java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 05:02:18,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 05:02:18,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 05:02:18,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 05:02:18,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 05:02:18,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 05:02:18,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 05:02:18,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 05:02:18,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 05:02:18,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 05:02:18,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 05:02:18,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 05:02:18,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 05:02:18,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 05:02:18,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 05:02:18,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 05:02:18,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 05:02:18,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 05:02:18,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 05:02:18,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 05:02:18,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 05:02:18,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 05:02:18,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 05:02:18,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 05:02:18,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 05:02:18,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 05:02:18,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 05:02:18,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 05:02:18,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 05:02:18,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 05:02:18,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 05:02:18,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 05:02:18,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 05:02:18,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 05:02:18,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 05:02:18,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 05:02:18,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 05:02:18,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 05:02:18,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 05:02:18,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 05:02:18,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 05:02:18,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 05:02:18,251 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 05:02:18,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 05:02:18,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 05:02:18,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 05:02:18,253 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 05:02:18,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 05:02:18,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 05:02:18,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 05:02:18,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 05:02:18,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 05:02:18,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 05:02:18,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 05:02:18,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 05:02:18,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 05:02:18,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 05:02:18,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 05:02:18,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 05:02:18,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 05:02:18,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 05:02:18,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 05:02:18,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 05:02:18,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 05:02:18,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 05:02:18,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 05:02:18,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 05:02:18,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 05:02:18,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 05:02:18,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 05:02:18,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 05:02:18,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 05:02:18,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 05:02:18,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 05:02:18,551 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 05:02:18,551 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 05:02:18,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-10-07 05:02:18,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d335ad6a/4b3290ab897946efa37ebdca27a1b844/FLAGa50ae2b4b [2019-10-07 05:02:19,607 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 05:02:19,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-10-07 05:02:19,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d335ad6a/4b3290ab897946efa37ebdca27a1b844/FLAGa50ae2b4b [2019-10-07 05:02:19,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d335ad6a/4b3290ab897946efa37ebdca27a1b844 [2019-10-07 05:02:19,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 05:02:19,981 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 05:02:19,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 05:02:19,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 05:02:19,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 05:02:19,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 05:02:19" (1/1) ... [2019-10-07 05:02:19,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@580da5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:19, skipping insertion in model container [2019-10-07 05:02:19,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 05:02:19" (1/1) ... [2019-10-07 05:02:20,006 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 05:02:20,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 05:02:25,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 05:02:25,321 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 05:02:25,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 05:02:26,816 INFO L192 MainTranslator]: Completed translation [2019-10-07 05:02:26,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26 WrapperNode [2019-10-07 05:02:26,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 05:02:26,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 05:02:26,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 05:02:26,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 05:02:26,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:26,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:26,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:26,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:27,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:27,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:27,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... [2019-10-07 05:02:27,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 05:02:27,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 05:02:27,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 05:02:27,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 05:02:27,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 05:02:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 05:02:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 05:02:27,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-07 05:02:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 05:02:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 05:02:27,646 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 05:02:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 05:02:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 05:02:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 05:02:27,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-07 05:02:27,648 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-07 05:02:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-07 05:02:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 05:02:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-07 05:02:27,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 05:02:27,650 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 05:02:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-07 05:02:27,652 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-07 05:02:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock_bh [2019-10-07 05:02:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2019-10-07 05:02:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-07 05:02:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2019-10-07 05:02:27,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_dsss_chan_to_freq [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2019-10-07 05:02:27,654 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2019-10-07 05:02:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2019-10-07 05:02:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2019-10-07 05:02:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2019-10-07 05:02:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_akm_suite_to_key_mgmt [2019-10-07 05:02:27,655 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_reset [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter [2019-10-07 05:02:27,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2019-10-07 05:02:27,657 INFO L138 BoogieDeclarations]: Found implementation of procedure get_association_info [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2019-10-07 05:02:27,658 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rts_threshold [2019-10-07 05:02:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_frag_threshold [2019-10-07 05:02:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2019-10-07 05:02:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2019-10-07 05:02:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2019-10-07 05:02:27,659 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current_channel [2019-10-07 05:02:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2019-10-07 05:02:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wpa_key [2019-10-07 05:02:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure restore_key [2019-10-07 05:02:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure restore_keys [2019-10-07 05:02:27,660 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_key [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_key [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_pmkid [2019-10-07 05:02:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure update_pmkid [2019-10-07 05:02:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_change_virtual_intf [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_tx_power [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_tx_power [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_scan [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_bss_info_update [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2019-10-07 05:02:27,663 INFO L138 BoogieDeclarations]: Found implementation of procedure check_bssid_list_item [2019-10-07 05:02:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2019-10-07 05:02:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_scan_results [2019-10-07 05:02:27,664 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_connect [2019-10-07 05:02:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_disconnect [2019-10-07 05:02:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_join_ibss [2019-10-07 05:02:27,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_leave_ibss [2019-10-07 05:02:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_add_key [2019-10-07 05:02:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_key [2019-10-07 05:02:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_default_key [2019-10-07 05:02:27,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_get_station [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_dump_station [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_pmksa [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_del_pmksa [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_flush_pmksa [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_power_mgmt [2019-10-07 05:02:27,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_cqm_rssi_config [2019-10-07 05:02:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_craft_connected_bss [2019-10-07 05:02:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_do_link_up_work [2019-10-07 05:02:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_do_link_down_work [2019-10-07 05:02:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_worker [2019-10-07 05:02:27,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_auth_indication [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_pmkid_cand_list_indication [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_media_specific_indication [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_get_caps [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_do_cqm [2019-10-07 05:02:27,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_device_poller [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2019-10-07 05:02:27,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2019-10-07 05:02:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2019-10-07 05:02:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2019-10-07 05:02:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_driver_init [2019-10-07 05:02:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_driver_exit [2019-10-07 05:02:27,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2019-10-07 05:02:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_rndis_wlan_driver_init_11_15 [2019-10-07 05:02:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-10-07 05:02:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2019-10-07 05:02:27,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_7_11_4 [2019-10-07 05:02:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_11_5 [2019-10-07 05:02:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_4_11_6 [2019-10-07 05:02:27,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_io_instance_5_11_7 [2019-10-07 05:02:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_6_2 [2019-10-07 05:02:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_8_2 [2019-10-07 05:02:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_6_3 [2019-10-07 05:02:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_3 [2019-10-07 05:02:27,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2019-10-07 05:02:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_7_11_8 [2019-10-07 05:02:27,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_11_9 [2019-10-07 05:02:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_4_11_10 [2019-10-07 05:02:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_io_instance_5_11_11 [2019-10-07 05:02:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-10-07 05:02:27,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-10-07 05:02:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-10-07 05:02:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-10-07 05:02:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-10-07 05:02:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_8 [2019-10-07 05:02:27,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_9 [2019-10-07 05:02:27,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2019-10-07 05:02:27,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 05:02:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-10-07 05:02:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_21 [2019-10-07 05:02:27,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_24 [2019-10-07 05:02:27,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_27 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_28 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_31 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_32 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_35 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_38 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_39 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_4 [2019-10-07 05:02:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_40 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_41 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_44 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_47 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_48 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_51 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_1_54 [2019-10-07 05:02:27,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_17 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_20 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_21 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_22 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_23 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_26 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_2_4 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_17 [2019-10-07 05:02:27,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_20 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_21 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_22 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_23 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_26 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_3_4 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_17 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_20 [2019-10-07 05:02:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_21 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_22 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_23 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_26 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_callback_4_4 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_1_11 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_2_11 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_3_11 [2019-10-07 05:02:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_probe_4_11 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_1_2 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_2_2 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_3_2 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_io_instance_release_4_2 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_cfg80211_ops_io_instance_1 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_2 [2019-10-07 05:02:27,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_3 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_io_instance_4 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-10-07 05:02:27,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_14 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_14 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_5 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_14 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_5 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_14 [2019-10-07 05:02:27,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_5 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_1 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_5_3 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_1 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_6_4 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_1 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_7_15 [2019-10-07 05:02:27,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_8_1 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_8_4 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_6 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_8 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_7_9 [2019-10-07 05:02:27,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_7_10 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_7_13 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_7_7 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_7_8 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_7 [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-07 05:02:27,700 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_55 [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_57 [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_60 [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_61 [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-07 05:02:27,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-07 05:02:27,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 05:02:27,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-07 05:02:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 05:02:27,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-07 05:02:27,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-07 05:02:27,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-07 05:02:27,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-07 05:02:27,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-07 05:02:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-07 05:02:27,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-07 05:02:27,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-07 05:02:27,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 05:02:27,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-07 05:02:27,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-07 05:02:27,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 05:02:27,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-07 05:02:27,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee80211_get_channel [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 05:02:27,724 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_connect_result [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_cqm_rssi_notify [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_disconnected [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_ibss_joined [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss_width [2019-10-07 05:02:27,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_pmksa_candidate_notify [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_roamed [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-07 05:02:27,726 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-10-07 05:02:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-07 05:02:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-07 05:02:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-07 05:02:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_rndis_bind [2019-10-07 05:02:27,727 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-07 05:02:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2019-10-07 05:02:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 05:02:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure krealloc [2019-10-07 05:02:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-07 05:02:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-07 05:02:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-07 05:02:27,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 05:02:27,730 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2019-10-07 05:02:27,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_unbind [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2019-10-07 05:02:27,732 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-10-07 05:02:27,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_new [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_register [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_unregister [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 05:02:27,734 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 05:02:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 05:02:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 05:02:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 05:02:27,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-07 05:02:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 05:02:27,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 05:02:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-07 05:02:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 05:02:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-07 05:02:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-07 05:02:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_55 [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_57 [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-07 05:02:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2019-10-07 05:02:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure krealloc [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 05:02:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock_bh [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-07 05:02:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_60 [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_61 [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-10-07 05:02:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_dsss_chan_to_freq [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_new [2019-10-07 05:02:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_register [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_unregister [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee80211_get_channel [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss_width [2019-10-07 05:02:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_ibss_joined [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_connect_result [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_roamed [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_disconnected [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_cqm_rssi_notify [2019-10-07 05:02:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_pmksa_candidate_notify [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2019-10-07 05:02:27,753 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure generic_rndis_bind [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_unbind [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2019-10-07 05:02:27,754 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_change_virtual_intf [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_scan [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_tx_power [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_tx_power [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_connect [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_disconnect [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_join_ibss [2019-10-07 05:02:27,755 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_leave_ibss [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_add_key [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_key [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_default_key [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_station [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_dump_station [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_pmksa [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_del_pmksa [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_flush_pmksa [2019-10-07 05:02:27,756 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_power_mgmt [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_cqm_rssi_config [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_akm_suite_to_key_mgmt [2019-10-07 05:02:27,757 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2019-10-07 05:02:27,758 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_reset [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure restore_keys [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2019-10-07 05:02:27,759 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure get_association_info [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2019-10-07 05:02:27,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_rts_threshold [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_frag_threshold [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure get_current_channel [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure add_wpa_key [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure restore_key [2019-10-07 05:02:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure clear_key [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure remove_key [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure remove_pmkid [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure update_pmkid [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_bss_info_update [2019-10-07 05:02:27,762 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure check_bssid_list_item [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_get_scan_results [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_craft_connected_bss [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_do_link_up_work [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_do_link_down_work [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_worker [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2019-10-07 05:02:27,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_auth_indication [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_pmkid_cand_list_indication [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_media_specific_indication [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_get_caps [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_do_cqm [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_device_poller [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2019-10-07 05:02:27,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2019-10-07 05:02:27,765 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_driver_init [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_driver_exit [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_rndis_wlan_driver_init_11_15 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_7_11_4 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_11_5 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_4_11_6 [2019-10-07 05:02:27,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_io_instance_5_11_7 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_6_2 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_8_2 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_6_3 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_3 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_7_11_8 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_11_9 [2019-10-07 05:02:27,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_4_11_10 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_io_instance_5_11_11 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_8 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_9 [2019-10-07 05:02:27,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_21 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_24 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_27 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_28 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_31 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_32 [2019-10-07 05:02:27,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_35 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_38 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_39 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_4 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_40 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_41 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_44 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_47 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_48 [2019-10-07 05:02:27,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_51 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_1_54 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_17 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_20 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_21 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_22 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_23 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_26 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_2_4 [2019-10-07 05:02:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_17 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_20 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_21 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_22 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_23 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_26 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_3_4 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_17 [2019-10-07 05:02:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_20 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_21 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_22 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_23 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_26 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_callback_4_4 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_1_11 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_2_11 [2019-10-07 05:02:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_3_11 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_probe_4_11 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_1_2 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_2_2 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_3_2 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_io_instance_release_4_2 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2019-10-07 05:02:27,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_cfg80211_ops_io_instance_1 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_2 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_3 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_io_instance_4 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2019-10-07 05:02:27,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_14 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_14 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_5 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_14 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_5 [2019-10-07 05:02:27,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_14 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_5 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_1 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_5_3 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_1 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_6_4 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_1 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_7_15 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_8_1 [2019-10-07 05:02:27,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_8_4 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_6 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_8 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_7_9 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_7_10 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_7_13 [2019-10-07 05:02:27,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_7_7 [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_7_8 [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_7 [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-07 05:02:27,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-07 05:02:27,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 05:02:27,781 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 05:02:27,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-07 05:02:27,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-07 05:02:27,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-07 05:02:27,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-07 05:02:27,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-07 05:02:27,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-07 05:02:27,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 05:02:27,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 05:02:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 05:02:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 05:02:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 05:02:27,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 05:02:41,138 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-10-07 05:02:41,798 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~32.base, ~#descriptor~32.offset);havoc ~#descriptor~32.base, ~#descriptor~32.offset;call ULTIMATE.dealloc(~#descriptor___0~9.base, ~#descriptor___0~9.offset);havoc ~#descriptor___0~9.base, ~#descriptor___0~9.offset; [2019-10-07 05:02:42,089 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 05:04:34,040 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 05:04:34,041 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-07 05:04:34,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 05:04:34 BoogieIcfgContainer [2019-10-07 05:04:34,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 05:04:34,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 05:04:34,045 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 05:04:34,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 05:04:34,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 05:02:19" (1/3) ... [2019-10-07 05:04:34,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7ff699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 05:04:34, skipping insertion in model container [2019-10-07 05:04:34,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 05:02:26" (2/3) ... [2019-10-07 05:04:34,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7ff699 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 05:04:34, skipping insertion in model container [2019-10-07 05:04:34,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 05:04:34" (3/3) ... [2019-10-07 05:04:34,051 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2019-10-07 05:04:34,061 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 05:04:34,071 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-07 05:04:34,081 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-07 05:04:34,119 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 05:04:34,119 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 05:04:34,119 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 05:04:34,120 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 05:04:34,120 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 05:04:34,120 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 05:04:34,120 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 05:04:34,120 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 05:04:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states. [2019-10-07 05:04:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-10-07 05:04:34,222 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:04:34,224 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:04:34,226 INFO L410 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]=== [2019-10-07 05:04:34,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:04:34,232 INFO L82 PathProgramCache]: Analyzing trace with hash 954377050, now seen corresponding path program 1 times [2019-10-07 05:04:34,240 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:04:34,241 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:04:34,241 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:04:34,241 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:04:34,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:04:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:04:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3150 trivial. 0 not checked. [2019-10-07 05:04:36,785 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:04:36,786 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:04:36,786 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:04:36,791 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:04:36,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:04:36,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:04:36,808 INFO L87 Difference]: Start difference. First operand 3289 states. Second operand 3 states. [2019-10-07 05:05:04,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:05:04,984 INFO L93 Difference]: Finished difference Result 7914 states and 10753 transitions. [2019-10-07 05:05:04,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:05:04,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-10-07 05:05:04,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:05:05,048 INFO L225 Difference]: With dead ends: 7914 [2019-10-07 05:05:05,048 INFO L226 Difference]: Without dead ends: 5225 [2019-10-07 05:05:05,072 INFO L606 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 [2019-10-07 05:05:05,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5225 states. [2019-10-07 05:05:05,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5225 to 5221. [2019-10-07 05:05:05,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5221 states. [2019-10-07 05:05:05,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 5221 states and 7017 transitions. [2019-10-07 05:05:05,461 INFO L78 Accepts]: Start accepts. Automaton has 5221 states and 7017 transitions. Word has length 295 [2019-10-07 05:05:05,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:05:05,463 INFO L462 AbstractCegarLoop]: Abstraction has 5221 states and 7017 transitions. [2019-10-07 05:05:05,463 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:05:05,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5221 states and 7017 transitions. [2019-10-07 05:05:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-10-07 05:05:05,483 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:05:05,484 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:05:05,484 INFO L410 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]=== [2019-10-07 05:05:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:05:05,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1103134524, now seen corresponding path program 1 times [2019-10-07 05:05:05,485 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:05:05,485 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:05:05,485 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:05:05,485 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:05:05,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:05:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:05:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3156 trivial. 0 not checked. [2019-10-07 05:05:08,558 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:05:08,558 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:05:08,558 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:05:08,562 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:05:08,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:05:08,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:05:08,562 INFO L87 Difference]: Start difference. First operand 5221 states and 7017 transitions. Second operand 3 states. [2019-10-07 05:05:37,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:05:37,307 INFO L93 Difference]: Finished difference Result 15217 states and 20465 transitions. [2019-10-07 05:05:37,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:05:37,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 350 [2019-10-07 05:05:37,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:05:37,425 INFO L225 Difference]: With dead ends: 15217 [2019-10-07 05:05:37,425 INFO L226 Difference]: Without dead ends: 10086 [2019-10-07 05:05:37,468 INFO L606 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 [2019-10-07 05:05:37,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10086 states. [2019-10-07 05:05:38,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10086 to 10046. [2019-10-07 05:05:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10046 states. [2019-10-07 05:05:38,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10046 states to 10046 states and 13495 transitions. [2019-10-07 05:05:38,161 INFO L78 Accepts]: Start accepts. Automaton has 10046 states and 13495 transitions. Word has length 350 [2019-10-07 05:05:38,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:05:38,166 INFO L462 AbstractCegarLoop]: Abstraction has 10046 states and 13495 transitions. [2019-10-07 05:05:38,166 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:05:38,167 INFO L276 IsEmpty]: Start isEmpty. Operand 10046 states and 13495 transitions. [2019-10-07 05:05:38,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2019-10-07 05:05:38,190 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:05:38,191 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:05:38,191 INFO L410 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]=== [2019-10-07 05:05:38,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:05:38,192 INFO L82 PathProgramCache]: Analyzing trace with hash 761082202, now seen corresponding path program 1 times [2019-10-07 05:05:38,192 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:05:38,193 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:05:38,193 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:05:38,193 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:05:38,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:05:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:05:39,332 INFO L134 CoverageAnalysis]: Checked inductivity of 3156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3156 trivial. 0 not checked. [2019-10-07 05:05:39,332 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:05:39,333 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:05:39,333 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:05:39,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:05:39,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:05:39,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:05:39,335 INFO L87 Difference]: Start difference. First operand 10046 states and 13495 transitions. Second operand 3 states. [2019-10-07 05:06:08,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:06:08,145 INFO L93 Difference]: Finished difference Result 24767 states and 33260 transitions. [2019-10-07 05:06:08,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:06:08,145 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2019-10-07 05:06:08,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:06:08,254 INFO L225 Difference]: With dead ends: 24767 [2019-10-07 05:06:08,254 INFO L226 Difference]: Without dead ends: 14811 [2019-10-07 05:06:08,306 INFO L606 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 [2019-10-07 05:06:08,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14811 states. [2019-10-07 05:06:08,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14811 to 14775. [2019-10-07 05:06:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14775 states. [2019-10-07 05:06:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14775 states to 14775 states and 19796 transitions. [2019-10-07 05:06:09,027 INFO L78 Accepts]: Start accepts. Automaton has 14775 states and 19796 transitions. Word has length 342 [2019-10-07 05:06:09,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:06:09,028 INFO L462 AbstractCegarLoop]: Abstraction has 14775 states and 19796 transitions. [2019-10-07 05:06:09,028 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:06:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 14775 states and 19796 transitions. [2019-10-07 05:06:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-10-07 05:06:09,053 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:06:09,053 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:06:09,054 INFO L410 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]=== [2019-10-07 05:06:09,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:06:09,055 INFO L82 PathProgramCache]: Analyzing trace with hash 2072807633, now seen corresponding path program 1 times [2019-10-07 05:06:09,055 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:06:09,055 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:06:09,055 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:06:09,055 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:06:09,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:06:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:06:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3156 trivial. 0 not checked. [2019-10-07 05:06:10,071 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:06:10,071 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:06:10,072 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:06:10,072 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:06:10,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:06:10,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:06:10,073 INFO L87 Difference]: Start difference. First operand 14775 states and 19796 transitions. Second operand 3 states. [2019-10-07 05:06:38,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:06:38,874 INFO L93 Difference]: Finished difference Result 38834 states and 52004 transitions. [2019-10-07 05:06:38,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:06:38,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 343 [2019-10-07 05:06:38,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:06:39,023 INFO L225 Difference]: With dead ends: 38834 [2019-10-07 05:06:39,023 INFO L226 Difference]: Without dead ends: 24149 [2019-10-07 05:06:39,098 INFO L606 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 [2019-10-07 05:06:39,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24149 states. [2019-10-07 05:06:40,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24149 to 24101. [2019-10-07 05:06:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24101 states. [2019-10-07 05:06:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24101 states to 24101 states and 32205 transitions. [2019-10-07 05:06:40,514 INFO L78 Accepts]: Start accepts. Automaton has 24101 states and 32205 transitions. Word has length 343 [2019-10-07 05:06:40,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:06:40,517 INFO L462 AbstractCegarLoop]: Abstraction has 24101 states and 32205 transitions. [2019-10-07 05:06:40,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:06:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 24101 states and 32205 transitions. [2019-10-07 05:06:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-10-07 05:06:40,544 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:06:40,545 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:06:40,545 INFO L410 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]=== [2019-10-07 05:06:40,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:06:40,546 INFO L82 PathProgramCache]: Analyzing trace with hash 487492732, now seen corresponding path program 1 times [2019-10-07 05:06:40,546 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:06:40,546 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:06:40,547 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:06:40,547 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:06:40,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:06:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:06:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3156 trivial. 0 not checked. [2019-10-07 05:06:41,534 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:06:41,534 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:06:41,534 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:06:41,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:06:41,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:06:41,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:06:41,535 INFO L87 Difference]: Start difference. First operand 24101 states and 32205 transitions. Second operand 3 states. [2019-10-07 05:07:10,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:07:10,815 INFO L93 Difference]: Finished difference Result 65590 states and 87701 transitions. [2019-10-07 05:07:10,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:07:10,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 344 [2019-10-07 05:07:10,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:07:11,073 INFO L225 Difference]: With dead ends: 65590 [2019-10-07 05:07:11,073 INFO L226 Difference]: Without dead ends: 41579 [2019-10-07 05:07:11,172 INFO L606 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 [2019-10-07 05:07:11,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41579 states. [2019-10-07 05:07:14,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41579 to 41519. [2019-10-07 05:07:14,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41519 states. [2019-10-07 05:07:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41519 states to 41519 states and 55437 transitions. [2019-10-07 05:07:15,112 INFO L78 Accepts]: Start accepts. Automaton has 41519 states and 55437 transitions. Word has length 344 [2019-10-07 05:07:15,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:07:15,113 INFO L462 AbstractCegarLoop]: Abstraction has 41519 states and 55437 transitions. [2019-10-07 05:07:15,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:07:15,113 INFO L276 IsEmpty]: Start isEmpty. Operand 41519 states and 55437 transitions. [2019-10-07 05:07:15,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2019-10-07 05:07:15,136 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:07:15,136 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 4, 4, 4, 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] [2019-10-07 05:07:15,137 INFO L410 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]=== [2019-10-07 05:07:15,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:07:15,137 INFO L82 PathProgramCache]: Analyzing trace with hash -2131853608, now seen corresponding path program 1 times [2019-10-07 05:07:15,137 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:07:15,137 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:15,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:15,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:15,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:07:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:07:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 3197 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3184 trivial. 0 not checked. [2019-10-07 05:07:16,074 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:16,074 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:07:16,074 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:07:16,075 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:07:16,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:07:16,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:07:16,075 INFO L87 Difference]: Start difference. First operand 41519 states and 55437 transitions. Second operand 5 states. [2019-10-07 05:07:17,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:07:17,019 INFO L93 Difference]: Finished difference Result 41525 states and 55442 transitions. [2019-10-07 05:07:17,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:07:17,019 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 373 [2019-10-07 05:07:17,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:07:17,259 INFO L225 Difference]: With dead ends: 41525 [2019-10-07 05:07:17,259 INFO L226 Difference]: Without dead ends: 41523 [2019-10-07 05:07:17,291 INFO L606 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 [2019-10-07 05:07:17,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41523 states. [2019-10-07 05:07:18,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41523 to 41523. [2019-10-07 05:07:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41523 states. [2019-10-07 05:07:18,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41523 states to 41523 states and 55440 transitions. [2019-10-07 05:07:18,845 INFO L78 Accepts]: Start accepts. Automaton has 41523 states and 55440 transitions. Word has length 373 [2019-10-07 05:07:18,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:07:18,846 INFO L462 AbstractCegarLoop]: Abstraction has 41523 states and 55440 transitions. [2019-10-07 05:07:18,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:07:18,846 INFO L276 IsEmpty]: Start isEmpty. Operand 41523 states and 55440 transitions. [2019-10-07 05:07:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-10-07 05:07:18,867 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:07:18,868 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 4, 4, 4, 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] [2019-10-07 05:07:18,868 INFO L410 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]=== [2019-10-07 05:07:18,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:07:18,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1107121378, now seen corresponding path program 1 times [2019-10-07 05:07:18,869 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:07:18,869 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:18,869 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:18,869 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:18,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:07:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:07:20,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3199 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3184 trivial. 0 not checked. [2019-10-07 05:07:20,108 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:20,109 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:07:20,109 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:07:20,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:07:20,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:07:20,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:07:20,111 INFO L87 Difference]: Start difference. First operand 41523 states and 55440 transitions. Second operand 5 states. [2019-10-07 05:07:20,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:07:20,915 INFO L93 Difference]: Finished difference Result 41945 states and 55893 transitions. [2019-10-07 05:07:20,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:07:20,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 378 [2019-10-07 05:07:20,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:07:21,129 INFO L225 Difference]: With dead ends: 41945 [2019-10-07 05:07:21,129 INFO L226 Difference]: Without dead ends: 41943 [2019-10-07 05:07:21,156 INFO L606 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 [2019-10-07 05:07:21,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41943 states. [2019-10-07 05:07:22,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41943 to 41943. [2019-10-07 05:07:22,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41943 states. [2019-10-07 05:07:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41943 states to 41943 states and 55891 transitions. [2019-10-07 05:07:22,488 INFO L78 Accepts]: Start accepts. Automaton has 41943 states and 55891 transitions. Word has length 378 [2019-10-07 05:07:22,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:07:22,489 INFO L462 AbstractCegarLoop]: Abstraction has 41943 states and 55891 transitions. [2019-10-07 05:07:22,489 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:07:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 41943 states and 55891 transitions. [2019-10-07 05:07:22,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2019-10-07 05:07:22,507 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:07:22,508 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 3, 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] [2019-10-07 05:07:22,508 INFO L410 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]=== [2019-10-07 05:07:22,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:07:22,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1795732285, now seen corresponding path program 1 times [2019-10-07 05:07:22,509 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:07:22,509 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:22,509 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:22,510 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:07:22,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:07:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:07:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3169 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3158 trivial. 0 not checked. [2019-10-07 05:07:23,925 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:07:23,925 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:07:23,925 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:07:23,926 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:07:23,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:07:23,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:07:23,927 INFO L87 Difference]: Start difference. First operand 41943 states and 55891 transitions. Second operand 5 states. [2019-10-07 05:08:39,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:08:39,989 INFO L93 Difference]: Finished difference Result 100435 states and 133761 transitions. [2019-10-07 05:08:39,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:08:39,990 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 382 [2019-10-07 05:08:39,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:08:40,336 INFO L225 Difference]: With dead ends: 100435 [2019-10-07 05:08:40,336 INFO L226 Difference]: Without dead ends: 58582 [2019-10-07 05:08:40,540 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 05:08:40,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58582 states. [2019-10-07 05:08:44,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58582 to 58396. [2019-10-07 05:08:44,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58396 states. [2019-10-07 05:08:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58396 states to 58396 states and 77741 transitions. [2019-10-07 05:08:45,142 INFO L78 Accepts]: Start accepts. Automaton has 58396 states and 77741 transitions. Word has length 382 [2019-10-07 05:08:45,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:08:45,143 INFO L462 AbstractCegarLoop]: Abstraction has 58396 states and 77741 transitions. [2019-10-07 05:08:45,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:08:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 58396 states and 77741 transitions. [2019-10-07 05:08:45,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2019-10-07 05:08:45,160 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:08:45,160 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 4, 4, 4, 3, 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] [2019-10-07 05:08:45,161 INFO L410 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]=== [2019-10-07 05:08:45,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:08:45,161 INFO L82 PathProgramCache]: Analyzing trace with hash 938593496, now seen corresponding path program 1 times [2019-10-07 05:08:45,161 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:08:45,162 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:45,162 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:45,162 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:45,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:08:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:08:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3205 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 3188 trivial. 0 not checked. [2019-10-07 05:08:46,214 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:46,214 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:08:46,214 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:08:46,215 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:08:46,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:08:46,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:08:46,216 INFO L87 Difference]: Start difference. First operand 58396 states and 77741 transitions. Second operand 5 states. [2019-10-07 05:08:47,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:08:47,936 INFO L93 Difference]: Finished difference Result 58402 states and 77746 transitions. [2019-10-07 05:08:47,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:08:47,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 383 [2019-10-07 05:08:47,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:08:48,162 INFO L225 Difference]: With dead ends: 58402 [2019-10-07 05:08:48,162 INFO L226 Difference]: Without dead ends: 58400 [2019-10-07 05:08:48,192 INFO L606 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 [2019-10-07 05:08:48,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58400 states. [2019-10-07 05:08:50,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58400 to 58400. [2019-10-07 05:08:50,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58400 states. [2019-10-07 05:08:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58400 states to 58400 states and 77744 transitions. [2019-10-07 05:08:50,674 INFO L78 Accepts]: Start accepts. Automaton has 58400 states and 77744 transitions. Word has length 383 [2019-10-07 05:08:50,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:08:50,675 INFO L462 AbstractCegarLoop]: Abstraction has 58400 states and 77744 transitions. [2019-10-07 05:08:50,675 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:08:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 58400 states and 77744 transitions. [2019-10-07 05:08:50,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-10-07 05:08:50,688 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:08:50,689 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:08:50,689 INFO L410 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]=== [2019-10-07 05:08:50,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:08:50,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1894451614, now seen corresponding path program 1 times [2019-10-07 05:08:50,690 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:08:50,690 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:50,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:50,690 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:50,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:08:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:08:51,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3215 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3196 trivial. 0 not checked. [2019-10-07 05:08:51,588 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:51,589 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:08:51,589 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:08:51,589 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:08:51,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:08:51,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:08:51,590 INFO L87 Difference]: Start difference. First operand 58400 states and 77744 transitions. Second operand 5 states. [2019-10-07 05:08:52,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:08:52,656 INFO L93 Difference]: Finished difference Result 58406 states and 77749 transitions. [2019-10-07 05:08:52,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:08:52,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 388 [2019-10-07 05:08:52,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:08:52,896 INFO L225 Difference]: With dead ends: 58406 [2019-10-07 05:08:52,896 INFO L226 Difference]: Without dead ends: 58404 [2019-10-07 05:08:52,932 INFO L606 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 [2019-10-07 05:08:52,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58404 states. [2019-10-07 05:08:55,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58404 to 58404. [2019-10-07 05:08:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58404 states. [2019-10-07 05:08:55,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58404 states to 58404 states and 77747 transitions. [2019-10-07 05:08:55,596 INFO L78 Accepts]: Start accepts. Automaton has 58404 states and 77747 transitions. Word has length 388 [2019-10-07 05:08:55,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:08:55,597 INFO L462 AbstractCegarLoop]: Abstraction has 58404 states and 77747 transitions. [2019-10-07 05:08:55,597 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:08:55,597 INFO L276 IsEmpty]: Start isEmpty. Operand 58404 states and 77747 transitions. [2019-10-07 05:08:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2019-10-07 05:08:55,607 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:08:55,607 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 5, 4, 4, 4, 4, 4, 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] [2019-10-07 05:08:55,607 INFO L410 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]=== [2019-10-07 05:08:55,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:08:55,608 INFO L82 PathProgramCache]: Analyzing trace with hash 404572888, now seen corresponding path program 1 times [2019-10-07 05:08:55,608 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:08:55,608 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:55,608 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:55,608 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:08:55,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:08:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:08:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3229 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3208 trivial. 0 not checked. [2019-10-07 05:08:59,769 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:08:59,769 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:08:59,769 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:08:59,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:08:59,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:08:59,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:08:59,771 INFO L87 Difference]: Start difference. First operand 58404 states and 77747 transitions. Second operand 5 states. [2019-10-07 05:09:00,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:00,879 INFO L93 Difference]: Finished difference Result 58410 states and 77752 transitions. [2019-10-07 05:09:00,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:00,879 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 393 [2019-10-07 05:09:00,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:01,112 INFO L225 Difference]: With dead ends: 58410 [2019-10-07 05:09:01,112 INFO L226 Difference]: Without dead ends: 58408 [2019-10-07 05:09:01,150 INFO L606 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 [2019-10-07 05:09:01,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58408 states. [2019-10-07 05:09:03,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58408 to 58408. [2019-10-07 05:09:03,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58408 states. [2019-10-07 05:09:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58408 states to 58408 states and 77750 transitions. [2019-10-07 05:09:03,356 INFO L78 Accepts]: Start accepts. Automaton has 58408 states and 77750 transitions. Word has length 393 [2019-10-07 05:09:03,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:03,357 INFO L462 AbstractCegarLoop]: Abstraction has 58408 states and 77750 transitions. [2019-10-07 05:09:03,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:03,357 INFO L276 IsEmpty]: Start isEmpty. Operand 58408 states and 77750 transitions. [2019-10-07 05:09:03,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2019-10-07 05:09:03,367 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:03,368 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 6, 5, 5, 4, 4, 4, 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] [2019-10-07 05:09:03,368 INFO L410 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]=== [2019-10-07 05:09:03,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:03,368 INFO L82 PathProgramCache]: Analyzing trace with hash 346187746, now seen corresponding path program 1 times [2019-10-07 05:09:03,368 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:03,368 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:03,369 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:03,369 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:03,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3224 trivial. 0 not checked. [2019-10-07 05:09:04,147 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:04,148 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:04,148 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:04,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:04,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:04,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:04,151 INFO L87 Difference]: Start difference. First operand 58408 states and 77750 transitions. Second operand 5 states. [2019-10-07 05:09:05,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:05,680 INFO L93 Difference]: Finished difference Result 58414 states and 77755 transitions. [2019-10-07 05:09:05,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:05,680 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 398 [2019-10-07 05:09:05,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:05,894 INFO L225 Difference]: With dead ends: 58414 [2019-10-07 05:09:05,894 INFO L226 Difference]: Without dead ends: 58412 [2019-10-07 05:09:05,923 INFO L606 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 [2019-10-07 05:09:05,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58412 states. [2019-10-07 05:09:08,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58412 to 58412. [2019-10-07 05:09:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58412 states. [2019-10-07 05:09:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58412 states to 58412 states and 77753 transitions. [2019-10-07 05:09:08,204 INFO L78 Accepts]: Start accepts. Automaton has 58412 states and 77753 transitions. Word has length 398 [2019-10-07 05:09:08,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:08,204 INFO L462 AbstractCegarLoop]: Abstraction has 58412 states and 77753 transitions. [2019-10-07 05:09:08,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 58412 states and 77753 transitions. [2019-10-07 05:09:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2019-10-07 05:09:08,217 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:08,217 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 7, 6, 6, 5, 5, 4, 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] [2019-10-07 05:09:08,218 INFO L410 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]=== [2019-10-07 05:09:08,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:08,218 INFO L82 PathProgramCache]: Analyzing trace with hash 649103947, now seen corresponding path program 1 times [2019-10-07 05:09:08,218 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:08,219 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:08,219 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:08,219 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:08,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3270 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3256 trivial. 0 not checked. [2019-10-07 05:09:09,441 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:09,441 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:09,442 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:09,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:09,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:09,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:09,443 INFO L87 Difference]: Start difference. First operand 58412 states and 77753 transitions. Second operand 5 states. [2019-10-07 05:09:10,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:10,718 INFO L93 Difference]: Finished difference Result 58418 states and 77758 transitions. [2019-10-07 05:09:10,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:10,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 421 [2019-10-07 05:09:10,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:10,946 INFO L225 Difference]: With dead ends: 58418 [2019-10-07 05:09:10,946 INFO L226 Difference]: Without dead ends: 58416 [2019-10-07 05:09:10,983 INFO L606 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 [2019-10-07 05:09:11,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58416 states. [2019-10-07 05:09:15,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58416 to 58416. [2019-10-07 05:09:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58416 states. [2019-10-07 05:09:15,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58416 states to 58416 states and 77756 transitions. [2019-10-07 05:09:15,238 INFO L78 Accepts]: Start accepts. Automaton has 58416 states and 77756 transitions. Word has length 421 [2019-10-07 05:09:15,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:15,239 INFO L462 AbstractCegarLoop]: Abstraction has 58416 states and 77756 transitions. [2019-10-07 05:09:15,239 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:15,239 INFO L276 IsEmpty]: Start isEmpty. Operand 58416 states and 77756 transitions. [2019-10-07 05:09:15,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2019-10-07 05:09:15,249 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:15,249 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 8, 7, 7, 4, 4, 4, 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] [2019-10-07 05:09:15,250 INFO L410 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]=== [2019-10-07 05:09:15,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:15,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1436658018, now seen corresponding path program 1 times [2019-10-07 05:09:15,250 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:15,250 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:15,250 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:15,250 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:15,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3295 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3268 trivial. 0 not checked. [2019-10-07 05:09:15,858 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:15,859 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:15,859 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:15,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:15,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:15,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:15,860 INFO L87 Difference]: Start difference. First operand 58416 states and 77756 transitions. Second operand 5 states. [2019-10-07 05:09:17,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:17,544 INFO L93 Difference]: Finished difference Result 58422 states and 77761 transitions. [2019-10-07 05:09:17,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:17,545 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 408 [2019-10-07 05:09:17,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:17,818 INFO L225 Difference]: With dead ends: 58422 [2019-10-07 05:09:17,818 INFO L226 Difference]: Without dead ends: 58420 [2019-10-07 05:09:17,853 INFO L606 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 [2019-10-07 05:09:17,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58420 states. [2019-10-07 05:09:21,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58420 to 58420. [2019-10-07 05:09:21,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58420 states. [2019-10-07 05:09:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58420 states to 58420 states and 77759 transitions. [2019-10-07 05:09:22,164 INFO L78 Accepts]: Start accepts. Automaton has 58420 states and 77759 transitions. Word has length 408 [2019-10-07 05:09:22,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:22,165 INFO L462 AbstractCegarLoop]: Abstraction has 58420 states and 77759 transitions. [2019-10-07 05:09:22,165 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 58420 states and 77759 transitions. [2019-10-07 05:09:22,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-10-07 05:09:22,176 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:22,176 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 9, 8, 8, 4, 4, 4, 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] [2019-10-07 05:09:22,177 INFO L410 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]=== [2019-10-07 05:09:22,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:22,177 INFO L82 PathProgramCache]: Analyzing trace with hash -50538792, now seen corresponding path program 1 times [2019-10-07 05:09:22,177 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:22,177 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:22,177 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:22,178 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:22,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3325 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3296 trivial. 0 not checked. [2019-10-07 05:09:22,799 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:22,800 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:22,800 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:22,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:22,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:22,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:22,801 INFO L87 Difference]: Start difference. First operand 58420 states and 77759 transitions. Second operand 5 states. [2019-10-07 05:09:24,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:24,475 INFO L93 Difference]: Finished difference Result 58426 states and 77764 transitions. [2019-10-07 05:09:24,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:24,476 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 413 [2019-10-07 05:09:24,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:24,745 INFO L225 Difference]: With dead ends: 58426 [2019-10-07 05:09:24,745 INFO L226 Difference]: Without dead ends: 58424 [2019-10-07 05:09:24,777 INFO L606 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 [2019-10-07 05:09:24,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58424 states. [2019-10-07 05:09:27,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58424 to 58424. [2019-10-07 05:09:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58424 states. [2019-10-07 05:09:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58424 states to 58424 states and 77762 transitions. [2019-10-07 05:09:27,200 INFO L78 Accepts]: Start accepts. Automaton has 58424 states and 77762 transitions. Word has length 413 [2019-10-07 05:09:27,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:27,201 INFO L462 AbstractCegarLoop]: Abstraction has 58424 states and 77762 transitions. [2019-10-07 05:09:27,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 58424 states and 77762 transitions. [2019-10-07 05:09:27,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2019-10-07 05:09:27,214 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:27,214 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 10, 9, 9, 5, 5, 4, 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] [2019-10-07 05:09:27,215 INFO L410 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]=== [2019-10-07 05:09:27,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:27,215 INFO L82 PathProgramCache]: Analyzing trace with hash 975549711, now seen corresponding path program 1 times [2019-10-07 05:09:27,215 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:27,215 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:27,216 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:27,216 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:27,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3360 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3340 trivial. 0 not checked. [2019-10-07 05:09:28,186 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:28,186 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:28,187 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:28,187 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:28,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:28,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:28,188 INFO L87 Difference]: Start difference. First operand 58424 states and 77762 transitions. Second operand 5 states. [2019-10-07 05:09:31,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:31,527 INFO L93 Difference]: Finished difference Result 58430 states and 77767 transitions. [2019-10-07 05:09:31,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:31,528 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 436 [2019-10-07 05:09:31,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:31,763 INFO L225 Difference]: With dead ends: 58430 [2019-10-07 05:09:31,763 INFO L226 Difference]: Without dead ends: 58426 [2019-10-07 05:09:31,784 INFO L606 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 [2019-10-07 05:09:31,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58426 states. [2019-10-07 05:09:33,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58426 to 58426. [2019-10-07 05:09:33,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58426 states. [2019-10-07 05:09:34,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58426 states to 58426 states and 77763 transitions. [2019-10-07 05:09:34,162 INFO L78 Accepts]: Start accepts. Automaton has 58426 states and 77763 transitions. Word has length 436 [2019-10-07 05:09:34,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:34,163 INFO L462 AbstractCegarLoop]: Abstraction has 58426 states and 77763 transitions. [2019-10-07 05:09:34,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 58426 states and 77763 transitions. [2019-10-07 05:09:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-10-07 05:09:34,178 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:34,179 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 11, 10, 10, 4, 4, 4, 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] [2019-10-07 05:09:34,179 INFO L410 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]=== [2019-10-07 05:09:34,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:34,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1581718312, now seen corresponding path program 1 times [2019-10-07 05:09:34,180 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:34,180 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:34,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:34,180 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:34,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3397 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3364 trivial. 0 not checked. [2019-10-07 05:09:34,770 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:34,771 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:34,771 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 05:09:34,772 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 05:09:34,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 05:09:34,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 05:09:34,772 INFO L87 Difference]: Start difference. First operand 58426 states and 77763 transitions. Second operand 5 states. [2019-10-07 05:09:36,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:09:36,681 INFO L93 Difference]: Finished difference Result 58426 states and 77763 transitions. [2019-10-07 05:09:36,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 05:09:36,682 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 423 [2019-10-07 05:09:36,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:09:36,893 INFO L225 Difference]: With dead ends: 58426 [2019-10-07 05:09:36,893 INFO L226 Difference]: Without dead ends: 57648 [2019-10-07 05:09:36,923 INFO L606 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 [2019-10-07 05:09:36,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57648 states. [2019-10-07 05:09:39,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57648 to 57648. [2019-10-07 05:09:39,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57648 states. [2019-10-07 05:09:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57648 states to 57648 states and 76794 transitions. [2019-10-07 05:09:39,529 INFO L78 Accepts]: Start accepts. Automaton has 57648 states and 76794 transitions. Word has length 423 [2019-10-07 05:09:39,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:09:39,530 INFO L462 AbstractCegarLoop]: Abstraction has 57648 states and 76794 transitions. [2019-10-07 05:09:39,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 05:09:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 57648 states and 76794 transitions. [2019-10-07 05:09:39,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2019-10-07 05:09:39,575 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:09:39,576 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:09:39,576 INFO L410 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]=== [2019-10-07 05:09:39,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:09:39,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1410055874, now seen corresponding path program 1 times [2019-10-07 05:09:39,577 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:09:39,577 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:39,577 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:39,577 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:09:39,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:09:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:09:40,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3217 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3209 trivial. 0 not checked. [2019-10-07 05:09:40,232 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:09:40,232 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:09:40,232 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:09:40,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:09:40,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:09:40,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:09:40,234 INFO L87 Difference]: Start difference. First operand 57648 states and 76794 transitions. Second operand 3 states. [2019-10-07 05:10:13,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:10:13,530 INFO L93 Difference]: Finished difference Result 140475 states and 187215 transitions. [2019-10-07 05:10:13,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:10:13,531 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 458 [2019-10-07 05:10:13,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:10:13,849 INFO L225 Difference]: With dead ends: 140475 [2019-10-07 05:10:13,849 INFO L226 Difference]: Without dead ends: 84526 [2019-10-07 05:10:13,979 INFO L606 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 [2019-10-07 05:10:14,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84526 states. [2019-10-07 05:10:17,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84526 to 84453. [2019-10-07 05:10:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84453 states. [2019-10-07 05:10:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84453 states to 84453 states and 112490 transitions. [2019-10-07 05:10:17,936 INFO L78 Accepts]: Start accepts. Automaton has 84453 states and 112490 transitions. Word has length 458 [2019-10-07 05:10:17,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:10:17,936 INFO L462 AbstractCegarLoop]: Abstraction has 84453 states and 112490 transitions. [2019-10-07 05:10:17,936 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:10:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 84453 states and 112490 transitions. [2019-10-07 05:10:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2019-10-07 05:10:17,965 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:10:17,965 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:10:17,965 INFO L410 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]=== [2019-10-07 05:10:17,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:10:17,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1202901348, now seen corresponding path program 1 times [2019-10-07 05:10:17,966 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:10:17,966 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:10:17,966 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:10:17,967 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:10:17,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:10:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:10:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3217 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3209 trivial. 0 not checked. [2019-10-07 05:10:18,604 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:10:18,604 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:10:18,604 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:10:18,605 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:10:18,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:10:18,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:10:18,606 INFO L87 Difference]: Start difference. First operand 84453 states and 112490 transitions. Second operand 3 states. [2019-10-07 05:10:54,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:10:54,500 INFO L93 Difference]: Finished difference Result 206631 states and 275397 transitions. [2019-10-07 05:10:54,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:10:54,501 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 456 [2019-10-07 05:10:54,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:10:55,010 INFO L225 Difference]: With dead ends: 206631 [2019-10-07 05:10:55,010 INFO L226 Difference]: Without dead ends: 123877 [2019-10-07 05:10:55,174 INFO L606 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 [2019-10-07 05:10:55,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123877 states. [2019-10-07 05:11:00,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123877 to 123840. [2019-10-07 05:11:00,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123840 states. [2019-10-07 05:11:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123840 states to 123840 states and 164946 transitions. [2019-10-07 05:11:00,803 INFO L78 Accepts]: Start accepts. Automaton has 123840 states and 164946 transitions. Word has length 456 [2019-10-07 05:11:00,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:11:00,804 INFO L462 AbstractCegarLoop]: Abstraction has 123840 states and 164946 transitions. [2019-10-07 05:11:00,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:11:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 123840 states and 164946 transitions. [2019-10-07 05:11:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2019-10-07 05:11:00,839 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:11:00,840 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:11:00,840 INFO L410 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]=== [2019-10-07 05:11:00,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:11:00,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1318859727, now seen corresponding path program 1 times [2019-10-07 05:11:00,841 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:11:00,841 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:11:00,841 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:11:00,842 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:11:00,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:11:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:11:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 3217 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3209 trivial. 0 not checked. [2019-10-07 05:11:01,469 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:11:01,469 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:11:01,469 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 05:11:01,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 05:11:01,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 05:11:01,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 05:11:01,470 INFO L87 Difference]: Start difference. First operand 123840 states and 164946 transitions. Second operand 3 states. [2019-10-07 05:11:40,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:11:40,352 INFO L93 Difference]: Finished difference Result 303226 states and 404101 transitions. [2019-10-07 05:11:40,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 05:11:40,353 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 457 [2019-10-07 05:11:40,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:11:41,234 INFO L225 Difference]: With dead ends: 303226 [2019-10-07 05:11:41,235 INFO L226 Difference]: Without dead ends: 181085 [2019-10-07 05:11:41,492 INFO L606 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 [2019-10-07 05:11:41,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181085 states. [2019-10-07 05:11:53,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181085 to 181030. [2019-10-07 05:11:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181030 states. [2019-10-07 05:11:54,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181030 states to 181030 states and 241077 transitions. [2019-10-07 05:11:54,251 INFO L78 Accepts]: Start accepts. Automaton has 181030 states and 241077 transitions. Word has length 457 [2019-10-07 05:11:54,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:11:54,252 INFO L462 AbstractCegarLoop]: Abstraction has 181030 states and 241077 transitions. [2019-10-07 05:11:54,252 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 05:11:54,252 INFO L276 IsEmpty]: Start isEmpty. Operand 181030 states and 241077 transitions. [2019-10-07 05:11:54,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2019-10-07 05:11:54,289 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:11:54,290 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 5, 5, 5, 3, 3, 3, 3, 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] [2019-10-07 05:11:54,290 INFO L410 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]=== [2019-10-07 05:11:54,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:11:54,291 INFO L82 PathProgramCache]: Analyzing trace with hash 2023246878, now seen corresponding path program 1 times [2019-10-07 05:11:54,291 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:11:54,291 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:11:54,291 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:11:54,292 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:11:54,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:11:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:11:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 3223 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3209 trivial. 0 not checked. [2019-10-07 05:11:55,087 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:11:55,088 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 05:11:55,088 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 05:11:55,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 05:11:55,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 05:11:55,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-07 05:11:55,089 INFO L87 Difference]: Start difference. First operand 181030 states and 241077 transitions. Second operand 4 states. [2019-10-07 05:12:45,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:12:45,229 INFO L93 Difference]: Finished difference Result 479282 states and 638929 transitions. [2019-10-07 05:12:45,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 05:12:45,230 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 472 [2019-10-07 05:12:45,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:12:46,437 INFO L225 Difference]: With dead ends: 479282 [2019-10-07 05:12:46,437 INFO L226 Difference]: Without dead ends: 299951 [2019-10-07 05:12:46,818 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-07 05:12:47,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299951 states. [2019-10-07 05:13:05,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299951 to 299295. [2019-10-07 05:13:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 299295 states. [2019-10-07 05:13:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299295 states to 299295 states and 398892 transitions. [2019-10-07 05:13:06,339 INFO L78 Accepts]: Start accepts. Automaton has 299295 states and 398892 transitions. Word has length 472 [2019-10-07 05:13:06,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:13:06,340 INFO L462 AbstractCegarLoop]: Abstraction has 299295 states and 398892 transitions. [2019-10-07 05:13:06,340 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 05:13:06,340 INFO L276 IsEmpty]: Start isEmpty. Operand 299295 states and 398892 transitions. [2019-10-07 05:13:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2019-10-07 05:13:06,407 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:13:06,408 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 12, 12, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:13:06,408 INFO L410 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]=== [2019-10-07 05:13:06,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:13:06,408 INFO L82 PathProgramCache]: Analyzing trace with hash 125472211, now seen corresponding path program 1 times [2019-10-07 05:13:06,408 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:13:06,409 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:13:06,409 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:13:06,409 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:13:06,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 05:13:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:13:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2019-10-07 05:13:14,777 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:13:14,777 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 05:13:14,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:13:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 05:13:44,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 14484 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 05:13:44,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 05:13:44,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3492 trivial. 0 not checked. [2019-10-07 05:13:44,702 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 05:13:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3496 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3496 trivial. 0 not checked. [2019-10-07 05:13:45,895 INFO L211 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-07 05:13:45,896 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [6] total 10 [2019-10-07 05:13:45,899 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 05:13:45,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 05:13:45,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-07 05:13:45,900 INFO L87 Difference]: Start difference. First operand 299295 states and 398892 transitions. Second operand 6 states. [2019-10-07 05:14:01,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 05:14:01,540 INFO L93 Difference]: Finished difference Result 599452 states and 823249 transitions. [2019-10-07 05:14:01,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 05:14:01,545 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 549 [2019-10-07 05:14:01,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 05:14:03,511 INFO L225 Difference]: With dead ends: 599452 [2019-10-07 05:14:03,512 INFO L226 Difference]: Without dead ends: 300111 [2019-10-07 05:14:04,271 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 1114 GetRequests, 1103 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2019-10-07 05:14:04,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300111 states. [2019-10-07 05:14:29,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300111 to 300111. [2019-10-07 05:14:29,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300111 states. [2019-10-07 05:14:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300111 states to 300111 states and 399844 transitions. [2019-10-07 05:14:30,527 INFO L78 Accepts]: Start accepts. Automaton has 300111 states and 399844 transitions. Word has length 549 [2019-10-07 05:14:30,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 05:14:30,529 INFO L462 AbstractCegarLoop]: Abstraction has 300111 states and 399844 transitions. [2019-10-07 05:14:30,529 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 05:14:30,529 INFO L276 IsEmpty]: Start isEmpty. Operand 300111 states and 399844 transitions. [2019-10-07 05:14:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2019-10-07 05:14:30,728 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 05:14:30,729 INFO L385 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 12, 12, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 05:14:30,943 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 05:14:30,944 INFO L410 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]=== [2019-10-07 05:14:30,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 05:14:30,945 INFO L82 PathProgramCache]: Analyzing trace with hash -798550189, now seen corresponding path program 1 times [2019-10-07 05:14:30,945 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 05:14:30,945 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 05:14:30,946 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:14:30,946 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 05:14:30,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY