start accepts. Automaton has 5767 states and 6629 transitions. Word has length 274 [2019-09-09 04:27:51,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:27:51,772 INFO L475 AbstractCegarLoop]: Abstraction has 5767 states and 6629 transitions. [2019-09-09 04:27:51,772 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:27:51,772 INFO L276 IsEmpty]: Start isEmpty. Operand 5767 states and 6629 transitions. [2019-09-09 04:27:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-09-09 04:27:51,779 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:27:51,779 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:27:51,780 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:27:51,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:27:51,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1503821010, now seen corresponding path program 1 times [2019-09-09 04:27:51,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:27:51,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:27:51,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:51,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:27:51,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:27:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2019-09-09 04:27:52,189 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:27:52,189 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-09 04:27:52,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:27:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:27:52,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 2467 conjuncts, 58 conjunts are in the unsatisfiable core [2019-09-09 04:27:52,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:27:52,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-09 04:27:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 23 proven. 23 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-09-09 04:27:52,869 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 04:27:52,870 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 16 [2019-09-09 04:27:52,871 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-09 04:27:52,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-09 04:27:52,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2019-09-09 04:27:52,872 INFO L87 Difference]: Start difference. First operand 5767 states and 6629 transitions. Second operand 16 states. [2019-09-09 04:28:09,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:09,261 INFO L93 Difference]: Finished difference Result 5927 states and 6800 transitions. [2019-09-09 04:28:09,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-09 04:28:09,262 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 238 [2019-09-09 04:28:09,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:09,283 INFO L225 Difference]: With dead ends: 5927 [2019-09-09 04:28:09,283 INFO L226 Difference]: Without dead ends: 5925 [2019-09-09 04:28:09,287 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2019-09-09 04:28:09,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5925 states. [2019-09-09 04:28:09,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5925 to 5619. [2019-09-09 04:28:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5619 states. [2019-09-09 04:28:09,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5619 states to 5619 states and 6449 transitions. [2019-09-09 04:28:09,634 INFO L78 Accepts]: Start accepts. Automaton has 5619 states and 6449 transitions. Word has length 238 [2019-09-09 04:28:09,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:09,634 INFO L475 AbstractCegarLoop]: Abstraction has 5619 states and 6449 transitions. [2019-09-09 04:28:09,634 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-09 04:28:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 5619 states and 6449 transitions. [2019-09-09 04:28:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2019-09-09 04:28:09,644 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:09,645 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:28:09,645 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:09,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:09,646 INFO L82 PathProgramCache]: Analyzing trace with hash -175391576, now seen corresponding path program 1 times [2019-09-09 04:28:09,646 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:09,646 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:09,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:09,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:09,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:09,874 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2019-09-09 04:28:09,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:09,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:09,875 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:09,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:09,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:09,875 INFO L87 Difference]: Start difference. First operand 5619 states and 6449 transitions. Second operand 5 states. [2019-09-09 04:28:10,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:10,216 INFO L93 Difference]: Finished difference Result 5830 states and 6655 transitions. [2019-09-09 04:28:10,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:28:10,217 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 241 [2019-09-09 04:28:10,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:10,238 INFO L225 Difference]: With dead ends: 5830 [2019-09-09 04:28:10,239 INFO L226 Difference]: Without dead ends: 5828 [2019-09-09 04:28:10,243 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-09 04:28:10,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5828 states. [2019-09-09 04:28:10,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5828 to 5826. [2019-09-09 04:28:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5826 states. [2019-09-09 04:28:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5826 states to 5826 states and 6645 transitions. [2019-09-09 04:28:10,621 INFO L78 Accepts]: Start accepts. Automaton has 5826 states and 6645 transitions. Word has length 241 [2019-09-09 04:28:10,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:10,622 INFO L475 AbstractCegarLoop]: Abstraction has 5826 states and 6645 transitions. [2019-09-09 04:28:10,622 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 5826 states and 6645 transitions. [2019-09-09 04:28:10,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-09-09 04:28:10,632 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:10,633 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:28:10,634 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:10,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:10,634 INFO L82 PathProgramCache]: Analyzing trace with hash -1639614823, now seen corresponding path program 1 times [2019-09-09 04:28:10,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:10,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:10,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:10,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:10,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:28:10,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:10,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:10,876 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:10,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:10,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:10,877 INFO L87 Difference]: Start difference. First operand 5826 states and 6645 transitions. Second operand 5 states. [2019-09-09 04:28:11,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:11,332 INFO L93 Difference]: Finished difference Result 5826 states and 6645 transitions. [2019-09-09 04:28:11,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:11,333 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 236 [2019-09-09 04:28:11,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:11,353 INFO L225 Difference]: With dead ends: 5826 [2019-09-09 04:28:11,354 INFO L226 Difference]: Without dead ends: 5824 [2019-09-09 04:28:11,357 INFO L628 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 [2019-09-09 04:28:11,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5824 states. [2019-09-09 04:28:11,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5824 to 5824. [2019-09-09 04:28:11,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5824 states. [2019-09-09 04:28:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5824 states to 5824 states and 6642 transitions. [2019-09-09 04:28:11,767 INFO L78 Accepts]: Start accepts. Automaton has 5824 states and 6642 transitions. Word has length 236 [2019-09-09 04:28:11,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:11,767 INFO L475 AbstractCegarLoop]: Abstraction has 5824 states and 6642 transitions. [2019-09-09 04:28:11,767 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:11,768 INFO L276 IsEmpty]: Start isEmpty. Operand 5824 states and 6642 transitions. [2019-09-09 04:28:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2019-09-09 04:28:11,773 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:11,776 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:28:11,776 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:11,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:11,777 INFO L82 PathProgramCache]: Analyzing trace with hash 722342384, now seen corresponding path program 1 times [2019-09-09 04:28:11,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:11,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:11,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:11,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:11,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:11,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:11,948 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:28:11,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:11,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:11,949 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:11,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:11,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:11,950 INFO L87 Difference]: Start difference. First operand 5824 states and 6642 transitions. Second operand 5 states. [2019-09-09 04:28:12,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:12,298 INFO L93 Difference]: Finished difference Result 5824 states and 6642 transitions. [2019-09-09 04:28:12,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:12,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 244 [2019-09-09 04:28:12,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:12,317 INFO L225 Difference]: With dead ends: 5824 [2019-09-09 04:28:12,317 INFO L226 Difference]: Without dead ends: 5822 [2019-09-09 04:28:12,323 INFO L628 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 [2019-09-09 04:28:12,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5822 states. [2019-09-09 04:28:12,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5822 to 5822. [2019-09-09 04:28:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5822 states. [2019-09-09 04:28:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 6639 transitions. [2019-09-09 04:28:12,680 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 6639 transitions. Word has length 244 [2019-09-09 04:28:12,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:12,681 INFO L475 AbstractCegarLoop]: Abstraction has 5822 states and 6639 transitions. [2019-09-09 04:28:12,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:12,681 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 6639 transitions. [2019-09-09 04:28:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-09-09 04:28:12,687 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:12,688 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:28:12,688 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:12,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:12,689 INFO L82 PathProgramCache]: Analyzing trace with hash 599864869, now seen corresponding path program 1 times [2019-09-09 04:28:12,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:12,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:12,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:12,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:12,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:28:12,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:12,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:12,859 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:12,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:12,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:12,860 INFO L87 Difference]: Start difference. First operand 5822 states and 6639 transitions. Second operand 5 states. [2019-09-09 04:28:13,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:13,223 INFO L93 Difference]: Finished difference Result 5822 states and 6639 transitions. [2019-09-09 04:28:13,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:13,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 252 [2019-09-09 04:28:13,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:13,244 INFO L225 Difference]: With dead ends: 5822 [2019-09-09 04:28:13,244 INFO L226 Difference]: Without dead ends: 5820 [2019-09-09 04:28:13,248 INFO L628 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 [2019-09-09 04:28:13,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5820 states. [2019-09-09 04:28:13,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5820 to 5820. [2019-09-09 04:28:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5820 states. [2019-09-09 04:28:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5820 states to 5820 states and 6636 transitions. [2019-09-09 04:28:13,710 INFO L78 Accepts]: Start accepts. Automaton has 5820 states and 6636 transitions. Word has length 252 [2019-09-09 04:28:13,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:13,711 INFO L475 AbstractCegarLoop]: Abstraction has 5820 states and 6636 transitions. [2019-09-09 04:28:13,711 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 5820 states and 6636 transitions. [2019-09-09 04:28:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-09-09 04:28:13,717 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:13,717 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 7, 7, 3, 3, 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] [2019-09-09 04:28:13,718 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:13,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:13,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1183100937, now seen corresponding path program 1 times [2019-09-09 04:28:13,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:13,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:13,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:13,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:13,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:14,024 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2019-09-09 04:28:14,025 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:28:14,025 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:28:14,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:14,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 2478 conjuncts, 39 conjunts are in the unsatisfiable core [2019-09-09 04:28:14,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:28:14,538 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-09 04:28:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 169 proven. 18 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2019-09-09 04:28:14,688 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 04:28:14,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11] total 17 [2019-09-09 04:28:14,689 INFO L454 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-09-09 04:28:14,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-09-09 04:28:14,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2019-09-09 04:28:14,690 INFO L87 Difference]: Start difference. First operand 5820 states and 6636 transitions. Second operand 17 states. [2019-09-09 04:28:40,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:40,862 INFO L93 Difference]: Finished difference Result 7788 states and 9054 transitions. [2019-09-09 04:28:40,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-09-09 04:28:40,862 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 271 [2019-09-09 04:28:40,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:40,884 INFO L225 Difference]: With dead ends: 7788 [2019-09-09 04:28:40,885 INFO L226 Difference]: Without dead ends: 7786 [2019-09-09 04:28:40,889 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=253, Invalid=1007, Unknown=0, NotChecked=0, Total=1260 [2019-09-09 04:28:40,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7786 states. [2019-09-09 04:28:41,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7786 to 7193. [2019-09-09 04:28:41,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7193 states. [2019-09-09 04:28:41,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 7193 states and 8340 transitions. [2019-09-09 04:28:41,301 INFO L78 Accepts]: Start accepts. Automaton has 7193 states and 8340 transitions. Word has length 271 [2019-09-09 04:28:41,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:41,302 INFO L475 AbstractCegarLoop]: Abstraction has 7193 states and 8340 transitions. [2019-09-09 04:28:41,302 INFO L476 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-09-09 04:28:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 7193 states and 8340 transitions. [2019-09-09 04:28:41,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-09-09 04:28:41,307 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:41,308 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:28:41,308 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:41,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:41,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1105751183, now seen corresponding path program 1 times [2019-09-09 04:28:41,309 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:41,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:41,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:41,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:41,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2019-09-09 04:28:41,463 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:41,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:41,464 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:41,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:41,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:41,465 INFO L87 Difference]: Start difference. First operand 7193 states and 8340 transitions. Second operand 5 states. [2019-09-09 04:28:41,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:41,926 INFO L93 Difference]: Finished difference Result 7195 states and 8341 transitions. [2019-09-09 04:28:41,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:28:41,927 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 269 [2019-09-09 04:28:41,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:41,947 INFO L225 Difference]: With dead ends: 7195 [2019-09-09 04:28:41,947 INFO L226 Difference]: Without dead ends: 7193 [2019-09-09 04:28:41,951 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:28:41,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7193 states. [2019-09-09 04:28:42,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7193 to 7191. [2019-09-09 04:28:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7191 states. [2019-09-09 04:28:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 8329 transitions. [2019-09-09 04:28:42,379 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 8329 transitions. Word has length 269 [2019-09-09 04:28:42,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:42,380 INFO L475 AbstractCegarLoop]: Abstraction has 7191 states and 8329 transitions. [2019-09-09 04:28:42,380 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 8329 transitions. [2019-09-09 04:28:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-09-09 04:28:42,385 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:42,385 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:28:42,386 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:42,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:42,387 INFO L82 PathProgramCache]: Analyzing trace with hash -287082971, now seen corresponding path program 1 times [2019-09-09 04:28:42,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:42,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:42,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:42,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:42,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:42,604 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-09-09 04:28:42,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:42,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:42,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:42,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:42,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:42,614 INFO L87 Difference]: Start difference. First operand 7191 states and 8329 transitions. Second operand 5 states. [2019-09-09 04:28:43,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:43,029 INFO L93 Difference]: Finished difference Result 7191 states and 8329 transitions. [2019-09-09 04:28:43,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:43,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 306 [2019-09-09 04:28:43,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:43,049 INFO L225 Difference]: With dead ends: 7191 [2019-09-09 04:28:43,049 INFO L226 Difference]: Without dead ends: 7189 [2019-09-09 04:28:43,053 INFO L628 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 [2019-09-09 04:28:43,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7189 states. [2019-09-09 04:28:43,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7189 to 7189. [2019-09-09 04:28:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7189 states. [2019-09-09 04:28:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7189 states to 7189 states and 8326 transitions. [2019-09-09 04:28:43,406 INFO L78 Accepts]: Start accepts. Automaton has 7189 states and 8326 transitions. Word has length 306 [2019-09-09 04:28:43,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:43,407 INFO L475 AbstractCegarLoop]: Abstraction has 7189 states and 8326 transitions. [2019-09-09 04:28:43,407 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 7189 states and 8326 transitions. [2019-09-09 04:28:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-09-09 04:28:43,411 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:43,411 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:28:43,412 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:43,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:43,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1487388933, now seen corresponding path program 1 times [2019-09-09 04:28:43,413 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:43,413 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:43,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:43,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:43,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:28:43,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:43,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:43,557 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:43,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:43,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:43,562 INFO L87 Difference]: Start difference. First operand 7189 states and 8326 transitions. Second operand 5 states. [2019-09-09 04:28:43,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:43,972 INFO L93 Difference]: Finished difference Result 7189 states and 8326 transitions. [2019-09-09 04:28:43,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:43,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 268 [2019-09-09 04:28:43,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:43,994 INFO L225 Difference]: With dead ends: 7189 [2019-09-09 04:28:43,994 INFO L226 Difference]: Without dead ends: 7187 [2019-09-09 04:28:43,998 INFO L628 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 [2019-09-09 04:28:44,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7187 states. [2019-09-09 04:28:44,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7187 to 7187. [2019-09-09 04:28:44,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7187 states. [2019-09-09 04:28:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7187 states to 7187 states and 8323 transitions. [2019-09-09 04:28:44,382 INFO L78 Accepts]: Start accepts. Automaton has 7187 states and 8323 transitions. Word has length 268 [2019-09-09 04:28:44,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:44,383 INFO L475 AbstractCegarLoop]: Abstraction has 7187 states and 8323 transitions. [2019-09-09 04:28:44,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states and 8323 transitions. [2019-09-09 04:28:44,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-09-09 04:28:44,389 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:44,389 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2019-09-09 04:28:44,390 INFO L418 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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:44,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:44,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1759774250, now seen corresponding path program 1 times [2019-09-09 04:28:44,390 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:44,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:44,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:44,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:44,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:44,545 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-09 04:28:44,545 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:28:44,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:28:44,546 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:28:44,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:28:44,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:28:44,547 INFO L87 Difference]: Start difference. First operand 7187 states and 8323 transitions. Second operand 5 states. [2019-09-09 04:28:45,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:28:45,097 INFO L93 Difference]: Finished difference Result 7187 states and 8323 transitions. [2019-09-09 04:28:45,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:28:45,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 276 [2019-09-09 04:28:45,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:28:45,115 INFO L225 Difference]: With dead ends: 7187 [2019-09-09 04:28:45,115 INFO L226 Difference]: Without dead ends: 6632 [2019-09-09 04:28:45,122 INFO L628 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 [2019-09-09 04:28:45,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6632 states. [2019-09-09 04:28:45,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6632 to 6628. [2019-09-09 04:28:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6628 states. [2019-09-09 04:28:45,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6628 states to 6628 states and 7709 transitions. [2019-09-09 04:28:45,547 INFO L78 Accepts]: Start accepts. Automaton has 6628 states and 7709 transitions. Word has length 276 [2019-09-09 04:28:45,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:28:45,548 INFO L475 AbstractCegarLoop]: Abstraction has 6628 states and 7709 transitions. [2019-09-09 04:28:45,548 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:28:45,548 INFO L276 IsEmpty]: Start isEmpty. Operand 6628 states and 7709 transitions. [2019-09-09 04:28:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2019-09-09 04:28:45,555 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:28:45,556 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:28:45,556 INFO L418 AbstractCegarLoop]: === Iteration 36 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:28:45,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:28:45,557 INFO L82 PathProgramCache]: Analyzing trace with hash 759972122, now seen corresponding path program 1 times [2019-09-09 04:28:45,557 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:28:45,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:28:45,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:45,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:45,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:28:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-09-09 04:28:46,062 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:28:46,062 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:28:46,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:28:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:28:46,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 2706 conjuncts, 83 conjunts are in the unsatisfiable core [2019-09-09 04:28:46,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:28:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-09-09 04:28:46,915 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 04:28:46,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 19 [2019-09-09 04:28:46,916 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-09 04:28:46,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-09 04:28:46,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2019-09-09 04:28:46,917 INFO L87 Difference]: Start difference. First operand 6628 states and 7709 transitions. Second operand 19 states. [2019-09-09 04:29:00,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:29:00,107 INFO L93 Difference]: Finished difference Result 6628 states and 7709 transitions. [2019-09-09 04:29:00,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-09 04:29:00,107 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 395 [2019-09-09 04:29:00,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:29:00,126 INFO L225 Difference]: With dead ends: 6628 [2019-09-09 04:29:00,126 INFO L226 Difference]: Without dead ends: 6217 [2019-09-09 04:29:00,130 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 412 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=133, Invalid=419, Unknown=0, NotChecked=0, Total=552 [2019-09-09 04:29:00,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6217 states. [2019-09-09 04:29:00,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6217 to 6075. [2019-09-09 04:29:00,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6075 states. [2019-09-09 04:29:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6075 states to 6075 states and 7105 transitions. [2019-09-09 04:29:00,418 INFO L78 Accepts]: Start accepts. Automaton has 6075 states and 7105 transitions. Word has length 395 [2019-09-09 04:29:00,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:29:00,419 INFO L475 AbstractCegarLoop]: Abstraction has 6075 states and 7105 transitions. [2019-09-09 04:29:00,419 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-09 04:29:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 6075 states and 7105 transitions. [2019-09-09 04:29:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-09-09 04:29:00,425 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:29:00,425 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:29:00,426 INFO L418 AbstractCegarLoop]: === Iteration 37 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:29:00,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:29:00,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1422022494, now seen corresponding path program 1 times [2019-09-09 04:29:00,427 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:29:00,427 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:29:00,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:00,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:29:00,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:29:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2019-09-09 04:29:00,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:29:00,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-09 04:29:00,697 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-09 04:29:00,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-09 04:29:00,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:29:00,697 INFO L87 Difference]: Start difference. First operand 6075 states and 7105 transitions. Second operand 7 states. [2019-09-09 04:29:01,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:29:01,030 INFO L93 Difference]: Finished difference Result 11012 states and 12942 transitions. [2019-09-09 04:29:01,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-09 04:29:01,030 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 476 [2019-09-09 04:29:01,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:29:01,049 INFO L225 Difference]: With dead ends: 11012 [2019-09-09 04:29:01,049 INFO L226 Difference]: Without dead ends: 6174 [2019-09-09 04:29:01,063 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-09 04:29:01,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6174 states. [2019-09-09 04:29:01,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6174 to 6152. [2019-09-09 04:29:01,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6152 states. [2019-09-09 04:29:01,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6152 states to 6152 states and 7182 transitions. [2019-09-09 04:29:01,369 INFO L78 Accepts]: Start accepts. Automaton has 6152 states and 7182 transitions. Word has length 476 [2019-09-09 04:29:01,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:29:01,370 INFO L475 AbstractCegarLoop]: Abstraction has 6152 states and 7182 transitions. [2019-09-09 04:29:01,370 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-09 04:29:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6152 states and 7182 transitions. [2019-09-09 04:29:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-09-09 04:29:01,377 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:29:01,377 INFO L399 BasicCegarLoop]: trace histogram [17, 17, 17, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:29:01,378 INFO L418 AbstractCegarLoop]: === Iteration 38 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:29:01,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:29:01,378 INFO L82 PathProgramCache]: Analyzing trace with hash 911488317, now seen corresponding path program 1 times [2019-09-09 04:29:01,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:29:01,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:29:01,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:01,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:29:01,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:29:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 828 trivial. 0 not checked. [2019-09-09 04:29:01,820 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:29:01,820 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:29:01,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:29:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:29:02,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 3313 conjuncts, 64 conjunts are in the unsatisfiable core [2019-09-09 04:29:02,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:29:02,891 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 199 proven. 69 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2019-09-09 04:29:02,909 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 04:29:02,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 17 [2019-09-09 04:29:02,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-09-09 04:29:02,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-09-09 04:29:02,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2019-09-09 04:29:02,912 INFO L87 Difference]: Start difference. First operand 6152 states and 7182 transitions. Second operand 17 states. [2019-09-09 04:29:55,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:29:55,740 INFO L93 Difference]: Finished difference Result 19865 states and 24110 transitions. [2019-09-09 04:29:55,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2019-09-09 04:29:55,740 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 476 [2019-09-09 04:29:55,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:29:55,789 INFO L225 Difference]: With dead ends: 19865 [2019-09-09 04:29:55,789 INFO L226 Difference]: Without dead ends: 15232 [2019-09-09 04:29:55,809 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 576 GetRequests, 505 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1474 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=679, Invalid=4577, Unknown=0, NotChecked=0, Total=5256 [2019-09-09 04:29:55,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15232 states. [2019-09-09 04:29:56,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15232 to 13529. [2019-09-09 04:29:56,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13529 states. [2019-09-09 04:29:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13529 states to 13529 states and 16316 transitions. [2019-09-09 04:29:56,716 INFO L78 Accepts]: Start accepts. Automaton has 13529 states and 16316 transitions. Word has length 476 [2019-09-09 04:29:56,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:29:56,716 INFO L475 AbstractCegarLoop]: Abstraction has 13529 states and 16316 transitions. [2019-09-09 04:29:56,716 INFO L476 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-09-09 04:29:56,716 INFO L276 IsEmpty]: Start isEmpty. Operand 13529 states and 16316 transitions. [2019-09-09 04:29:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2019-09-09 04:29:56,731 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:29:56,732 INFO L399 BasicCegarLoop]: trace histogram [20, 20, 20, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:29:56,732 INFO L418 AbstractCegarLoop]: === Iteration 39 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:29:56,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:29:56,733 INFO L82 PathProgramCache]: Analyzing trace with hash -2099009873, now seen corresponding path program 1 times [2019-09-09 04:29:56,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:29:56,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:29:56,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:56,737 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:29:56,737 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:29:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2019-09-09 04:29:57,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:29:57,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 04:29:57,056 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 04:29:57,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 04:29:57,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:29:57,058 INFO L87 Difference]: Start difference. First operand 13529 states and 16316 transitions. Second operand 3 states. [2019-09-09 04:29:57,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:29:57,761 INFO L93 Difference]: Finished difference Result 25024 states and 30262 transitions. [2019-09-09 04:29:57,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 04:29:57,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 572 [2019-09-09 04:29:57,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:29:57,817 INFO L225 Difference]: With dead ends: 25024 [2019-09-09 04:29:57,817 INFO L226 Difference]: Without dead ends: 13561 [2019-09-09 04:29:57,856 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:29:57,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13561 states. [2019-09-09 04:29:59,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13561 to 13537. [2019-09-09 04:29:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13537 states. [2019-09-09 04:29:59,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13537 states to 13537 states and 16324 transitions. [2019-09-09 04:29:59,469 INFO L78 Accepts]: Start accepts. Automaton has 13537 states and 16324 transitions. Word has length 572 [2019-09-09 04:29:59,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:29:59,470 INFO L475 AbstractCegarLoop]: Abstraction has 13537 states and 16324 transitions. [2019-09-09 04:29:59,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 04:29:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 13537 states and 16324 transitions. [2019-09-09 04:29:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2019-09-09 04:29:59,491 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:29:59,492 INFO L399 BasicCegarLoop]: trace histogram [20, 20, 20, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:29:59,492 INFO L418 AbstractCegarLoop]: === Iteration 40 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:29:59,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:29:59,492 INFO L82 PathProgramCache]: Analyzing trace with hash 786236781, now seen corresponding path program 1 times [2019-09-09 04:29:59,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:29:59,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:29:59,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:59,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:29:59,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:29:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:29:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1189 trivial. 0 not checked. [2019-09-09 04:29:59,926 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:29:59,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:29:59,927 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:29:59,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:29:59,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:29:59,928 INFO L87 Difference]: Start difference. First operand 13537 states and 16324 transitions. Second operand 5 states. [2019-09-09 04:30:01,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:01,424 INFO L93 Difference]: Finished difference Result 24939 states and 30101 transitions. [2019-09-09 04:30:01,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:30:01,424 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 572 [2019-09-09 04:30:01,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:01,476 INFO L225 Difference]: With dead ends: 24939 [2019-09-09 04:30:01,476 INFO L226 Difference]: Without dead ends: 13468 [2019-09-09 04:30:01,511 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:30:01,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13468 states. [2019-09-09 04:30:02,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13468 to 13462. [2019-09-09 04:30:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13462 states. [2019-09-09 04:30:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13462 states to 13462 states and 16181 transitions. [2019-09-09 04:30:02,438 INFO L78 Accepts]: Start accepts. Automaton has 13462 states and 16181 transitions. Word has length 572 [2019-09-09 04:30:02,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:02,439 INFO L475 AbstractCegarLoop]: Abstraction has 13462 states and 16181 transitions. [2019-09-09 04:30:02,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:30:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 13462 states and 16181 transitions. [2019-09-09 04:30:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2019-09-09 04:30:02,454 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:02,454 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 12, 12, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:02,455 INFO L418 AbstractCegarLoop]: === Iteration 41 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:02,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:02,455 INFO L82 PathProgramCache]: Analyzing trace with hash 399683449, now seen corresponding path program 1 times [2019-09-09 04:30:02,455 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:02,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:02,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:02,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:02,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:02,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2019-09-09 04:30:02,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:30:02,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-09 04:30:02,903 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-09 04:30:02,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-09 04:30:02,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-09 04:30:02,904 INFO L87 Difference]: Start difference. First operand 13462 states and 16181 transitions. Second operand 8 states. [2019-09-09 04:30:03,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:03,604 INFO L93 Difference]: Finished difference Result 20356 states and 24493 transitions. [2019-09-09 04:30:03,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-09 04:30:03,605 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 592 [2019-09-09 04:30:03,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:03,642 INFO L225 Difference]: With dead ends: 20356 [2019-09-09 04:30:03,642 INFO L226 Difference]: Without dead ends: 13504 [2019-09-09 04:30:03,657 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-09 04:30:03,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13504 states. [2019-09-09 04:30:04,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13504 to 13496. [2019-09-09 04:30:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13496 states. [2019-09-09 04:30:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13496 states to 13496 states and 16221 transitions. [2019-09-09 04:30:04,321 INFO L78 Accepts]: Start accepts. Automaton has 13496 states and 16221 transitions. Word has length 592 [2019-09-09 04:30:04,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:04,322 INFO L475 AbstractCegarLoop]: Abstraction has 13496 states and 16221 transitions. [2019-09-09 04:30:04,322 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-09 04:30:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13496 states and 16221 transitions. [2019-09-09 04:30:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2019-09-09 04:30:04,334 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:04,335 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 12, 12, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:04,335 INFO L418 AbstractCegarLoop]: === Iteration 42 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:04,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:04,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1364010824, now seen corresponding path program 1 times [2019-09-09 04:30:04,336 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:04,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:04,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:04,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:04,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:05,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2019-09-09 04:30:05,429 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:30:05,429 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:30:05,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:06,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 3847 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-09 04:30:06,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:30:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 802 proven. 0 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2019-09-09 04:30:06,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-09 04:30:06,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 20 [2019-09-09 04:30:06,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-09 04:30:06,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-09 04:30:06,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2019-09-09 04:30:06,278 INFO L87 Difference]: Start difference. First operand 13496 states and 16221 transitions. Second operand 20 states. [2019-09-09 04:30:37,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:37,454 INFO L93 Difference]: Finished difference Result 19114 states and 22711 transitions. [2019-09-09 04:30:37,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2019-09-09 04:30:37,455 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 594 [2019-09-09 04:30:37,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:37,480 INFO L225 Difference]: With dead ends: 19114 [2019-09-09 04:30:37,480 INFO L226 Difference]: Without dead ends: 6443 [2019-09-09 04:30:37,504 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 681 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 632 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=353, Invalid=2617, Unknown=0, NotChecked=0, Total=2970 [2019-09-09 04:30:37,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6443 states. [2019-09-09 04:30:37,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6443 to 5739. [2019-09-09 04:30:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5739 states. [2019-09-09 04:30:37,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5739 states to 5739 states and 6567 transitions. [2019-09-09 04:30:37,795 INFO L78 Accepts]: Start accepts. Automaton has 5739 states and 6567 transitions. Word has length 594 [2019-09-09 04:30:37,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:37,796 INFO L475 AbstractCegarLoop]: Abstraction has 5739 states and 6567 transitions. [2019-09-09 04:30:37,796 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-09 04:30:37,797 INFO L276 IsEmpty]: Start isEmpty. Operand 5739 states and 6567 transitions. [2019-09-09 04:30:37,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2019-09-09 04:30:37,807 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:37,808 INFO L399 BasicCegarLoop]: trace histogram [29, 29, 29, 14, 14, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:37,808 INFO L418 AbstractCegarLoop]: === Iteration 43 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:37,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:37,809 INFO L82 PathProgramCache]: Analyzing trace with hash 456408895, now seen corresponding path program 1 times [2019-09-09 04:30:37,809 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:37,809 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:37,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:37,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:37,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2019-09-09 04:30:39,251 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-09 04:30:39,251 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-09 04:30:39,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:39,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 3898 conjuncts, 75 conjunts are in the unsatisfiable core [2019-09-09 04:30:39,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:30:40,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 774 proven. 590 refuted. 0 times theorem prover too weak. 1169 trivial. 0 not checked. [2019-09-09 04:30:40,384 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-09 04:30:40,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 17 [2019-09-09 04:30:40,386 INFO L454 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-09-09 04:30:40,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-09-09 04:30:40,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2019-09-09 04:30:40,387 INFO L87 Difference]: Start difference. First operand 5739 states and 6567 transitions. Second operand 17 states. [2019-09-09 04:30:53,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:53,846 INFO L93 Difference]: Finished difference Result 5771 states and 6608 transitions. [2019-09-09 04:30:53,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-09 04:30:53,847 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 708 [2019-09-09 04:30:53,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:53,861 INFO L225 Difference]: With dead ends: 5771 [2019-09-09 04:30:53,861 INFO L226 Difference]: Without dead ends: 4965 [2019-09-09 04:30:53,865 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 751 GetRequests, 721 SyntacticMatches, 5 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=139, Invalid=563, Unknown=0, NotChecked=0, Total=702 [2019-09-09 04:30:53,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4965 states. [2019-09-09 04:30:54,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4965 to 4783. [2019-09-09 04:30:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4783 states. [2019-09-09 04:30:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4783 states and 5479 transitions. [2019-09-09 04:30:54,124 INFO L78 Accepts]: Start accepts. Automaton has 4783 states and 5479 transitions. Word has length 708 [2019-09-09 04:30:54,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:54,125 INFO L475 AbstractCegarLoop]: Abstraction has 4783 states and 5479 transitions. [2019-09-09 04:30:54,125 INFO L476 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-09-09 04:30:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 4783 states and 5479 transitions. [2019-09-09 04:30:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 863 [2019-09-09 04:30:54,134 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:54,135 INFO L399 BasicCegarLoop]: trace histogram [31, 31, 31, 16, 16, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:54,135 INFO L418 AbstractCegarLoop]: === Iteration 44 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:54,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:54,136 INFO L82 PathProgramCache]: Analyzing trace with hash -1105578657, now seen corresponding path program 1 times [2019-09-09 04:30:54,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:54,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:54,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:54,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:54,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3049 trivial. 0 not checked. [2019-09-09 04:30:55,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:30:55,000 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-09 04:30:55,001 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-09 04:30:55,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-09 04:30:55,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-09 04:30:55,002 INFO L87 Difference]: Start difference. First operand 4783 states and 5479 transitions. Second operand 6 states. [2019-09-09 04:30:56,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:56,823 INFO L93 Difference]: Finished difference Result 7939 states and 9079 transitions. [2019-09-09 04:30:56,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-09 04:30:56,824 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 862 [2019-09-09 04:30:56,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:56,836 INFO L225 Difference]: With dead ends: 7939 [2019-09-09 04:30:56,836 INFO L226 Difference]: Without dead ends: 4897 [2019-09-09 04:30:56,843 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-09 04:30:56,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2019-09-09 04:30:57,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 4895. [2019-09-09 04:30:57,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4895 states. [2019-09-09 04:30:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 5588 transitions. [2019-09-09 04:30:57,082 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 5588 transitions. Word has length 862 [2019-09-09 04:30:57,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:57,082 INFO L475 AbstractCegarLoop]: Abstraction has 4895 states and 5588 transitions. [2019-09-09 04:30:57,082 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-09 04:30:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5588 transitions. [2019-09-09 04:30:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2019-09-09 04:30:57,090 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:57,090 INFO L399 BasicCegarLoop]: trace histogram [29, 29, 29, 15, 15, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:57,091 INFO L418 AbstractCegarLoop]: === Iteration 45 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:57,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:57,091 INFO L82 PathProgramCache]: Analyzing trace with hash 989967159, now seen corresponding path program 1 times [2019-09-09 04:30:57,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:57,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:57,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:57,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:57,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2658 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2658 trivial. 0 not checked. [2019-09-09 04:30:57,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:30:57,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-09 04:30:57,581 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-09 04:30:57,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-09 04:30:57,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-09 04:30:57,581 INFO L87 Difference]: Start difference. First operand 4895 states and 5588 transitions. Second operand 5 states. [2019-09-09 04:30:57,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:57,794 INFO L93 Difference]: Finished difference Result 4895 states and 5588 transitions. [2019-09-09 04:30:57,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-09 04:30:57,796 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 825 [2019-09-09 04:30:57,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:57,809 INFO L225 Difference]: With dead ends: 4895 [2019-09-09 04:30:57,809 INFO L226 Difference]: Without dead ends: 4893 [2019-09-09 04:30:57,811 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-09 04:30:57,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4893 states. [2019-09-09 04:30:58,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4893 to 4893. [2019-09-09 04:30:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4893 states. [2019-09-09 04:30:58,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4893 states and 5585 transitions. [2019-09-09 04:30:58,034 INFO L78 Accepts]: Start accepts. Automaton has 4893 states and 5585 transitions. Word has length 825 [2019-09-09 04:30:58,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:58,035 INFO L475 AbstractCegarLoop]: Abstraction has 4893 states and 5585 transitions. [2019-09-09 04:30:58,035 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-09 04:30:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4893 states and 5585 transitions. [2019-09-09 04:30:58,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2019-09-09 04:30:58,044 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:58,045 INFO L399 BasicCegarLoop]: trace histogram [31, 31, 31, 16, 16, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:58,046 INFO L418 AbstractCegarLoop]: === Iteration 46 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:58,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:58,046 INFO L82 PathProgramCache]: Analyzing trace with hash -490463609, now seen corresponding path program 1 times [2019-09-09 04:30:58,046 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:58,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:58,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:58,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:58,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:30:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3049 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3049 trivial. 0 not checked. [2019-09-09 04:30:58,687 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:30:58,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 04:30:58,688 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 04:30:58,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 04:30:58,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:30:58,689 INFO L87 Difference]: Start difference. First operand 4893 states and 5585 transitions. Second operand 3 states. [2019-09-09 04:30:58,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:30:58,904 INFO L93 Difference]: Finished difference Result 8033 states and 9165 transitions. [2019-09-09 04:30:58,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 04:30:58,905 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 872 [2019-09-09 04:30:58,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:30:58,915 INFO L225 Difference]: With dead ends: 8033 [2019-09-09 04:30:58,915 INFO L226 Difference]: Without dead ends: 4881 [2019-09-09 04:30:58,920 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:30:58,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4881 states. [2019-09-09 04:30:59,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4881 to 4881. [2019-09-09 04:30:59,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4881 states. [2019-09-09 04:30:59,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 4881 states and 5570 transitions. [2019-09-09 04:30:59,150 INFO L78 Accepts]: Start accepts. Automaton has 4881 states and 5570 transitions. Word has length 872 [2019-09-09 04:30:59,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:30:59,151 INFO L475 AbstractCegarLoop]: Abstraction has 4881 states and 5570 transitions. [2019-09-09 04:30:59,151 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 04:30:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 4881 states and 5570 transitions. [2019-09-09 04:30:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1365 [2019-09-09 04:30:59,170 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:30:59,171 INFO L399 BasicCegarLoop]: trace histogram [36, 36, 36, 20, 20, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 8, 8, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:30:59,172 INFO L418 AbstractCegarLoop]: === Iteration 47 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:30:59,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:30:59,173 INFO L82 PathProgramCache]: Analyzing trace with hash -1946888164, now seen corresponding path program 1 times [2019-09-09 04:30:59,173 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:30:59,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:30:59,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:59,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:30:59,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:30:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:31:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4677 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4666 trivial. 0 not checked. [2019-09-09 04:31:00,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:31:00,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-09 04:31:00,172 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-09 04:31:00,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-09 04:31:00,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:31:00,173 INFO L87 Difference]: Start difference. First operand 4881 states and 5570 transitions. Second operand 3 states. [2019-09-09 04:31:00,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:31:00,405 INFO L93 Difference]: Finished difference Result 8029 states and 9149 transitions. [2019-09-09 04:31:00,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-09 04:31:00,405 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1364 [2019-09-09 04:31:00,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:31:00,417 INFO L225 Difference]: With dead ends: 8029 [2019-09-09 04:31:00,417 INFO L226 Difference]: Without dead ends: 4889 [2019-09-09 04:31:00,422 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-09 04:31:00,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2019-09-09 04:31:00,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4883. [2019-09-09 04:31:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4883 states. [2019-09-09 04:31:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 4883 states and 5572 transitions. [2019-09-09 04:31:00,652 INFO L78 Accepts]: Start accepts. Automaton has 4883 states and 5572 transitions. Word has length 1364 [2019-09-09 04:31:00,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:31:00,653 INFO L475 AbstractCegarLoop]: Abstraction has 4883 states and 5572 transitions. [2019-09-09 04:31:00,653 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-09 04:31:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 4883 states and 5572 transitions. [2019-09-09 04:31:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1261 [2019-09-09 04:31:00,672 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:31:00,673 INFO L399 BasicCegarLoop]: trace histogram [36, 36, 36, 19, 19, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 10, 10, 7, 7, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:31:00,674 INFO L418 AbstractCegarLoop]: === Iteration 48 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:31:00,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:31:00,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1331145995, now seen corresponding path program 1 times [2019-09-09 04:31:00,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:31:00,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:31:00,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:31:00,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:31:00,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:31:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:31:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4330 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4327 trivial. 0 not checked. [2019-09-09 04:31:01,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-09 04:31:01,748 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-09-09 04:31:01,749 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-09 04:31:01,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-09 04:31:01,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-09-09 04:31:01,749 INFO L87 Difference]: Start difference. First operand 4883 states and 5572 transitions. Second operand 12 states. [2019-09-09 04:31:02,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-09 04:31:02,092 INFO L93 Difference]: Finished difference Result 7993 states and 9093 transitions. [2019-09-09 04:31:02,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-09-09 04:31:02,092 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1260 [2019-09-09 04:31:02,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-09 04:31:02,103 INFO L225 Difference]: With dead ends: 7993 [2019-09-09 04:31:02,103 INFO L226 Difference]: Without dead ends: 4851 [2019-09-09 04:31:02,108 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2019-09-09 04:31:02,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2019-09-09 04:31:02,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 4834. [2019-09-09 04:31:02,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4834 states. [2019-09-09 04:31:02,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 4834 states and 5498 transitions. [2019-09-09 04:31:02,340 INFO L78 Accepts]: Start accepts. Automaton has 4834 states and 5498 transitions. Word has length 1260 [2019-09-09 04:31:02,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-09 04:31:02,341 INFO L475 AbstractCegarLoop]: Abstraction has 4834 states and 5498 transitions. [2019-09-09 04:31:02,341 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-09 04:31:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 4834 states and 5498 transitions. [2019-09-09 04:31:02,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1250 [2019-09-09 04:31:02,360 INFO L391 BasicCegarLoop]: Found error trace [2019-09-09 04:31:02,361 INFO L399 BasicCegarLoop]: trace histogram [40, 40, 40, 20, 20, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 7, 7, 6, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-09 04:31:02,362 INFO L418 AbstractCegarLoop]: === Iteration 49 === [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_locking_rwlock__double_write_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock__locked_at_read_sectionErr0ASSERT_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_fs_sysfs__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__more_unlocksErr0ASSERT_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_kernel_sched_completion__double_initErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_fs_sysfs__more_initial_at_exitErr0ASSERT_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_mmc_sdio_func__double_claimErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_rcu_update_lock_sched__locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_lib_idr__double_initErr0ASSERT_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_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_coherent__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_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]=== [2019-09-09 04:31:02,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-09 04:31:02,363 INFO L82 PathProgramCache]: Analyzing trace with hash -633029540, now seen corresponding path program 1 times [2019-09-09 04:31:02,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-09 04:31:02,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-09 04:31:02,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:31:02,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:31:02,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-09 04:31:02,448 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-09-09 04:31:02,448 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-09-09 04:31:02,449 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-09-09 04:31:02,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-09 04:31:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-09 04:31:03,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 6090 conjuncts, 91 conjunts are in the unsatisfiable core [2019-09-09 04:31:03,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-09 04:31:03,499 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-09-09 04:31:03,500 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:03,508 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:03,508 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:03,508 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:7 [2019-09-09 04:31:13,797 WARN L188 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 19 [2019-09-09 04:31:13,820 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,828 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,828 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_int)_BEFORE_CALL_9| vanished before elimination [2019-09-09 04:31:13,829 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,829 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:27, output treesize:7 [2019-09-09 04:31:13,858 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-09-09 04:31:13,859 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,865 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,866 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,866 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:24, output treesize:3 [2019-09-09 04:31:13,881 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-09-09 04:31:13,882 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,887 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,888 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,888 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:24, output treesize:3 [2019-09-09 04:31:13,897 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-09-09 04:31:13,897 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,903 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,903 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,904 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:24, output treesize:3 [2019-09-09 04:31:13,921 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-09-09 04:31:13,923 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2019-09-09 04:31:13,923 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,931 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,931 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,931 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:31, output treesize:11 [2019-09-09 04:31:13,940 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-09-09 04:31:13,940 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,946 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-09-09 04:31:13,946 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-09-09 04:31:13,947 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:7 [2019-09-09 04:39:50,594 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-09-09 04:39:50,796 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-09-09 04:39:50,797 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:934) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:581) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:453) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1428) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:631) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 39 more [2019-09-09 04:39:50,805 INFO L168 Benchmark]: Toolchain (without parser) took 781522.96 ms. Allocated memory was 134.7 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 74.4 MB in the beginning and 789.1 MB in the end (delta: -714.7 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,805 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6372.46 ms. Allocated memory was 134.7 MB in the beginning and 371.7 MB in the end (delta: 237.0 MB). Free memory was 74.2 MB in the beginning and 171.6 MB in the end (delta: -97.5 MB). Peak memory consumption was 149.8 MB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,806 INFO L168 Benchmark]: Boogie Preprocessor took 405.49 ms. Allocated memory is still 371.7 MB. Free memory was 171.6 MB in the beginning and 135.0 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,807 INFO L168 Benchmark]: RCFGBuilder took 6546.83 ms. Allocated memory was 371.7 MB in the beginning and 465.6 MB in the end (delta: 93.8 MB). Free memory was 135.0 MB in the beginning and 194.6 MB in the end (delta: -59.6 MB). Peak memory consumption was 198.1 MB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,808 INFO L168 Benchmark]: TraceAbstraction took 768193.12 ms. Allocated memory was 465.6 MB in the beginning and 2.9 GB in the end (delta: 2.4 GB). Free memory was 194.6 MB in the beginning and 789.1 MB in the end (delta: -594.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2019-09-09 04:39:50,817 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 109.3 MB in the beginning and 109.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 6372.46 ms. Allocated memory was 134.7 MB in the beginning and 371.7 MB in the end (delta: 237.0 MB). Free memory was 74.2 MB in the beginning and 171.6 MB in the end (delta: -97.5 MB). Peak memory consumption was 149.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 405.49 ms. Allocated memory is still 371.7 MB. Free memory was 171.6 MB in the beginning and 135.0 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6546.83 ms. Allocated memory was 371.7 MB in the beginning and 465.6 MB in the end (delta: 93.8 MB). Free memory was 135.0 MB in the beginning and 194.6 MB in the end (delta: -59.6 MB). Peak memory consumption was 198.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 768193.12 ms. Allocated memory was 465.6 MB in the beginning and 2.9 GB in the end (delta: 2.4 GB). Free memory was 194.6 MB in the beginning and 789.1 MB in the end (delta: -594.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...