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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:16:15,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:16:15,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:16:15,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:16:15,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:16:15,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:16:15,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:16:15,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:16:15,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:16:15,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:16:15,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:16:15,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:16:15,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:16:15,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:16:15,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:16:15,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:16:15,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:16:15,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:16:15,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:16:15,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:16:15,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:16:15,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:16:15,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:16:15,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:16:15,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:16:15,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:16:15,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:16:15,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:16:15,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:16:15,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:16:15,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:16:15,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:16:15,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:16:15,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:16:15,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:16:15,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:16:15,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:16:15,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:16:15,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:16:15,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:16:15,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:16:15,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:16:15,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:16:15,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:16:15,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:16:15,914 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:16:15,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:16:15,915 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:16:15,915 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:16:15,915 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:16:15,915 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:16:15,915 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:16:15,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:16:15,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:16:15,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:16:15,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:16:15,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:16:15,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:16:15,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:16:15,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:16:15,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:16:15,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:16:15,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:16:15,920 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:16:15,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:16:15,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:16:15,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:16:15,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:16:15,921 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:16:15,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:16:15,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:16:15,922 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:16:15,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:16:15,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:16:15,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:16:15,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:16:15,999 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:16:16,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-10-03 00:16:16,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55513c5bd/9f22a52604474fd9b15df689d9c150f8/FLAG48ec687d4 [2019-10-03 00:16:17,065 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:16:17,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-10-03 00:16:17,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55513c5bd/9f22a52604474fd9b15df689d9c150f8/FLAG48ec687d4 [2019-10-03 00:16:17,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55513c5bd/9f22a52604474fd9b15df689d9c150f8 [2019-10-03 00:16:17,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:16:17,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:16:17,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:16:17,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:16:17,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:16:17,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:16:17" (1/1) ... [2019-10-03 00:16:17,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cd5fd49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:17, skipping insertion in model container [2019-10-03 00:16:17,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:16:17" (1/1) ... [2019-10-03 00:16:17,457 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:16:17,718 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:16:23,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:16:23,417 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:16:24,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:16:25,103 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:16:25,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25 WrapperNode [2019-10-03 00:16:25,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:16:25,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:16:25,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:16:25,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:16:25,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... [2019-10-03 00:16:25,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:16:25,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:16:25,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:16:25,606 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:16:25,607 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:16:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:16:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:16:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:16:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 00:16:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2019-10-03 00:16:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 00:16:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 00:16:25,697 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 00:16:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-03 00:16:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-03 00:16:25,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2019-10-03 00:16:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:16:25,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2019-10-03 00:16:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:16:25,701 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-03 00:16:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:16:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-03 00:16:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-03 00:16:25,702 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-03 00:16:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 00:16:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-03 00:16:25,703 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-03 00:16:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-03 00:16:25,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-10-03 00:16:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-10-03 00:16:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:16:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-03 00:16:25,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-03 00:16:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2019-10-03 00:16:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-10-03 00:16:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-10-03 00:16:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-10-03 00:16:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-10-03 00:16:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2019-10-03 00:16:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_valid [2019-10-03 00:16:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_valid [2019-10-03 00:16:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-10-03 00:16:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2019-10-03 00:16:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2019-10-03 00:16:25,710 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_length [2019-10-03 00:16:25,711 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2019-10-03 00:16:25,711 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-03 00:16:25,712 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_hash [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-03 00:16:25,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 00:16:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header_was_set [2019-10-03 00:16:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_transport_header [2019-10-03 00:16:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_transport_header [2019-10-03 00:16:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2019-10-03 00:16:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-03 00:16:25,715 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_probe_transport_header [2019-10-03 00:16:25,715 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_start_offset [2019-10-03 00:16:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_orphan [2019-10-03 00:16:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_orphan_frags [2019-10-03 00:16:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_tx_timestamp [2019-10-03 00:16:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_conntrack_put [2019-10-03 00:16:25,716 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_bridge_put [2019-10-03 00:16:25,717 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_reset [2019-10-03 00:16:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get_rx_queue [2019-10-03 00:16:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_rx_queue_recorded [2019-10-03 00:16:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-03 00:16:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-03 00:16:25,718 INFO L138 BoogieDeclarations]: Found implementation of procedure get_net [2019-10-03 00:16:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure put_net [2019-10-03 00:16:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2019-10-03 00:16:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2019-10-03 00:16:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure write_pnet [2019-10-03 00:16:25,719 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2019-10-03 00:16:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rps_record_sock_flow [2019-10-03 00:16:25,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rps_reset_sock_flow [2019-10-03 00:16:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:16:25,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2019-10-03 00:16:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:16:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_hold [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-10-03 00:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_hold [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_set_flag [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_rps_record_flow_hash [2019-10-03 00:16:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_rps_reset_flow_hash [2019-10-03 00:16:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2019-10-03 00:16:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_sleep [2019-10-03 00:16:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_writeable [2019-10-03 00:16:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2019-10-03 00:16:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net_set [2019-10-03 00:16:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_change_net [2019-10-03 00:16:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_hashfn [2019-10-03 00:16:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_find [2019-10-03 00:16:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_create [2019-10-03 00:16:25,731 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_delete [2019-10-03 00:16:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_flush [2019-10-03 00:16:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_delete_by_queue [2019-10-03 00:16:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_cleanup [2019-10-03 00:16:25,734 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_update [2019-10-03 00:16:25,735 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_save_rps_rxhash [2019-10-03 00:16:25,735 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_select_queue [2019-10-03 00:16:25,735 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_not_capable [2019-10-03 00:16:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_real_num_queues [2019-10-03 00:16:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_disable_queue [2019-10-03 00:16:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_enable_queue [2019-10-03 00:16:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_queue_purge [2019-10-03 00:16:25,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_detach [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_all [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_attach [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_get [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get [2019-10-03 00:16:25,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_put [2019-10-03 00:16:25,738 INFO L138 BoogieDeclarations]: Found implementation of procedure addr_hash_set [2019-10-03 00:16:25,738 INFO L138 BoogieDeclarations]: Found implementation of procedure addr_hash_test [2019-10-03 00:16:25,742 INFO L138 BoogieDeclarations]: Found implementation of procedure update_filter [2019-10-03 00:16:25,743 INFO L138 BoogieDeclarations]: Found implementation of procedure run_filter [2019-10-03 00:16:25,743 INFO L138 BoogieDeclarations]: Found implementation of procedure check_filter [2019-10-03 00:16:25,743 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_uninit [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_open [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_close [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_xmit [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_mclist [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_change_mtu [2019-10-03 00:16:25,750 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_fix_features [2019-10-03 00:16:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_poll_controller [2019-10-03 00:16:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_init [2019-10-03 00:16:25,751 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flow_uninit [2019-10-03 00:16:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_net_init [2019-10-03 00:16:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_poll [2019-10-03 00:16:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_alloc_skb [2019-10-03 00:16:25,752 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_user [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_aio_write [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_put_user [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_do_read [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_aio_read [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_free_netdev [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_setup [2019-10-03 00:16:25,753 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_validate [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_sock_write_space [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_sendmsg [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_recvmsg [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_release [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_flags [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_show_flags [2019-10-03 00:16:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_show_owner [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_show_group [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_iff [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_iff [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure set_offload [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_detach_filter [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_attach_filter [2019-10-03 00:16:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_sndbuf [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_queue [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __tun_chr_ioctl [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_ioctl [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_compat_ioctl [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_fasync [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_open [2019-10-03 00:16:25,756 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_close [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_chr_show_fdinfo [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_settings [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_drvinfo [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_msglevel [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_set_msglevel [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_init [2019-10-03 00:16:25,757 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_cleanup [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure tun_get_socket [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_tun_init_15_11 [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs_setup_7_3 [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-03 00:16:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_10_1 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_13_1 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_12_15_4 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_11_15_5 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_8_1 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_2 [2019-10-03 00:16:25,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_14_2 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_12_15_6 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_11_15_7 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-03 00:16:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_28 [2019-10-03 00:16:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_32 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-03 00:16:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_15 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_25 [2019-10-03 00:16:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_28 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_31 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_34 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_35 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_38 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_39 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-03 00:16:25,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_19 [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_4 [2019-10-03 00:16:25,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_2_2 [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_proto_io_instance_2 [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice [2019-10-03 00:16:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_4 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_device_attribute_dummy_resourceless_instance_5 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-03 00:16:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_15 [2019-10-03 00:16:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:16:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:16:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_14 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2019-10-03 00:16:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2019-10-03 00:16:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_1 [2019-10-03 00:16:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_5 [2019-10-03 00:16:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_1 [2019-10-03 00:16:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_3 [2019-10-03 00:16:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_6_2 [2019-10-03 00:16:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_6 [2019-10-03 00:16:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice [2019-10-03 00:16:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-03 00:16:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_75 [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_76 [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_80 [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_83 [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_85 [2019-10-03 00:16:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_86 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_87 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_88 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs_89 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_90 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_91 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_92 [2019-10-03 00:16:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_93 [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:16:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:16:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-03 00:16:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-03 00:16:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:16:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:16:25,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:16:25,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-03 00:16:25,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_res_counter [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_res_counter [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_res_counter [2019-10-03 00:16:25,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_res_counter [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_res_counter [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_res_counter [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_tun_struct [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_tun_struct [2019-10-03 00:16:25,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_tun_struct [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:16:25,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-03 00:16:25,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:16:25,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-10-03 00:16:25,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1712 [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_240 [2019-10-03 00:16:25,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_get_by_name [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __f_setown [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-03 00:16:25,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __module_get [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_net [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_get_hash [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up_sync_key [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-03 00:16:25,798 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-03 00:16:25,799 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mac_address [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_read [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_write [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2019-10-03 00:16:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_ts_info [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-03 00:16:25,801 INFO L138 BoogieDeclarations]: Found implementation of procedure in_egroup_p [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_pages [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_call_rcu [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 00:16:25,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rtnl_is_held [2019-10-03 00:16:25,803 INFO L138 BoogieDeclarations]: Found implementation of procedure make_kgid [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure make_kuid [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromiovecend [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toiovecend [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-03 00:16:25,804 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_rx_queues [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-03 00:16:25,805 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_conntrack_destroy [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_capable [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-10-03 00:16:25,806 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_up [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_register [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_alloc_security [2019-10-03 00:16:25,807 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_attach [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_attach_queue [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_create [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_free_security [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure security_tun_dev_open [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_alloc [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_attach_filter [2019-10-03 00:16:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_detach_filter [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_filter [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_free [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_release_kernel [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_const_iovec [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_from_iovec [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_ubufs [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_flow_dissect [2019-10-03 00:16:25,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_partial_csum_set [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_error [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_alloc_send_pskb [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_init_data [2019-10-03 00:16:25,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_recv_errqueue [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_tx_timestamp [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure zerocopy_sg_from_iovec [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:16:25,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:16:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:16:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:16:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:16:25,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-03 00:16:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:16:25,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-03 00:16:25,813 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:16:25,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-03 00:16:25,815 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-03 00:16:25,816 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_tun_struct [2019-10-03 00:16:25,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_tun_struct [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-03 00:16:25,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:16:25,819 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_75 [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_76 [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-10-03 00:16:25,820 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up_sync_key [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_call_rcu [2019-10-03 00:16:25,821 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:16:25,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure uid_valid [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure gid_valid [2019-10-03 00:16:25,823 INFO L130 BoogieDeclarations]: Found specification of procedure make_kuid [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure make_kgid [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_80 [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_83 [2019-10-03 00:16:25,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_86 [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_87 [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_up [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_92 [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_93 [2019-10-03 00:16:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure iov_length [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromiovecend [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure iov_pages [2019-10-03 00:16:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toiovecend [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure ns_capable [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure __f_setown [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_read [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_write [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure in_egroup_p [2019-10-03 00:16:25,827 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:16:25,828 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-03 00:16:25,829 INFO L130 BoogieDeclarations]: Found specification of procedure skb_flow_dissect [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_error [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_ubufs [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_get_hash [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_hash [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2019-10-03 00:16:25,830 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header_was_set [2019-10-03 00:16:25,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_transport_header [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_transport_header [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_probe_transport_header [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_start_offset [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_orphan [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 00:16:25,832 INFO L130 BoogieDeclarations]: Found specification of procedure skb_orphan_frags [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_from_iovec [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure zerocopy_sg_from_iovec [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_const_iovec [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure sw_tx_timestamp [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure nf_conntrack_destroy [2019-10-03 00:16:25,833 INFO L130 BoogieDeclarations]: Found specification of procedure nf_conntrack_put [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure nf_bridge_put [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure nf_reset [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get_rx_queue [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_rx_queue_recorded [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_partial_csum_set [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-03 00:16:25,834 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_ts_info [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure __put_net [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure get_net [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure put_net [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure write_pnet [2019-10-03 00:16:25,835 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_alloc_security [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_free_security [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_create [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_attach_queue [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_attach [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure security_tun_dev_open [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure rps_record_sock_flow [2019-10-03 00:16:25,836 INFO L130 BoogieDeclarations]: Found specification of procedure rps_reset_sock_flow [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_get_by_name [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_90 [2019-10-03 00:16:25,837 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_85 [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_88 [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_91 [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:16:25,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2019-10-03 00:16:25,839 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_rx_queues [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mac_address [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_hold [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-10-03 00:16:25,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs_89 [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure __module_get [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-03 00:16:25,841 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rtnl_is_held [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure sk_filter [2019-10-03 00:16:25,842 INFO L130 BoogieDeclarations]: Found specification of procedure sk_attach_filter [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure sk_detach_filter [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_socket [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_register [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure sock_hold [2019-10-03 00:16:25,843 INFO L130 BoogieDeclarations]: Found specification of procedure sock_set_flag [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sock_rps_record_flow_hash [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sock_rps_reset_flow_hash [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sk_alloc [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sk_free [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sk_release_kernel [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sock_alloc_send_pskb [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sock_init_data [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2019-10-03 00:16:25,844 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1712 [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sk_sleep [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sock_writeable [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sock_tx_timestamp [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net_set [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sk_change_net [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure sock_recv_errqueue [2019-10-03 00:16:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure tun_hashfn [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_find [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_create [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_240 [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_delete [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_flush [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_delete_by_queue [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_cleanup [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_update [2019-10-03 00:16:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_save_rps_rxhash [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_select_queue [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_not_capable [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_real_num_queues [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_disable_queue [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_enable_queue [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_queue_purge [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_detach [2019-10-03 00:16:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_all [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure tun_attach [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_get [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure tun_put [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure addr_hash_set [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure addr_hash_test [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure update_filter [2019-10-03 00:16:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure run_filter [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure check_filter [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_uninit [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_open [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_close [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_xmit [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_mclist [2019-10-03 00:16:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_change_mtu [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_fix_features [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_poll_controller [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_init [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flow_uninit [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_net_init [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_poll [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_alloc_skb [2019-10-03 00:16:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_user [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_aio_write [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_put_user [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_do_read [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_aio_read [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_free_netdev [2019-10-03 00:16:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure tun_setup [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_validate [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_sock_write_space [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_sendmsg [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_recvmsg [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_release [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_flags [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_show_flags [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_show_owner [2019-10-03 00:16:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure tun_show_group [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_iff [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_iff [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure set_offload [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_detach_filter [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_attach_filter [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_sndbuf [2019-10-03 00:16:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_queue [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure __tun_chr_ioctl [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_ioctl [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_compat_ioctl [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_fasync [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_open [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_close [2019-10-03 00:16:25,854 INFO L130 BoogieDeclarations]: Found specification of procedure tun_chr_show_fdinfo [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_settings [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_drvinfo [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_get_msglevel [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_set_msglevel [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_init [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure tun_cleanup [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_tun_cleanup_15_2 [2019-10-03 00:16:25,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_tun_init_15_11 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs_setup_7_3 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_10_1 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_13_1 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_12_15_4 [2019-10-03 00:16:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_11_15_5 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_8_1 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_2 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_14_2 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_12_15_6 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_11_15_7 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-10-03 00:16:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_15 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_24 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_25 [2019-10-03 00:16:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_27 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_28 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_32 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-10-03 00:16:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_3 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_3 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_15 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-10-03 00:16:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_25 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_28 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_31 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_34 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_35 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_38 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_39 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-03 00:16:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_19 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_4 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_2_2 [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister [2019-10-03 00:16:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_proto_io_instance_2 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_3 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_4 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_device_attribute_dummy_resourceless_instance_5 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-03 00:16:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_15 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_14 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-10-03 00:16:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_1 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_5 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_1 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_3 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_6_2 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_6 [2019-10-03 00:16:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-03 00:16:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-03 00:16:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:16:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-03 00:16:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-03 00:16:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-03 00:16:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-03 00:16:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_res_counter [2019-10-03 00:16:25,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_tun_struct [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_tun_struct [2019-10-03 00:16:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_tun_struct [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_tun_struct [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_tun_struct [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_tun_struct [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-03 00:16:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-03 00:16:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-03 00:16:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-03 00:16:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-03 00:16:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 00:16:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:16:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:16:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:16:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:16:45,241 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-03 00:16:46,305 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:16:58,131 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:16:58,131 INFO L283 CfgBuilder]: Removed 20 assume(true) statements. [2019-10-03 00:16:58,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:16:58 BoogieIcfgContainer [2019-10-03 00:16:58,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:16:58,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:16:58,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:16:58,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:16:58,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:16:17" (1/3) ... [2019-10-03 00:16:58,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b110cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:16:58, skipping insertion in model container [2019-10-03 00:16:58,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:16:25" (2/3) ... [2019-10-03 00:16:58,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73b110cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:16:58, skipping insertion in model container [2019-10-03 00:16:58,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:16:58" (3/3) ... [2019-10-03 00:16:58,145 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-tun.cil.i [2019-10-03 00:16:58,157 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:16:58,175 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-03 00:16:58,196 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-03 00:16:58,230 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:16:58,230 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:16:58,230 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:16:58,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:16:58,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:16:58,230 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:16:58,231 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:16:58,231 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:16:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4071 states. [2019-10-03 00:16:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2019-10-03 00:16:58,347 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:16:58,348 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:16:58,350 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:16:58,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:16:58,355 INFO L82 PathProgramCache]: Analyzing trace with hash 224304951, now seen corresponding path program 1 times [2019-10-03 00:16:58,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:16:58,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:58,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:16:58,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:16:58,477 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:16:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:16:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2842 trivial. 0 not checked. [2019-10-03 00:16:59,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:16:59,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:16:59,755 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:16:59,762 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:16:59,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:16:59,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:16:59,779 INFO L87 Difference]: Start difference. First operand 4071 states. Second operand 3 states. [2019-10-03 00:17:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:02,023 INFO L93 Difference]: Finished difference Result 5788 states and 7428 transitions. [2019-10-03 00:17:02,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:02,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 304 [2019-10-03 00:17:02,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:02,108 INFO L225 Difference]: With dead ends: 5788 [2019-10-03 00:17:02,109 INFO L226 Difference]: Without dead ends: 5771 [2019-10-03 00:17:02,111 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:02,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2019-10-03 00:17:02,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 5767. [2019-10-03 00:17:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5767 states. [2019-10-03 00:17:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5767 states to 5767 states and 7396 transitions. [2019-10-03 00:17:02,468 INFO L78 Accepts]: Start accepts. Automaton has 5767 states and 7396 transitions. Word has length 304 [2019-10-03 00:17:02,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:02,470 INFO L475 AbstractCegarLoop]: Abstraction has 5767 states and 7396 transitions. [2019-10-03 00:17:02,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 5767 states and 7396 transitions. [2019-10-03 00:17:02,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-10-03 00:17:02,478 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:02,479 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:17:02,480 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:02,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:02,480 INFO L82 PathProgramCache]: Analyzing trace with hash 208128914, now seen corresponding path program 1 times [2019-10-03 00:17:02,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:02,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:02,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:02,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:02,502 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:02,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2842 trivial. 0 not checked. [2019-10-03 00:17:02,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:02,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:02,895 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:02,897 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:02,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:02,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:02,898 INFO L87 Difference]: Start difference. First operand 5767 states and 7396 transitions. Second operand 3 states. [2019-10-03 00:17:03,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:03,237 INFO L93 Difference]: Finished difference Result 11271 states and 14528 transitions. [2019-10-03 00:17:03,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:03,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2019-10-03 00:17:03,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:03,317 INFO L225 Difference]: With dead ends: 11271 [2019-10-03 00:17:03,317 INFO L226 Difference]: Without dead ends: 11271 [2019-10-03 00:17:03,318 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:03,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11271 states. [2019-10-03 00:17:03,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11271 to 11227. [2019-10-03 00:17:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11227 states. [2019-10-03 00:17:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11227 states to 11227 states and 14465 transitions. [2019-10-03 00:17:03,747 INFO L78 Accepts]: Start accepts. Automaton has 11227 states and 14465 transitions. Word has length 312 [2019-10-03 00:17:03,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:03,750 INFO L475 AbstractCegarLoop]: Abstraction has 11227 states and 14465 transitions. [2019-10-03 00:17:03,750 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 11227 states and 14465 transitions. [2019-10-03 00:17:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-10-03 00:17:03,764 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:03,764 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 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] [2019-10-03 00:17:03,765 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:03,765 INFO L82 PathProgramCache]: Analyzing trace with hash 2012785972, now seen corresponding path program 1 times [2019-10-03 00:17:03,765 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:03,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:03,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:03,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:03,787 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2845 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2845 trivial. 0 not checked. [2019-10-03 00:17:04,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:04,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:04,265 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:04,266 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:04,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:04,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:04,266 INFO L87 Difference]: Start difference. First operand 11227 states and 14465 transitions. Second operand 3 states. [2019-10-03 00:17:06,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:06,439 INFO L93 Difference]: Finished difference Result 11077 states and 14196 transitions. [2019-10-03 00:17:06,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:06,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 353 [2019-10-03 00:17:06,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:06,533 INFO L225 Difference]: With dead ends: 11077 [2019-10-03 00:17:06,533 INFO L226 Difference]: Without dead ends: 11077 [2019-10-03 00:17:06,534 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:06,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11077 states. [2019-10-03 00:17:07,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11077 to 11035. [2019-10-03 00:17:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11035 states. [2019-10-03 00:17:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11035 states to 11035 states and 14135 transitions. [2019-10-03 00:17:07,879 INFO L78 Accepts]: Start accepts. Automaton has 11035 states and 14135 transitions. Word has length 353 [2019-10-03 00:17:07,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:07,880 INFO L475 AbstractCegarLoop]: Abstraction has 11035 states and 14135 transitions. [2019-10-03 00:17:07,881 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 11035 states and 14135 transitions. [2019-10-03 00:17:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2019-10-03 00:17:07,890 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:07,891 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:07,891 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:07,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:07,892 INFO L82 PathProgramCache]: Analyzing trace with hash 197544795, now seen corresponding path program 1 times [2019-10-03 00:17:07,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:07,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:07,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:07,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:07,912 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2876 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2863 trivial. 0 not checked. [2019-10-03 00:17:08,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:08,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:08,389 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:08,391 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:08,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:08,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:08,392 INFO L87 Difference]: Start difference. First operand 11035 states and 14135 transitions. Second operand 3 states. [2019-10-03 00:17:10,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:10,575 INFO L93 Difference]: Finished difference Result 18892 states and 24241 transitions. [2019-10-03 00:17:10,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:10,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2019-10-03 00:17:10,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:10,672 INFO L225 Difference]: With dead ends: 18892 [2019-10-03 00:17:10,673 INFO L226 Difference]: Without dead ends: 18892 [2019-10-03 00:17:10,673 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:10,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18892 states. [2019-10-03 00:17:11,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18892 to 18888. [2019-10-03 00:17:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18888 states. [2019-10-03 00:17:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18888 states to 18888 states and 24239 transitions. [2019-10-03 00:17:11,163 INFO L78 Accepts]: Start accepts. Automaton has 18888 states and 24239 transitions. Word has length 367 [2019-10-03 00:17:11,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:11,166 INFO L475 AbstractCegarLoop]: Abstraction has 18888 states and 24239 transitions. [2019-10-03 00:17:11,167 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 18888 states and 24239 transitions. [2019-10-03 00:17:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2019-10-03 00:17:11,176 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:11,177 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:11,178 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:11,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:11,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1583748189, now seen corresponding path program 1 times [2019-10-03 00:17:11,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:11,200 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:11,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:11,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:11,201 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2876 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2867 trivial. 0 not checked. [2019-10-03 00:17:11,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:11,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:11,727 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:11,728 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:11,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:11,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:11,728 INFO L87 Difference]: Start difference. First operand 18888 states and 24239 transitions. Second operand 5 states. [2019-10-03 00:17:11,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:11,962 INFO L93 Difference]: Finished difference Result 18892 states and 24242 transitions. [2019-10-03 00:17:11,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:11,963 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 367 [2019-10-03 00:17:11,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:12,026 INFO L225 Difference]: With dead ends: 18892 [2019-10-03 00:17:12,027 INFO L226 Difference]: Without dead ends: 18892 [2019-10-03 00:17:12,028 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:12,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18892 states. [2019-10-03 00:17:12,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18892 to 18892. [2019-10-03 00:17:12,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18892 states. [2019-10-03 00:17:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18892 states to 18892 states and 24242 transitions. [2019-10-03 00:17:12,446 INFO L78 Accepts]: Start accepts. Automaton has 18892 states and 24242 transitions. Word has length 367 [2019-10-03 00:17:12,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:12,447 INFO L475 AbstractCegarLoop]: Abstraction has 18892 states and 24242 transitions. [2019-10-03 00:17:12,447 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 18892 states and 24242 transitions. [2019-10-03 00:17:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2019-10-03 00:17:12,457 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:12,458 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 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] [2019-10-03 00:17:12,458 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:12,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:12,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1757689772, now seen corresponding path program 1 times [2019-10-03 00:17:12,459 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:12,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:12,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:12,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:12,477 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2878 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2867 trivial. 0 not checked. [2019-10-03 00:17:13,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:13,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:13,187 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:13,188 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:13,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:13,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:13,188 INFO L87 Difference]: Start difference. First operand 18892 states and 24242 transitions. Second operand 5 states. [2019-10-03 00:17:13,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:13,456 INFO L93 Difference]: Finished difference Result 18896 states and 24245 transitions. [2019-10-03 00:17:13,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:13,457 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 372 [2019-10-03 00:17:13,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:13,537 INFO L225 Difference]: With dead ends: 18896 [2019-10-03 00:17:13,538 INFO L226 Difference]: Without dead ends: 18896 [2019-10-03 00:17:13,538 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18896 states. [2019-10-03 00:17:13,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18896 to 18896. [2019-10-03 00:17:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18896 states. [2019-10-03 00:17:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18896 states to 18896 states and 24245 transitions. [2019-10-03 00:17:14,034 INFO L78 Accepts]: Start accepts. Automaton has 18896 states and 24245 transitions. Word has length 372 [2019-10-03 00:17:14,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:14,034 INFO L475 AbstractCegarLoop]: Abstraction has 18896 states and 24245 transitions. [2019-10-03 00:17:14,034 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 18896 states and 24245 transitions. [2019-10-03 00:17:14,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-10-03 00:17:14,045 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:14,046 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 3, 3, 3, 3, 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] [2019-10-03 00:17:14,046 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:14,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:14,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1773135229, now seen corresponding path program 1 times [2019-10-03 00:17:14,047 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:14,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:14,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:14,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:14,067 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2884 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2871 trivial. 0 not checked. [2019-10-03 00:17:14,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:14,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:14,563 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:14,564 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:14,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:14,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:14,565 INFO L87 Difference]: Start difference. First operand 18896 states and 24245 transitions. Second operand 5 states. [2019-10-03 00:17:14,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:14,839 INFO L93 Difference]: Finished difference Result 18900 states and 24248 transitions. [2019-10-03 00:17:14,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:14,840 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 377 [2019-10-03 00:17:14,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:14,909 INFO L225 Difference]: With dead ends: 18900 [2019-10-03 00:17:14,909 INFO L226 Difference]: Without dead ends: 18900 [2019-10-03 00:17:14,911 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:14,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18900 states. [2019-10-03 00:17:15,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18900 to 18900. [2019-10-03 00:17:15,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18900 states. [2019-10-03 00:17:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18900 states to 18900 states and 24248 transitions. [2019-10-03 00:17:15,360 INFO L78 Accepts]: Start accepts. Automaton has 18900 states and 24248 transitions. Word has length 377 [2019-10-03 00:17:15,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:15,361 INFO L475 AbstractCegarLoop]: Abstraction has 18900 states and 24248 transitions. [2019-10-03 00:17:15,361 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:15,361 INFO L276 IsEmpty]: Start isEmpty. Operand 18900 states and 24248 transitions. [2019-10-03 00:17:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2019-10-03 00:17:15,383 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:15,384 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:15,385 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:15,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:15,386 INFO L82 PathProgramCache]: Analyzing trace with hash -557168116, now seen corresponding path program 1 times [2019-10-03 00:17:15,386 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:15,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:15,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:15,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:15,410 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:16,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2894 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2879 trivial. 0 not checked. [2019-10-03 00:17:16,085 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:16,085 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:16,085 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:16,086 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:16,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:16,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:16,087 INFO L87 Difference]: Start difference. First operand 18900 states and 24248 transitions. Second operand 5 states. [2019-10-03 00:17:16,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:16,291 INFO L93 Difference]: Finished difference Result 18904 states and 24251 transitions. [2019-10-03 00:17:16,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:16,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 382 [2019-10-03 00:17:16,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:16,358 INFO L225 Difference]: With dead ends: 18904 [2019-10-03 00:17:16,358 INFO L226 Difference]: Without dead ends: 18904 [2019-10-03 00:17:16,359 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:16,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18904 states. [2019-10-03 00:17:16,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18904 to 18904. [2019-10-03 00:17:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18904 states. [2019-10-03 00:17:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18904 states to 18904 states and 24251 transitions. [2019-10-03 00:17:16,775 INFO L78 Accepts]: Start accepts. Automaton has 18904 states and 24251 transitions. Word has length 382 [2019-10-03 00:17:16,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:16,776 INFO L475 AbstractCegarLoop]: Abstraction has 18904 states and 24251 transitions. [2019-10-03 00:17:16,776 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:16,776 INFO L276 IsEmpty]: Start isEmpty. Operand 18904 states and 24251 transitions. [2019-10-03 00:17:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-10-03 00:17:16,788 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:16,789 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 5, 4, 4, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:16,789 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:16,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:16,790 INFO L82 PathProgramCache]: Analyzing trace with hash 581992093, now seen corresponding path program 1 times [2019-10-03 00:17:16,790 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:16,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:16,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:16,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:16,811 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2908 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2891 trivial. 0 not checked. [2019-10-03 00:17:17,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:17,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:17,279 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:17,280 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:17,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:17,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:17,280 INFO L87 Difference]: Start difference. First operand 18904 states and 24251 transitions. Second operand 5 states. [2019-10-03 00:17:17,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:17,502 INFO L93 Difference]: Finished difference Result 18908 states and 24254 transitions. [2019-10-03 00:17:17,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:17,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 387 [2019-10-03 00:17:17,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:17,571 INFO L225 Difference]: With dead ends: 18908 [2019-10-03 00:17:17,572 INFO L226 Difference]: Without dead ends: 18908 [2019-10-03 00:17:17,572 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:17,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18908 states. [2019-10-03 00:17:17,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18908 to 18908. [2019-10-03 00:17:17,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18908 states. [2019-10-03 00:17:17,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18908 states to 18908 states and 24254 transitions. [2019-10-03 00:17:17,985 INFO L78 Accepts]: Start accepts. Automaton has 18908 states and 24254 transitions. Word has length 387 [2019-10-03 00:17:17,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:17,986 INFO L475 AbstractCegarLoop]: Abstraction has 18908 states and 24254 transitions. [2019-10-03 00:17:17,986 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:17,986 INFO L276 IsEmpty]: Start isEmpty. Operand 18908 states and 24254 transitions. [2019-10-03 00:17:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-10-03 00:17:18,000 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:18,000 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 6, 5, 5, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:18,001 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:18,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:18,001 INFO L82 PathProgramCache]: Analyzing trace with hash 303469676, now seen corresponding path program 1 times [2019-10-03 00:17:18,001 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:18,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:18,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:18,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:18,020 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2907 trivial. 0 not checked. [2019-10-03 00:17:18,447 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:18,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:18,448 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:18,448 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:18,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:18,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:18,449 INFO L87 Difference]: Start difference. First operand 18908 states and 24254 transitions. Second operand 5 states. [2019-10-03 00:17:18,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:18,768 INFO L93 Difference]: Finished difference Result 18912 states and 24257 transitions. [2019-10-03 00:17:18,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:18,769 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 392 [2019-10-03 00:17:18,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:18,832 INFO L225 Difference]: With dead ends: 18912 [2019-10-03 00:17:18,832 INFO L226 Difference]: Without dead ends: 18912 [2019-10-03 00:17:18,832 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:18,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18912 states. [2019-10-03 00:17:19,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18912 to 18912. [2019-10-03 00:17:19,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18912 states. [2019-10-03 00:17:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18912 states to 18912 states and 24257 transitions. [2019-10-03 00:17:19,220 INFO L78 Accepts]: Start accepts. Automaton has 18912 states and 24257 transitions. Word has length 392 [2019-10-03 00:17:19,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:19,220 INFO L475 AbstractCegarLoop]: Abstraction has 18912 states and 24257 transitions. [2019-10-03 00:17:19,221 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:19,221 INFO L276 IsEmpty]: Start isEmpty. Operand 18912 states and 24257 transitions. [2019-10-03 00:17:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-10-03 00:17:19,235 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:19,236 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 7, 6, 6, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:19,236 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:19,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:19,236 INFO L82 PathProgramCache]: Analyzing trace with hash 160292797, now seen corresponding path program 1 times [2019-10-03 00:17:19,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:19,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:19,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:19,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:19,254 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:19,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2948 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2927 trivial. 0 not checked. [2019-10-03 00:17:19,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:19,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:19,671 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:19,672 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:19,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:19,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:19,672 INFO L87 Difference]: Start difference. First operand 18912 states and 24257 transitions. Second operand 5 states. [2019-10-03 00:17:19,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:19,868 INFO L93 Difference]: Finished difference Result 18916 states and 24260 transitions. [2019-10-03 00:17:19,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:19,868 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 397 [2019-10-03 00:17:19,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:19,934 INFO L225 Difference]: With dead ends: 18916 [2019-10-03 00:17:19,934 INFO L226 Difference]: Without dead ends: 18916 [2019-10-03 00:17:19,937 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:19,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18916 states. [2019-10-03 00:17:20,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18916 to 18916. [2019-10-03 00:17:20,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18916 states. [2019-10-03 00:17:20,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18916 states to 18916 states and 24260 transitions. [2019-10-03 00:17:20,338 INFO L78 Accepts]: Start accepts. Automaton has 18916 states and 24260 transitions. Word has length 397 [2019-10-03 00:17:20,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:20,338 INFO L475 AbstractCegarLoop]: Abstraction has 18916 states and 24260 transitions. [2019-10-03 00:17:20,338 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:20,339 INFO L276 IsEmpty]: Start isEmpty. Operand 18916 states and 24260 transitions. [2019-10-03 00:17:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2019-10-03 00:17:20,353 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:20,354 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 8, 7, 7, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:20,354 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:20,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:20,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1438443828, now seen corresponding path program 1 times [2019-10-03 00:17:20,355 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:20,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:20,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:20,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:20,373 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2974 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 2951 trivial. 0 not checked. [2019-10-03 00:17:20,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:20,819 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:20,819 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:20,820 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:20,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:20,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:20,822 INFO L87 Difference]: Start difference. First operand 18916 states and 24260 transitions. Second operand 5 states. [2019-10-03 00:17:21,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:21,040 INFO L93 Difference]: Finished difference Result 20131 states and 25689 transitions. [2019-10-03 00:17:21,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:21,040 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 402 [2019-10-03 00:17:21,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:21,100 INFO L225 Difference]: With dead ends: 20131 [2019-10-03 00:17:21,100 INFO L226 Difference]: Without dead ends: 20131 [2019-10-03 00:17:21,101 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:21,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20131 states. [2019-10-03 00:17:21,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20131 to 20131. [2019-10-03 00:17:21,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20131 states. [2019-10-03 00:17:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20131 states to 20131 states and 25689 transitions. [2019-10-03 00:17:21,720 INFO L78 Accepts]: Start accepts. Automaton has 20131 states and 25689 transitions. Word has length 402 [2019-10-03 00:17:21,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:21,725 INFO L475 AbstractCegarLoop]: Abstraction has 20131 states and 25689 transitions. [2019-10-03 00:17:21,725 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 20131 states and 25689 transitions. [2019-10-03 00:17:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2019-10-03 00:17:21,742 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:21,743 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 9, 8, 8, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:21,743 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:21,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:21,743 INFO L82 PathProgramCache]: Analyzing trace with hash 653134045, now seen corresponding path program 1 times [2019-10-03 00:17:21,744 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:21,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:21,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:21,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:21,763 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3004 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 2979 trivial. 0 not checked. [2019-10-03 00:17:22,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:22,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:22,151 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:22,152 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:22,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:22,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:22,153 INFO L87 Difference]: Start difference. First operand 20131 states and 25689 transitions. Second operand 5 states. [2019-10-03 00:17:22,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:22,345 INFO L93 Difference]: Finished difference Result 20135 states and 25692 transitions. [2019-10-03 00:17:22,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:22,346 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 407 [2019-10-03 00:17:22,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:22,404 INFO L225 Difference]: With dead ends: 20135 [2019-10-03 00:17:22,404 INFO L226 Difference]: Without dead ends: 20135 [2019-10-03 00:17:22,405 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:22,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20135 states. [2019-10-03 00:17:22,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20135 to 20135. [2019-10-03 00:17:22,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20135 states. [2019-10-03 00:17:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20135 states to 20135 states and 25692 transitions. [2019-10-03 00:17:22,779 INFO L78 Accepts]: Start accepts. Automaton has 20135 states and 25692 transitions. Word has length 407 [2019-10-03 00:17:22,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:22,780 INFO L475 AbstractCegarLoop]: Abstraction has 20135 states and 25692 transitions. [2019-10-03 00:17:22,780 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:22,780 INFO L276 IsEmpty]: Start isEmpty. Operand 20135 states and 25692 transitions. [2019-10-03 00:17:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2019-10-03 00:17:22,793 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:22,794 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 10, 9, 9, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:17:22,795 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:22,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:22,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1002912908, now seen corresponding path program 1 times [2019-10-03 00:17:22,796 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:22,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:22,813 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:22,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:22,813 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:23,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3044 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3019 trivial. 0 not checked. [2019-10-03 00:17:23,161 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:23,162 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:23,162 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:23,162 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:23,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:23,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:23,163 INFO L87 Difference]: Start difference. First operand 20135 states and 25692 transitions. Second operand 3 states. [2019-10-03 00:17:24,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:24,685 INFO L93 Difference]: Finished difference Result 28567 states and 36458 transitions. [2019-10-03 00:17:24,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:24,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 445 [2019-10-03 00:17:24,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:24,766 INFO L225 Difference]: With dead ends: 28567 [2019-10-03 00:17:24,767 INFO L226 Difference]: Without dead ends: 28567 [2019-10-03 00:17:24,768 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:24,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28567 states. [2019-10-03 00:17:25,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28567 to 28506. [2019-10-03 00:17:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28506 states. [2019-10-03 00:17:25,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28506 states to 28506 states and 36395 transitions. [2019-10-03 00:17:25,594 INFO L78 Accepts]: Start accepts. Automaton has 28506 states and 36395 transitions. Word has length 445 [2019-10-03 00:17:25,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:25,594 INFO L475 AbstractCegarLoop]: Abstraction has 28506 states and 36395 transitions. [2019-10-03 00:17:25,594 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:25,594 INFO L276 IsEmpty]: Start isEmpty. Operand 28506 states and 36395 transitions. [2019-10-03 00:17:25,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2019-10-03 00:17:25,607 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:25,607 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 10, 9, 9, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:25,608 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:25,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:25,609 INFO L82 PathProgramCache]: Analyzing trace with hash 376033580, now seen corresponding path program 1 times [2019-10-03 00:17:25,609 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:25,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:25,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:25,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:25,625 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 3038 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3011 trivial. 0 not checked. [2019-10-03 00:17:25,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:25,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:25,985 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:25,985 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:25,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:25,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:25,986 INFO L87 Difference]: Start difference. First operand 28506 states and 36395 transitions. Second operand 5 states. [2019-10-03 00:17:26,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:26,195 INFO L93 Difference]: Finished difference Result 28510 states and 36398 transitions. [2019-10-03 00:17:26,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:26,196 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 412 [2019-10-03 00:17:26,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:26,271 INFO L225 Difference]: With dead ends: 28510 [2019-10-03 00:17:26,272 INFO L226 Difference]: Without dead ends: 28510 [2019-10-03 00:17:26,274 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:26,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28510 states. [2019-10-03 00:17:26,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28510 to 28510. [2019-10-03 00:17:26,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28510 states. [2019-10-03 00:17:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28510 states to 28510 states and 36398 transitions. [2019-10-03 00:17:26,781 INFO L78 Accepts]: Start accepts. Automaton has 28510 states and 36398 transitions. Word has length 412 [2019-10-03 00:17:26,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:26,782 INFO L475 AbstractCegarLoop]: Abstraction has 28510 states and 36398 transitions. [2019-10-03 00:17:26,782 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 28510 states and 36398 transitions. [2019-10-03 00:17:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2019-10-03 00:17:26,796 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:26,797 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 11, 10, 10, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:26,798 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:26,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:26,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1811347965, now seen corresponding path program 1 times [2019-10-03 00:17:26,799 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:26,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:26,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:26,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:26,817 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:27,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3076 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3047 trivial. 0 not checked. [2019-10-03 00:17:27,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:27,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:27,215 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:27,216 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:27,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:27,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:27,217 INFO L87 Difference]: Start difference. First operand 28510 states and 36398 transitions. Second operand 5 states. [2019-10-03 00:17:27,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:27,443 INFO L93 Difference]: Finished difference Result 28514 states and 36401 transitions. [2019-10-03 00:17:27,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:27,444 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 417 [2019-10-03 00:17:27,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:27,534 INFO L225 Difference]: With dead ends: 28514 [2019-10-03 00:17:27,535 INFO L226 Difference]: Without dead ends: 28514 [2019-10-03 00:17:27,535 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:27,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28514 states. [2019-10-03 00:17:27,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28514 to 28514. [2019-10-03 00:17:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28514 states. [2019-10-03 00:17:28,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28514 states to 28514 states and 36401 transitions. [2019-10-03 00:17:28,028 INFO L78 Accepts]: Start accepts. Automaton has 28514 states and 36401 transitions. Word has length 417 [2019-10-03 00:17:28,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:28,029 INFO L475 AbstractCegarLoop]: Abstraction has 28514 states and 36401 transitions. [2019-10-03 00:17:28,029 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:28,030 INFO L276 IsEmpty]: Start isEmpty. Operand 28514 states and 36401 transitions. [2019-10-03 00:17:28,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2019-10-03 00:17:28,043 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:28,043 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 12, 11, 11, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:28,044 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:28,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:28,044 INFO L82 PathProgramCache]: Analyzing trace with hash 757384076, now seen corresponding path program 1 times [2019-10-03 00:17:28,044 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:28,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:28,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:28,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:28,326 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3118 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3087 trivial. 0 not checked. [2019-10-03 00:17:28,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:28,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:28,735 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:28,736 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:28,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:28,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:28,737 INFO L87 Difference]: Start difference. First operand 28514 states and 36401 transitions. Second operand 5 states. [2019-10-03 00:17:28,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:28,954 INFO L93 Difference]: Finished difference Result 28518 states and 36404 transitions. [2019-10-03 00:17:28,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:28,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 422 [2019-10-03 00:17:28,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:29,033 INFO L225 Difference]: With dead ends: 28518 [2019-10-03 00:17:29,033 INFO L226 Difference]: Without dead ends: 28518 [2019-10-03 00:17:29,033 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:29,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28518 states. [2019-10-03 00:17:29,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28518 to 28518. [2019-10-03 00:17:29,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28518 states. [2019-10-03 00:17:29,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28518 states to 28518 states and 36404 transitions. [2019-10-03 00:17:29,501 INFO L78 Accepts]: Start accepts. Automaton has 28518 states and 36404 transitions. Word has length 422 [2019-10-03 00:17:29,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:29,502 INFO L475 AbstractCegarLoop]: Abstraction has 28518 states and 36404 transitions. [2019-10-03 00:17:29,502 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:29,502 INFO L276 IsEmpty]: Start isEmpty. Operand 28518 states and 36404 transitions. [2019-10-03 00:17:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2019-10-03 00:17:29,511 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:29,512 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 13, 12, 12, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:29,512 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:29,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:29,512 INFO L82 PathProgramCache]: Analyzing trace with hash 307147549, now seen corresponding path program 1 times [2019-10-03 00:17:29,512 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:29,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:29,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:29,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:29,527 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:29,908 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3131 trivial. 0 not checked. [2019-10-03 00:17:29,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:29,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:29,909 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:29,909 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:29,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:29,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:29,910 INFO L87 Difference]: Start difference. First operand 28518 states and 36404 transitions. Second operand 5 states. [2019-10-03 00:17:30,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:30,124 INFO L93 Difference]: Finished difference Result 28522 states and 36407 transitions. [2019-10-03 00:17:30,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:30,124 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 427 [2019-10-03 00:17:30,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:30,199 INFO L225 Difference]: With dead ends: 28522 [2019-10-03 00:17:30,199 INFO L226 Difference]: Without dead ends: 28522 [2019-10-03 00:17:30,199 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:30,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28522 states. [2019-10-03 00:17:30,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28522 to 28522. [2019-10-03 00:17:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28522 states. [2019-10-03 00:17:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28522 states to 28522 states and 36407 transitions. [2019-10-03 00:17:30,580 INFO L78 Accepts]: Start accepts. Automaton has 28522 states and 36407 transitions. Word has length 427 [2019-10-03 00:17:30,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:30,580 INFO L475 AbstractCegarLoop]: Abstraction has 28522 states and 36407 transitions. [2019-10-03 00:17:30,581 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 28522 states and 36407 transitions. [2019-10-03 00:17:30,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2019-10-03 00:17:30,594 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:30,594 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 14, 13, 13, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:30,595 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:30,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:30,595 INFO L82 PathProgramCache]: Analyzing trace with hash -863113748, now seen corresponding path program 1 times [2019-10-03 00:17:30,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:30,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:30,610 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:30,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:30,610 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:31,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3214 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3179 trivial. 0 not checked. [2019-10-03 00:17:31,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:31,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:31,356 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:31,357 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:31,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:31,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:31,357 INFO L87 Difference]: Start difference. First operand 28522 states and 36407 transitions. Second operand 5 states. [2019-10-03 00:17:31,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:31,562 INFO L93 Difference]: Finished difference Result 28526 states and 36410 transitions. [2019-10-03 00:17:31,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:31,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 432 [2019-10-03 00:17:31,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:31,683 INFO L225 Difference]: With dead ends: 28526 [2019-10-03 00:17:31,684 INFO L226 Difference]: Without dead ends: 28524 [2019-10-03 00:17:31,685 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:31,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28524 states. [2019-10-03 00:17:32,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28524 to 28524. [2019-10-03 00:17:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28524 states. [2019-10-03 00:17:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28524 states to 28524 states and 36408 transitions. [2019-10-03 00:17:32,274 INFO L78 Accepts]: Start accepts. Automaton has 28524 states and 36408 transitions. Word has length 432 [2019-10-03 00:17:32,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:32,274 INFO L475 AbstractCegarLoop]: Abstraction has 28524 states and 36408 transitions. [2019-10-03 00:17:32,274 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:32,275 INFO L276 IsEmpty]: Start isEmpty. Operand 28524 states and 36408 transitions. [2019-10-03 00:17:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2019-10-03 00:17:32,291 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:32,297 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 15, 14, 14, 3, 3, 3, 3, 3, 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] [2019-10-03 00:17:32,297 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:32,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:32,297 INFO L82 PathProgramCache]: Analyzing trace with hash -65326019, now seen corresponding path program 1 times [2019-10-03 00:17:32,298 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:32,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:32,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:32,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:32,314 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3268 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3231 trivial. 0 not checked. [2019-10-03 00:17:32,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:32,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 00:17:32,667 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:32,667 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 00:17:32,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 00:17:32,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 00:17:32,668 INFO L87 Difference]: Start difference. First operand 28524 states and 36408 transitions. Second operand 5 states. [2019-10-03 00:17:32,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:32,865 INFO L93 Difference]: Finished difference Result 28522 states and 36406 transitions. [2019-10-03 00:17:32,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:17:32,866 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 437 [2019-10-03 00:17:32,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:32,941 INFO L225 Difference]: With dead ends: 28522 [2019-10-03 00:17:32,942 INFO L226 Difference]: Without dead ends: 28294 [2019-10-03 00:17:32,942 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 00:17:32,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28294 states. [2019-10-03 00:17:33,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28294 to 28294. [2019-10-03 00:17:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28294 states. [2019-10-03 00:17:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28294 states to 28294 states and 36135 transitions. [2019-10-03 00:17:33,462 INFO L78 Accepts]: Start accepts. Automaton has 28294 states and 36135 transitions. Word has length 437 [2019-10-03 00:17:33,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:33,463 INFO L475 AbstractCegarLoop]: Abstraction has 28294 states and 36135 transitions. [2019-10-03 00:17:33,463 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 00:17:33,463 INFO L276 IsEmpty]: Start isEmpty. Operand 28294 states and 36135 transitions. [2019-10-03 00:17:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2019-10-03 00:17:33,476 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:33,477 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 5, 5, 5, 4, 4, 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] [2019-10-03 00:17:33,477 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:33,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:33,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1901915718, now seen corresponding path program 1 times [2019-10-03 00:17:33,478 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:33,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:33,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:33,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:33,494 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:33,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2906 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2903 trivial. 0 not checked. [2019-10-03 00:17:33,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:33,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:33,858 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:33,859 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:33,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:33,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:33,860 INFO L87 Difference]: Start difference. First operand 28294 states and 36135 transitions. Second operand 3 states. [2019-10-03 00:17:35,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:35,597 INFO L93 Difference]: Finished difference Result 36436 states and 46459 transitions. [2019-10-03 00:17:35,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:35,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 457 [2019-10-03 00:17:35,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:35,698 INFO L225 Difference]: With dead ends: 36436 [2019-10-03 00:17:35,699 INFO L226 Difference]: Without dead ends: 36436 [2019-10-03 00:17:35,699 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:35,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36436 states. [2019-10-03 00:17:36,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36436 to 36424. [2019-10-03 00:17:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36424 states. [2019-10-03 00:17:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36424 states to 36424 states and 46445 transitions. [2019-10-03 00:17:36,162 INFO L78 Accepts]: Start accepts. Automaton has 36424 states and 46445 transitions. Word has length 457 [2019-10-03 00:17:36,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:36,162 INFO L475 AbstractCegarLoop]: Abstraction has 36424 states and 46445 transitions. [2019-10-03 00:17:36,162 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 36424 states and 46445 transitions. [2019-10-03 00:17:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2019-10-03 00:17:36,174 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:36,174 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 5, 5, 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] [2019-10-03 00:17:36,175 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:36,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:36,175 INFO L82 PathProgramCache]: Analyzing trace with hash -799013054, now seen corresponding path program 1 times [2019-10-03 00:17:36,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:36,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:36,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:36,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:36,190 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2983 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2983 trivial. 0 not checked. [2019-10-03 00:17:36,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:36,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:36,598 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:36,599 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:36,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:36,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:36,599 INFO L87 Difference]: Start difference. First operand 36424 states and 46445 transitions. Second operand 3 states. [2019-10-03 00:17:38,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:38,904 INFO L93 Difference]: Finished difference Result 56817 states and 72249 transitions. [2019-10-03 00:17:38,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:38,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 539 [2019-10-03 00:17:38,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:39,089 INFO L225 Difference]: With dead ends: 56817 [2019-10-03 00:17:39,089 INFO L226 Difference]: Without dead ends: 56465 [2019-10-03 00:17:39,090 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:39,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56465 states. [2019-10-03 00:17:39,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56465 to 56425. [2019-10-03 00:17:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56425 states. [2019-10-03 00:17:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56425 states to 56425 states and 71733 transitions. [2019-10-03 00:17:39,873 INFO L78 Accepts]: Start accepts. Automaton has 56425 states and 71733 transitions. Word has length 539 [2019-10-03 00:17:39,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:39,874 INFO L475 AbstractCegarLoop]: Abstraction has 56425 states and 71733 transitions. [2019-10-03 00:17:39,874 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 56425 states and 71733 transitions. [2019-10-03 00:17:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2019-10-03 00:17:39,886 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:39,887 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 13, 13, 13, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:17:39,887 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:39,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:39,887 INFO L82 PathProgramCache]: Analyzing trace with hash 811305049, now seen corresponding path program 1 times [2019-10-03 00:17:39,888 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:39,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:39,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:39,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:39,899 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:40,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3300 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3289 trivial. 0 not checked. [2019-10-03 00:17:40,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:40,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:40,897 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:40,898 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:40,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:40,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:40,899 INFO L87 Difference]: Start difference. First operand 56425 states and 71733 transitions. Second operand 3 states. [2019-10-03 00:17:42,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:42,670 INFO L93 Difference]: Finished difference Result 67789 states and 85946 transitions. [2019-10-03 00:17:42,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:42,673 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 572 [2019-10-03 00:17:42,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:42,860 INFO L225 Difference]: With dead ends: 67789 [2019-10-03 00:17:42,860 INFO L226 Difference]: Without dead ends: 67789 [2019-10-03 00:17:42,861 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:42,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67789 states. [2019-10-03 00:17:43,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67789 to 67769. [2019-10-03 00:17:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67769 states. [2019-10-03 00:17:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67769 states to 67769 states and 85920 transitions. [2019-10-03 00:17:43,717 INFO L78 Accepts]: Start accepts. Automaton has 67769 states and 85920 transitions. Word has length 572 [2019-10-03 00:17:43,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:43,717 INFO L475 AbstractCegarLoop]: Abstraction has 67769 states and 85920 transitions. [2019-10-03 00:17:43,717 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 67769 states and 85920 transitions. [2019-10-03 00:17:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2019-10-03 00:17:43,733 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:43,734 INFO L411 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 13, 13, 13, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:17:43,734 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:43,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:43,735 INFO L82 PathProgramCache]: Analyzing trace with hash -27728613, now seen corresponding path program 1 times [2019-10-03 00:17:43,735 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:43,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:43,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:43,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:43,749 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 3300 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3289 trivial. 0 not checked. [2019-10-03 00:17:44,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:44,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:44,298 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:44,299 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:44,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:44,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:44,301 INFO L87 Difference]: Start difference. First operand 67769 states and 85920 transitions. Second operand 3 states. [2019-10-03 00:17:46,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:46,383 INFO L93 Difference]: Finished difference Result 78797 states and 99831 transitions. [2019-10-03 00:17:46,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:46,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 572 [2019-10-03 00:17:46,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:46,612 INFO L225 Difference]: With dead ends: 78797 [2019-10-03 00:17:46,612 INFO L226 Difference]: Without dead ends: 78455 [2019-10-03 00:17:46,618 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:46,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78455 states. [2019-10-03 00:17:47,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78455 to 78236. [2019-10-03 00:17:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78236 states. [2019-10-03 00:17:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78236 states to 78236 states and 99130 transitions. [2019-10-03 00:17:47,997 INFO L78 Accepts]: Start accepts. Automaton has 78236 states and 99130 transitions. Word has length 572 [2019-10-03 00:17:47,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:47,998 INFO L475 AbstractCegarLoop]: Abstraction has 78236 states and 99130 transitions. [2019-10-03 00:17:47,998 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 78236 states and 99130 transitions. [2019-10-03 00:17:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2019-10-03 00:17:48,027 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:48,027 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 14, 14, 14, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2019-10-03 00:17:48,027 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:48,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:48,028 INFO L82 PathProgramCache]: Analyzing trace with hash 247073199, now seen corresponding path program 1 times [2019-10-03 00:17:48,028 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:48,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:48,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:48,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:48,045 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3516 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3495 trivial. 0 not checked. [2019-10-03 00:17:48,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:17:48,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:17:48,524 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:48,524 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:17:48,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:17:48,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:48,525 INFO L87 Difference]: Start difference. First operand 78236 states and 99130 transitions. Second operand 3 states. [2019-10-03 00:17:50,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:50,175 INFO L93 Difference]: Finished difference Result 89276 states and 113078 transitions. [2019-10-03 00:17:50,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:17:50,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 635 [2019-10-03 00:17:50,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:50,503 INFO L225 Difference]: With dead ends: 89276 [2019-10-03 00:17:50,504 INFO L226 Difference]: Without dead ends: 89276 [2019-10-03 00:17:50,504 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:17:50,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89276 states. [2019-10-03 00:17:53,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89276 to 89256. [2019-10-03 00:17:53,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89256 states. [2019-10-03 00:17:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89256 states to 89256 states and 113052 transitions. [2019-10-03 00:17:54,069 INFO L78 Accepts]: Start accepts. Automaton has 89256 states and 113052 transitions. Word has length 635 [2019-10-03 00:17:54,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:54,069 INFO L475 AbstractCegarLoop]: Abstraction has 89256 states and 113052 transitions. [2019-10-03 00:17:54,070 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:17:54,070 INFO L276 IsEmpty]: Start isEmpty. Operand 89256 states and 113052 transitions. [2019-10-03 00:17:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2019-10-03 00:17:54,094 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:17:54,094 INFO L411 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 29, 29, 14, 14, 14, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2019-10-03 00:17:54,094 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:17:54,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:54,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1086106861, now seen corresponding path program 1 times [2019-10-03 00:17:54,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:17:54,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:54,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:17:54,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:17:54,108 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:17:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:17:54,726 INFO L134 CoverageAnalysis]: Checked inductivity of 3516 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 3489 trivial. 0 not checked. [2019-10-03 00:17:54,727 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 00:17:54,727 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 00:17:54,728 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 636 with the following transitions: [2019-10-03 00:17:54,731 INFO L207 CegarAbsIntRunner]: [584], [585], [837], [839], [850], [853], [854], [874], [876], [877], [898], [900], [905], [907], [912], [916], [1169], [1171], [1172], [1204], [1207], [1209], [1210], [1222], [1223], [1250], [1251], [1421], [1422], [1451], [1517], [1519], [1525], [1527], [1553], [1555], [1556], [1674], [1680], [1681], [1685], [1687], [1701], [1703], [1706], [1712], [1714], [1719], [1721], [1723], [1737], [1739], [1742], [1749], [1851], [2044], [2046], [2047], [2280], [2282], [2283], [2365], [2370], [2375], [2380], [2385], [2390], [2395], [2400], [2405], [2408], [2457], [2459], [2461], [2464], [2469], [2762], [2786], [2787], [2792], [2795], [2798], [2801], [2803], [2806], [2980], [2981], [2985], [2987], [2989], [2991], [2993], [2995], [2997], [2999], [3001], [3003], [3005], [3007], [3009], [3011], [3013], [3015], [3017], [3019], [3021], [3023], [3025], [3027], [3029], [3031], [3033], [3035], [3037], [3039], [3041], [3043], [3044], [3183], [3185], [3187], [3188], [3319], [3584], [3719], [3720], [3721], [3722], [3813], [3815], [3818], [3820], [3823], [3827], [3828], [3833], [3836], [3838], [3843], [3848], [3853], [3858], [3863], [3866], [3868], [3871], [3940], [3970], [3972], [3974], [3976], [3981], [3985], [3987], [3989], [3991], [3993], [3995], [4000], [4052], [4507], [4558], [4559], [5777], [5779], [5780], [5843], [5845], [5848], [5864], [6074], [6268], [6318], [6319], [6885], [7157], [7158], [7522], [7523], [7536], [7537], [7542], [7543], [7544], [7545], [7596], [7597], [7612], [7613], [7614], [7615], [7616], [7617], [7710], [7742], [7743], [7764], [7765], [7806], [7807], [7812], [7813], [7814], [7815], [7820], [7821], [7824], [7825], [7826], [7922], [7923], [7994], [7995], [8068], [8069], [8070], [8071], [8072], [8073], [8074], [8075], [8132], [8148], [8149], [8150], [8151], [8152], [8153], [8154], [8155], [8156], [8157], [8216], [8217], [8218], [8219], [8220], [8221], [8222], [8223], [8224], [8225], [8226], [8227], [8228], [8229], [8230], [8231], [8232], [8233], [8234], [8235], [8236], [8237], [8238], [8239], [8240], [8241], [8242], [8243], [8244], [8245], [8246], [8247], [8248], [8249], [8250], [8251], [8252], [8253], [8254], [8255], [8256], [8257], [8258], [8259], [8260], [8261], [8262], [8263], [8264], [8265], [8266], [8267], [8268], [8269], [8270], [8271], [8272], [8273], [8312], [8313], [8314], [8315], [8420], [8421], [8422], [8436], [8437], [8488], [8489], [8490], [8491], [8492], [8493], [8494], [8495], [8500], [8501], [8502], [8524], [8525], [8526], [8527], [8528], [8529], [8530], [8531], [8532], [8533], [8534], [8535], [8536], [8537], [8538], [8539], [8540], [8541], [8734], [9074], [9075], [9106], [9107], [9150], [9156], [9157], [9158], [9178], [9442], [9443] [2019-10-03 00:17:54,802 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 00:17:54,802 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 00:17:55,172 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 00:17:55,174 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 367 root evaluator evaluations with a maximum evaluation depth of 0. Performed 367 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 808 variables. [2019-10-03 00:17:55,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:17:55,179 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 00:17:55,382 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 00:17:55,382 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 00:17:55,401 INFO L420 sIntCurrentIteration]: We unified 634 AI predicates to 634 [2019-10-03 00:17:55,401 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 00:17:55,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 00:17:55,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-10-03 00:17:55,403 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:17:55,406 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 00:17:55,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 00:17:55,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:17:55,407 INFO L87 Difference]: Start difference. First operand 89256 states and 113052 transitions. Second operand 2 states. [2019-10-03 00:17:55,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:17:55,408 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 00:17:55,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 00:17:55,409 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 635 [2019-10-03 00:17:55,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:17:55,409 INFO L225 Difference]: With dead ends: 2 [2019-10-03 00:17:55,409 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 00:17:55,410 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 634 GetRequests, 634 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 00:17:55,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 00:17:55,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 00:17:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 00:17:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 00:17:55,410 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 635 [2019-10-03 00:17:55,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:17:55,411 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 00:17:55,411 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 00:17:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 00:17:55,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 00:17:55,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 12:17:55 BoogieIcfgContainer [2019-10-03 00:17:55,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 00:17:55,423 INFO L168 Benchmark]: Toolchain (without parser) took 97988.06 ms. Allocated memory was 138.4 MB in the beginning and 2.7 GB in the end (delta: 2.6 GB). Free memory was 67.6 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,424 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7668.80 ms. Allocated memory was 138.4 MB in the beginning and 396.9 MB in the end (delta: 258.5 MB). Free memory was 67.4 MB in the beginning and 214.9 MB in the end (delta: -147.5 MB). Peak memory consumption was 274.4 MB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,431 INFO L168 Benchmark]: Boogie Preprocessor took 500.40 ms. Allocated memory is still 396.9 MB. Free memory was 214.9 MB in the beginning and 149.9 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,432 INFO L168 Benchmark]: RCFGBuilder took 32530.79 ms. Allocated memory was 396.9 MB in the beginning and 1.2 GB in the end (delta: 835.7 MB). Free memory was 149.9 MB in the beginning and 193.8 MB in the end (delta: -43.9 MB). Peak memory consumption was 812.9 MB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,436 INFO L168 Benchmark]: TraceAbstraction took 57282.36 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 193.8 MB in the beginning and 1.2 GB in the end (delta: -984.4 MB). Peak memory consumption was 515.1 MB. Max. memory is 7.1 GB. [2019-10-03 00:17:55,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 7668.80 ms. Allocated memory was 138.4 MB in the beginning and 396.9 MB in the end (delta: 258.5 MB). Free memory was 67.4 MB in the beginning and 214.9 MB in the end (delta: -147.5 MB). Peak memory consumption was 274.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 500.40 ms. Allocated memory is still 396.9 MB. Free memory was 214.9 MB in the beginning and 149.9 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 32530.79 ms. Allocated memory was 396.9 MB in the beginning and 1.2 GB in the end (delta: 835.7 MB). Free memory was 149.9 MB in the beginning and 193.8 MB in the end (delta: -43.9 MB). Peak memory consumption was 812.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 57282.36 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 193.8 MB in the beginning and 1.2 GB in the end (delta: -984.4 MB). Peak memory consumption was 515.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16803]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16827]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16839]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16815]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 587 procedures, 4518 locations, 4 error locations. SAFE Result, 57.1s OverallTime, 26 OverallIterations, 30 TraceHistogramMax, 24.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 113349 SDtfs, 84277 SDslu, 153675 SDs, 0 SdLazy, 841 SolverSat, 102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 795 GetRequests, 695 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89256occurred in iteration=25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.0425867507886437 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 17.4s AutomataMinimizationTime, 26 MinimizatonAttempts, 466 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.8s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 11221 NumberOfCodeBlocks, 11221 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 11195 ConstructedInterpolants, 0 QuantifiedInterpolants, 5652284 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 25 PerfectInterpolantSequences, 79131/79140 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...