java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc95xx.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 23:08:36,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 23:08:36,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 23:08:36,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 23:08:36,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 23:08:36,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 23:08:36,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 23:08:36,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 23:08:36,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 23:08:36,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 23:08:36,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 23:08:36,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 23:08:36,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 23:08:36,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 23:08:36,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 23:08:36,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 23:08:36,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 23:08:36,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 23:08:36,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 23:08:36,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 23:08:36,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 23:08:36,183 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 23:08:36,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 23:08:36,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 23:08:36,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 23:08:36,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 23:08:36,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 23:08:36,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 23:08:36,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 23:08:36,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 23:08:36,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 23:08:36,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 23:08:36,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 23:08:36,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 23:08:36,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 23:08:36,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 23:08:36,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 23:08:36,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 23:08:36,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 23:08:36,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 23:08:36,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 23:08:36,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 23:08:36,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 23:08:36,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 23:08:36,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 23:08:36,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 23:08:36,235 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 23:08:36,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 23:08:36,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 23:08:36,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 23:08:36,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 23:08:36,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 23:08:36,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 23:08:36,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 23:08:36,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 23:08:36,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 23:08:36,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 23:08:36,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 23:08:36,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 23:08:36,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 23:08:36,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 23:08:36,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 23:08:36,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 23:08:36,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:08:36,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 23:08:36,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 23:08:36,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 23:08:36,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 23:08:36,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 23:08:36,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 23:08:36,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 23:08:36,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 23:08:36,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 23:08:36,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 23:08:36,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 23:08:36,321 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 23:08:36,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc95xx.cil.i [2019-09-08 23:08:36,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f8716a7c/ab9cb186ec3f41c4b9e21867aeac4016/FLAG6bb405dcd [2019-09-08 23:08:37,369 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 23:08:37,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc95xx.cil.i [2019-09-08 23:08:37,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f8716a7c/ab9cb186ec3f41c4b9e21867aeac4016/FLAG6bb405dcd [2019-09-08 23:08:37,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f8716a7c/ab9cb186ec3f41c4b9e21867aeac4016 [2019-09-08 23:08:37,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 23:08:37,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 23:08:37,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 23:08:37,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 23:08:37,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 23:08:37,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:08:37" (1/1) ... [2019-09-08 23:08:37,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2816fe35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:37, skipping insertion in model container [2019-09-08 23:08:37,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 11:08:37" (1/1) ... [2019-09-08 23:08:37,881 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 23:08:38,044 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 23:08:41,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:08:41,662 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 23:08:42,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 23:08:42,987 INFO L192 MainTranslator]: Completed translation [2019-09-08 23:08:42,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42 WrapperNode [2019-09-08 23:08:42,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 23:08:42,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 23:08:42,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 23:08:42,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 23:08:43,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... [2019-09-08 23:08:43,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 23:08:43,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 23:08:43,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 23:08:43,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 23:08:43,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 23:08:43,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 23:08:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 23:08:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~X~~u16~0~X~$Pointer$~X~~u16~0~TO~int [2019-09-08 23:08:43,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:08:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:08:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 23:08:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 23:08:43,620 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 23:08:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_fold [2019-09-08 23:08:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-08 23:08:43,621 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-09-08 23:08:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-09-08 23:08:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2019-09-08 23:08:43,622 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-09-08 23:08:43,623 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_start_offset [2019-09-08 23:08:43,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2019-09-08 23:08:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 23:08:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 23:08:43,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-08 23:08:43,627 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_resolve_flowctrl_fdx [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc95xx_read_reg [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc95xx_write_reg [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_read_reg_nopm [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_write_reg_nopm [2019-09-08 23:08:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_read_reg [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_write_reg [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc95xx_phy_wait_not_busy [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc95xx_mdio_read [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc95xx_mdio_write [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_mdio_read_nopm [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_mdio_write_nopm [2019-09-08 23:08:43,629 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_mdio_read [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_mdio_write [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_wait_eeprom [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_eeprom_confirm_not_busy [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_read_eeprom [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_write_eeprom [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_write_reg_async [2019-09-08 23:08:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_hash [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_set_multicast [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_phy_update_flowcontrol [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_link_reset [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_status [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_set_features [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_get_eeprom_len [2019-09-08 23:08:43,631 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_get_eeprom [2019-09-08 23:08:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_set_eeprom [2019-09-08 23:08:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_getregslen [2019-09-08 23:08:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_getregs [2019-09-08 23:08:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_get_wol [2019-09-08 23:08:43,632 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ethtool_set_wol [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_ioctl [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_init_mac_address [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_set_mac_address [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_start_tx_path [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_start_rx_path [2019-09-08 23:08:43,633 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_phy_initialize [2019-09-08 23:08:43,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_reset [2019-09-08 23:08:43,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_bind [2019-09-08 23:08:43,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_unbind [2019-09-08 23:08:43,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc_crc [2019-09-08 23:08:43,634 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_enable_phy_wakeup_interrupts [2019-09-08 23:08:43,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_link_ok_nopm [2019-09-08 23:08:43,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_enter_suspend0 [2019-09-08 23:08:43,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_enter_suspend1 [2019-09-08 23:08:43,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_enter_suspend2 [2019-09-08 23:08:43,635 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_enter_suspend3 [2019-09-08 23:08:43,636 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_autosuspend [2019-09-08 23:08:43,636 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_suspend [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_resume [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_rx_csum_offload [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_rx_fixup [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_calc_csum_preamble [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_tx_fixup [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_manage_power [2019-09-08 23:08:43,637 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_driver_init [2019-09-08 23:08:43,638 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc95xx_driver_exit [2019-09-08 23:08:43,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc95xx_driver_exit_6_2 [2019-09-08 23:08:43,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_smsc95xx_driver_init_6_11 [2019-09-08 23:08:43,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 23:08:43,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_4_1 [2019-09-08 23:08:43,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2019-09-08 23:08:43,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_3_2 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_3_3 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_2 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-09-08 23:08:43,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_13 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_14 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_15 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_16 [2019-09-08 23:08:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_17 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_20 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_23 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_24 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_27 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_28 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_29 [2019-09-08 23:08:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-08 23:08:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_30 [2019-09-08 23:08:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_31 [2019-09-08 23:08:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_32 [2019-09-08 23:08:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_33 [2019-09-08 23:08:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_34 [2019-09-08 23:08:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_37 [2019-09-08 23:08:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_40 [2019-09-08 23:08:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_41 [2019-09-08 23:08:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-09-08 23:08:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 23:08:43,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-08 23:08:43,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 23:08:43,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 23:08:43,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 23:08:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 23:08:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 23:08:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-08 23:08:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2019-09-08 23:08:43,647 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 23:08:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 23:08:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2019-09-08 23:08:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_driver_info_dummy_resourceless_instance_1 [2019-09-08 23:08:43,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:08:43,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 23:08:43,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-09-08 23:08:43,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_15 [2019-09-08 23:08:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-08 23:08:43,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_4 [2019-09-08 23:08:43,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-09-08 23:08:43,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_3 [2019-09-08 23:08:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_callback_2_6 [2019-09-08 23:08:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_2_9 [2019-09-08 23:08:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_2_10 [2019-09-08 23:08:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_2_13 [2019-09-08 23:08:43,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_2_7 [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_2_8 [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_2 [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:08:43,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_60 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_62 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_spin_lock_66 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_68 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_69 [2019-09-08 23:08:43,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 23:08:43,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 23:08:43,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 23:08:43,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 23:08:43,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:08:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:08:43,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:08:43,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 23:08:43,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:08:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 23:08:43,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 23:08:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev16 [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2019-09-08 23:08:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_partial [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-08 23:08:43,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 23:08:43,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-09-08 23:08:43,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_expand [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-08 23:08:43,686 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_change_mtu [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_defer_kevent [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_drvinfo [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2019-09-08 23:08:43,687 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2019-09-08 23:08:43,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_write_cmd_async [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 23:08:43,689 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 23:08:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 23:08:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 23:08:43,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 23:08:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 23:08:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 23:08:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 23:08:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 23:08:43,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_60 [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_62 [2019-09-08 23:08:43,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_64 [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_spin_lock_66 [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-09-08 23:08:43,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 23:08:43,693 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2019-09-08 23:08:43,694 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 23:08:43,695 INFO L130 BoogieDeclarations]: Found specification of procedure csum_fold [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure csum_partial [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-09-08 23:08:43,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_start_offset [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 23:08:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2019-09-08 23:08:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_68 [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_69 [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 23:08:43,699 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure mii_resolve_flowctrl_fdx [2019-09-08 23:08:43,700 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev16 [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_read_cmd [2019-09-08 23:08:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_read_cmd_nopm [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd_nopm [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_write_cmd_async [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2019-09-08 23:08:43,702 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_change_mtu [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_defer_kevent [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2019-09-08 23:08:43,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_drvinfo [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc95xx_read_reg [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~X~~u16~0~X~$Pointer$~X~~u16~0~TO~int [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc95xx_write_reg [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_read_reg_nopm [2019-09-08 23:08:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_write_reg_nopm [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_read_reg [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_write_reg [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc95xx_phy_wait_not_busy [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc95xx_mdio_read [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc95xx_mdio_write [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_mdio_read_nopm [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_mdio_write_nopm [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_mdio_read [2019-09-08 23:08:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_mdio_write [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_wait_eeprom [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_eeprom_confirm_not_busy [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_read_eeprom [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_write_eeprom [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_write_reg_async [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_hash [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_set_multicast [2019-09-08 23:08:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_phy_update_flowcontrol [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_link_reset [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_status [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_set_features [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_get_eeprom_len [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_get_eeprom [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_set_eeprom [2019-09-08 23:08:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_getregslen [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_getregs [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_get_wol [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ethtool_set_wol [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_ioctl [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_init_mac_address [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_set_mac_address [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_start_tx_path [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_start_rx_path [2019-09-08 23:08:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_phy_initialize [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_reset [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_bind [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_unbind [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc_crc [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_enable_phy_wakeup_interrupts [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_link_ok_nopm [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_enter_suspend0 [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_enter_suspend1 [2019-09-08 23:08:43,709 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_enter_suspend2 [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_enter_suspend3 [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_autosuspend [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_suspend [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_resume [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_rx_csum_offload [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_rx_fixup [2019-09-08 23:08:43,710 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_calc_csum_preamble [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_tx_fixup [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_manage_power [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_driver_init [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure smsc95xx_driver_exit [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc95xx_driver_exit_6_2 [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_smsc95xx_driver_init_6_11 [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 23:08:43,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_4_1 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_3_2 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_3_3 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_2 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2019-09-08 23:08:43,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_13 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_14 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_15 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_16 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_17 [2019-09-08 23:08:43,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_20 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_23 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_24 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_27 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_28 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_29 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_30 [2019-09-08 23:08:43,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_31 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_32 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_33 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_34 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_37 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_40 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_41 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_11 [2019-09-08 23:08:43,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_12 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_14 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 23:08:43,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_driver_info_dummy_resourceless_instance_1 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 23:08:43,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_15 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_4 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_3 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_callback_2_6 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_2_9 [2019-09-08 23:08:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_2_10 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_2_13 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_2_7 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_2_8 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_2 [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 23:08:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 23:08:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 23:08:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 23:08:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 23:08:43,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 23:08:43,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 23:08:43,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 23:08:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 23:08:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_mac_cr_lock_of_smsc95xx_priv [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 23:08:43,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 23:08:43,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 23:08:43,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 23:08:43,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 23:08:43,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 23:08:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 23:08:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 23:08:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 23:08:48,277 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 23:08:57,750 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 23:09:10,853 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 23:09:10,853 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 23:09:10,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:09:10 BoogieIcfgContainer [2019-09-08 23:09:10,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 23:09:10,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 23:09:10,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 23:09:10,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 23:09:10,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 11:08:37" (1/3) ... [2019-09-08 23:09:10,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764eabd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:09:10, skipping insertion in model container [2019-09-08 23:09:10,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 11:08:42" (2/3) ... [2019-09-08 23:09:10,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764eabd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 11:09:10, skipping insertion in model container [2019-09-08 23:09:10,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 11:09:10" (3/3) ... [2019-09-08 23:09:10,870 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-usb-smsc95xx.cil.i [2019-09-08 23:09:10,884 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 23:09:10,905 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-08 23:09:10,931 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-08 23:09:10,999 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 23:09:11,000 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 23:09:11,000 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 23:09:11,000 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 23:09:11,000 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 23:09:11,001 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 23:09:11,001 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 23:09:11,001 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 23:09:11,001 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 23:09:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states. [2019-09-08 23:09:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-09-08 23:09:11,149 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:11,154 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:09:11,158 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:11,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:11,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1764816367, now seen corresponding path program 1 times [2019-09-08 23:09:11,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:11,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:11,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:11,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:11,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2019-09-08 23:09:12,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:12,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:12,633 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:12,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:12,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:12,658 INFO L87 Difference]: Start difference. First operand 2717 states. Second operand 3 states. [2019-09-08 23:09:14,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:14,042 INFO L93 Difference]: Finished difference Result 6481 states and 8993 transitions. [2019-09-08 23:09:14,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:09:14,044 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2019-09-08 23:09:14,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:14,102 INFO L225 Difference]: With dead ends: 6481 [2019-09-08 23:09:14,102 INFO L226 Difference]: Without dead ends: 4275 [2019-09-08 23:09:14,124 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:14,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4275 states. [2019-09-08 23:09:14,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4275 to 4253. [2019-09-08 23:09:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4253 states. [2019-09-08 23:09:14,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 4253 states and 5612 transitions. [2019-09-08 23:09:14,517 INFO L78 Accepts]: Start accepts. Automaton has 4253 states and 5612 transitions. Word has length 205 [2019-09-08 23:09:14,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:14,523 INFO L475 AbstractCegarLoop]: Abstraction has 4253 states and 5612 transitions. [2019-09-08 23:09:14,523 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:09:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 5612 transitions. [2019-09-08 23:09:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-09-08 23:09:14,539 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:14,541 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:09:14,541 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:14,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:14,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1509361580, now seen corresponding path program 1 times [2019-09-08 23:09:14,542 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:14,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:14,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:14,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:14,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:15,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2019-09-08 23:09:15,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:15,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:15,454 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:15,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:15,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:15,455 INFO L87 Difference]: Start difference. First operand 4253 states and 5612 transitions. Second operand 3 states. [2019-09-08 23:09:16,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:16,818 INFO L93 Difference]: Finished difference Result 11919 states and 15814 transitions. [2019-09-08 23:09:16,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:09:16,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2019-09-08 23:09:16,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:16,889 INFO L225 Difference]: With dead ends: 11919 [2019-09-08 23:09:16,890 INFO L226 Difference]: Without dead ends: 7723 [2019-09-08 23:09:16,919 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:16,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7723 states. [2019-09-08 23:09:17,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7723 to 7692. [2019-09-08 23:09:17,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7692 states. [2019-09-08 23:09:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7692 states to 7692 states and 10230 transitions. [2019-09-08 23:09:17,340 INFO L78 Accepts]: Start accepts. Automaton has 7692 states and 10230 transitions. Word has length 223 [2019-09-08 23:09:17,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:17,343 INFO L475 AbstractCegarLoop]: Abstraction has 7692 states and 10230 transitions. [2019-09-08 23:09:17,343 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:09:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 7692 states and 10230 transitions. [2019-09-08 23:09:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-09-08 23:09:17,352 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:17,353 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 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] [2019-09-08 23:09:17,353 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:17,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:17,354 INFO L82 PathProgramCache]: Analyzing trace with hash -558048091, now seen corresponding path program 1 times [2019-09-08 23:09:17,354 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:17,354 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:17,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:17,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:17,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:17,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2019-09-08 23:09:17,830 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:17,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:17,831 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:17,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:17,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:17,832 INFO L87 Difference]: Start difference. First operand 7692 states and 10230 transitions. Second operand 3 states. [2019-09-08 23:09:19,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:19,164 INFO L93 Difference]: Finished difference Result 11523 states and 15310 transitions. [2019-09-08 23:09:19,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:09:19,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2019-09-08 23:09:19,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:19,234 INFO L225 Difference]: With dead ends: 11523 [2019-09-08 23:09:19,235 INFO L226 Difference]: Without dead ends: 11438 [2019-09-08 23:09:19,244 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:19,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11438 states. [2019-09-08 23:09:19,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11438 to 11416. [2019-09-08 23:09:19,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11416 states. [2019-09-08 23:09:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11416 states to 11416 states and 15179 transitions. [2019-09-08 23:09:19,974 INFO L78 Accepts]: Start accepts. Automaton has 11416 states and 15179 transitions. Word has length 231 [2019-09-08 23:09:19,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:19,975 INFO L475 AbstractCegarLoop]: Abstraction has 11416 states and 15179 transitions. [2019-09-08 23:09:19,975 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:09:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 11416 states and 15179 transitions. [2019-09-08 23:09:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-09-08 23:09:19,983 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:19,984 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 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] [2019-09-08 23:09:19,984 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:19,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:19,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1855507843, now seen corresponding path program 1 times [2019-09-08 23:09:19,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:19,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:19,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:19,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:19,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:20,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2019-09-08 23:09:20,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:20,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:09:20,432 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:09:20,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:09:20,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:20,433 INFO L87 Difference]: Start difference. First operand 11416 states and 15179 transitions. Second operand 3 states. [2019-09-08 23:09:21,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:09:21,799 INFO L93 Difference]: Finished difference Result 15189 states and 20204 transitions. [2019-09-08 23:09:21,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:09:21,800 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 230 [2019-09-08 23:09:21,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:09:21,915 INFO L225 Difference]: With dead ends: 15189 [2019-09-08 23:09:21,916 INFO L226 Difference]: Without dead ends: 15104 [2019-09-08 23:09:21,928 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:09:21,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15104 states. [2019-09-08 23:09:22,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15104 to 15082. [2019-09-08 23:09:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15082 states. [2019-09-08 23:09:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15082 states to 15082 states and 20071 transitions. [2019-09-08 23:09:22,622 INFO L78 Accepts]: Start accepts. Automaton has 15082 states and 20071 transitions. Word has length 230 [2019-09-08 23:09:22,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:09:22,627 INFO L475 AbstractCegarLoop]: Abstraction has 15082 states and 20071 transitions. [2019-09-08 23:09:22,627 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:09:22,627 INFO L276 IsEmpty]: Start isEmpty. Operand 15082 states and 20071 transitions. [2019-09-08 23:09:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-09-08 23:09:22,646 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:09:22,647 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 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] [2019-09-08 23:09:22,647 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:09:22,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:09:22,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1310722423, now seen corresponding path program 1 times [2019-09-08 23:09:22,648 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:09:22,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:09:22,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:22,655 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:09:22,655 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:09:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:09:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2019-09-08 23:09:24,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:09:24,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:09:24,152 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:09:24,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:09:24,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:09:24,153 INFO L87 Difference]: Start difference. First operand 15082 states and 20071 transitions. Second operand 5 states. [2019-09-08 23:10:09,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:09,302 INFO L93 Difference]: Finished difference Result 37563 states and 50006 transitions. [2019-09-08 23:10:09,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:10:09,302 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 248 [2019-09-08 23:10:09,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:09,396 INFO L225 Difference]: With dead ends: 37563 [2019-09-08 23:10:09,397 INFO L226 Difference]: Without dead ends: 22538 [2019-09-08 23:10:09,453 INFO L628 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 [2019-09-08 23:10:09,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22538 states. [2019-09-08 23:10:10,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22538 to 22507. [2019-09-08 23:10:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22507 states. [2019-09-08 23:10:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22507 states to 22507 states and 29959 transitions. [2019-09-08 23:10:10,685 INFO L78 Accepts]: Start accepts. Automaton has 22507 states and 29959 transitions. Word has length 248 [2019-09-08 23:10:10,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:10,686 INFO L475 AbstractCegarLoop]: Abstraction has 22507 states and 29959 transitions. [2019-09-08 23:10:10,686 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:10,686 INFO L276 IsEmpty]: Start isEmpty. Operand 22507 states and 29959 transitions. [2019-09-08 23:10:10,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-09-08 23:10:10,711 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:10,712 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 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] [2019-09-08 23:10:10,712 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:10,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:10,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1079821928, now seen corresponding path program 1 times [2019-09-08 23:10:10,713 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:10,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:10,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:10,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:10,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1086 trivial. 0 not checked. [2019-09-08 23:10:11,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:11,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:11,216 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:11,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:11,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:11,216 INFO L87 Difference]: Start difference. First operand 22507 states and 29959 transitions. Second operand 5 states. [2019-09-08 23:10:55,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:10:55,908 INFO L93 Difference]: Finished difference Result 50470 states and 67211 transitions. [2019-09-08 23:10:55,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:10:55,908 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 256 [2019-09-08 23:10:55,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:10:56,058 INFO L225 Difference]: With dead ends: 50470 [2019-09-08 23:10:56,059 INFO L226 Difference]: Without dead ends: 28020 [2019-09-08 23:10:56,125 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:10:56,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28020 states. [2019-09-08 23:10:57,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28020 to 28000. [2019-09-08 23:10:57,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28000 states. [2019-09-08 23:10:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28000 states to 28000 states and 37279 transitions. [2019-09-08 23:10:57,490 INFO L78 Accepts]: Start accepts. Automaton has 28000 states and 37279 transitions. Word has length 256 [2019-09-08 23:10:57,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:10:57,491 INFO L475 AbstractCegarLoop]: Abstraction has 28000 states and 37279 transitions. [2019-09-08 23:10:57,491 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:10:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 28000 states and 37279 transitions. [2019-09-08 23:10:57,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-09-08 23:10:57,513 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:10:57,513 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:10:57,514 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:10:57,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:10:57,514 INFO L82 PathProgramCache]: Analyzing trace with hash -194140838, now seen corresponding path program 1 times [2019-09-08 23:10:57,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:10:57,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:10:57,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:57,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:10:57,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:10:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:10:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1090 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2019-09-08 23:10:57,890 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:10:57,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:10:57,891 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:10:57,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:10:57,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:10:57,892 INFO L87 Difference]: Start difference. First operand 28000 states and 37279 transitions. Second operand 5 states. [2019-09-08 23:11:32,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:11:32,826 INFO L93 Difference]: Finished difference Result 62675 states and 83489 transitions. [2019-09-08 23:11:32,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:11:32,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2019-09-08 23:11:32,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:11:32,964 INFO L225 Difference]: With dead ends: 62675 [2019-09-08 23:11:32,964 INFO L226 Difference]: Without dead ends: 34732 [2019-09-08 23:11:33,036 INFO L628 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 [2019-09-08 23:11:33,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34732 states. [2019-09-08 23:11:34,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34732 to 34696. [2019-09-08 23:11:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34696 states. [2019-09-08 23:11:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34696 states to 34696 states and 46222 transitions. [2019-09-08 23:11:34,551 INFO L78 Accepts]: Start accepts. Automaton has 34696 states and 46222 transitions. Word has length 250 [2019-09-08 23:11:34,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:11:34,552 INFO L475 AbstractCegarLoop]: Abstraction has 34696 states and 46222 transitions. [2019-09-08 23:11:34,552 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:11:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 34696 states and 46222 transitions. [2019-09-08 23:11:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-09-08 23:11:34,576 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:11:34,577 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:11:34,577 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:11:34,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:11:34,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1017409305, now seen corresponding path program 1 times [2019-09-08 23:11:34,577 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:11:34,578 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:11:34,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:34,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:11:34,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:11:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:11:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2019-09-08 23:11:34,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:11:34,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:11:34,942 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:11:34,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:11:34,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:11:34,944 INFO L87 Difference]: Start difference. First operand 34696 states and 46222 transitions. Second operand 5 states. [2019-09-08 23:12:10,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:12:10,559 INFO L93 Difference]: Finished difference Result 76533 states and 102019 transitions. [2019-09-08 23:12:10,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:12:10,560 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 259 [2019-09-08 23:12:10,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:12:10,711 INFO L225 Difference]: With dead ends: 76533 [2019-09-08 23:12:10,711 INFO L226 Difference]: Without dead ends: 41894 [2019-09-08 23:12:10,793 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:12:10,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41894 states. [2019-09-08 23:12:12,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41894 to 41882. [2019-09-08 23:12:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41882 states. [2019-09-08 23:12:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41882 states to 41882 states and 55797 transitions. [2019-09-08 23:12:12,202 INFO L78 Accepts]: Start accepts. Automaton has 41882 states and 55797 transitions. Word has length 259 [2019-09-08 23:12:12,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:12:12,202 INFO L475 AbstractCegarLoop]: Abstraction has 41882 states and 55797 transitions. [2019-09-08 23:12:12,202 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:12:12,202 INFO L276 IsEmpty]: Start isEmpty. Operand 41882 states and 55797 transitions. [2019-09-08 23:12:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-09-08 23:12:12,232 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:12:12,232 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:12:12,233 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:12:12,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:12:12,233 INFO L82 PathProgramCache]: Analyzing trace with hash 353515252, now seen corresponding path program 1 times [2019-09-08 23:12:12,233 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:12:12,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:12:12,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:12,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:12,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:12:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1116 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 1094 trivial. 0 not checked. [2019-09-08 23:12:12,596 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:12:12,596 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:12:12,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:12:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:12:14,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 6838 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:12:14,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:12:14,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1116 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2019-09-08 23:12:14,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:12:14,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:12:14,887 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:12:14,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:12:14,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:12:14,888 INFO L87 Difference]: Start difference. First operand 41882 states and 55797 transitions. Second operand 8 states. [2019-09-08 23:13:18,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:13:18,687 INFO L93 Difference]: Finished difference Result 93958 states and 125373 transitions. [2019-09-08 23:13:18,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 23:13:18,688 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 271 [2019-09-08 23:13:18,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:13:18,960 INFO L225 Difference]: With dead ends: 93958 [2019-09-08 23:13:18,960 INFO L226 Difference]: Without dead ends: 52133 [2019-09-08 23:13:19,080 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 23:13:19,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52133 states. [2019-09-08 23:13:22,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52133 to 52049. [2019-09-08 23:13:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52049 states. [2019-09-08 23:13:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52049 states to 52049 states and 69474 transitions. [2019-09-08 23:13:22,312 INFO L78 Accepts]: Start accepts. Automaton has 52049 states and 69474 transitions. Word has length 271 [2019-09-08 23:13:22,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:13:22,313 INFO L475 AbstractCegarLoop]: Abstraction has 52049 states and 69474 transitions. [2019-09-08 23:13:22,313 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:13:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 52049 states and 69474 transitions. [2019-09-08 23:13:22,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-09-08 23:13:22,371 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:13:22,371 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:13:22,372 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:13:22,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:13:22,372 INFO L82 PathProgramCache]: Analyzing trace with hash 977156093, now seen corresponding path program 1 times [2019-09-08 23:13:22,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:13:22,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:13:22,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:22,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:22,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:13:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2019-09-08 23:13:22,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:13:22,737 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:13:22,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:13:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:13:24,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 6804 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:13:24,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:13:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2019-09-08 23:13:24,989 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:13:24,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:13:24,990 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:13:24,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:13:24,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:13:24,992 INFO L87 Difference]: Start difference. First operand 52049 states and 69474 transitions. Second operand 8 states. [2019-09-08 23:14:29,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:14:29,080 INFO L93 Difference]: Finished difference Result 120128 states and 160378 transitions. [2019-09-08 23:14:29,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 23:14:29,081 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 283 [2019-09-08 23:14:29,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:14:29,370 INFO L225 Difference]: With dead ends: 120128 [2019-09-08 23:14:29,371 INFO L226 Difference]: Without dead ends: 68136 [2019-09-08 23:14:29,491 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 286 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-09-08 23:14:29,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68136 states. [2019-09-08 23:14:32,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68136 to 67869. [2019-09-08 23:14:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67869 states. [2019-09-08 23:14:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67869 states to 67869 states and 90602 transitions. [2019-09-08 23:14:32,694 INFO L78 Accepts]: Start accepts. Automaton has 67869 states and 90602 transitions. Word has length 283 [2019-09-08 23:14:32,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:14:32,695 INFO L475 AbstractCegarLoop]: Abstraction has 67869 states and 90602 transitions. [2019-09-08 23:14:32,695 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:14:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 67869 states and 90602 transitions. [2019-09-08 23:14:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-09-08 23:14:32,715 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:14:32,716 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:14:32,716 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:14:32,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:14:32,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1996269402, now seen corresponding path program 1 times [2019-09-08 23:14:32,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:14:32,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:14:32,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:32,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:32,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:14:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 1094 trivial. 0 not checked. [2019-09-08 23:14:33,136 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 23:14:33,136 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 23:14:33,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:14:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:14:35,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 6831 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 23:14:35,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 23:14:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2019-09-08 23:14:35,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 23:14:35,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2019-09-08 23:14:35,397 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 23:14:35,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 23:14:35,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:14:35,398 INFO L87 Difference]: Start difference. First operand 67869 states and 90602 transitions. Second operand 8 states. [2019-09-08 23:15:48,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:15:48,485 INFO L93 Difference]: Finished difference Result 136511 states and 182104 transitions. [2019-09-08 23:15:48,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-08 23:15:48,486 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 276 [2019-09-08 23:15:48,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:15:48,760 INFO L225 Difference]: With dead ends: 136511 [2019-09-08 23:15:48,760 INFO L226 Difference]: Without dead ends: 68699 [2019-09-08 23:15:48,904 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-09-08 23:15:48,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68699 states. [2019-09-08 23:15:51,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68699 to 68535. [2019-09-08 23:15:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68535 states. [2019-09-08 23:15:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68535 states to 68535 states and 91037 transitions. [2019-09-08 23:15:51,613 INFO L78 Accepts]: Start accepts. Automaton has 68535 states and 91037 transitions. Word has length 276 [2019-09-08 23:15:51,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:15:51,614 INFO L475 AbstractCegarLoop]: Abstraction has 68535 states and 91037 transitions. [2019-09-08 23:15:51,614 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 23:15:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 68535 states and 91037 transitions. [2019-09-08 23:15:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-09-08 23:15:51,622 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:15:51,623 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:15:51,623 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:15:51,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:15:51,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1035056748, now seen corresponding path program 1 times [2019-09-08 23:15:51,624 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:15:51,624 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:15:51,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:51,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:51,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:52,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2019-09-08 23:15:52,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:15:52,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:15:52,021 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:15:52,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:15:52,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:15:52,022 INFO L87 Difference]: Start difference. First operand 68535 states and 91037 transitions. Second operand 5 states. [2019-09-08 23:15:54,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:15:54,047 INFO L93 Difference]: Finished difference Result 68541 states and 91042 transitions. [2019-09-08 23:15:54,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:15:54,048 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 293 [2019-09-08 23:15:54,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:15:54,291 INFO L225 Difference]: With dead ends: 68541 [2019-09-08 23:15:54,291 INFO L226 Difference]: Without dead ends: 68539 [2019-09-08 23:15:54,313 INFO L628 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 [2019-09-08 23:15:54,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68539 states. [2019-09-08 23:15:56,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68539 to 68539. [2019-09-08 23:15:56,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68539 states. [2019-09-08 23:15:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68539 states to 68539 states and 91040 transitions. [2019-09-08 23:15:56,782 INFO L78 Accepts]: Start accepts. Automaton has 68539 states and 91040 transitions. Word has length 293 [2019-09-08 23:15:56,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:15:56,783 INFO L475 AbstractCegarLoop]: Abstraction has 68539 states and 91040 transitions. [2019-09-08 23:15:56,783 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:15:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 68539 states and 91040 transitions. [2019-09-08 23:15:56,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2019-09-08 23:15:56,788 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:15:56,788 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 8, 8, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:15:56,789 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:15:56,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:15:56,789 INFO L82 PathProgramCache]: Analyzing trace with hash -2025330796, now seen corresponding path program 1 times [2019-09-08 23:15:56,789 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:15:56,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:15:56,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:56,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:15:56,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:15:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:15:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1317 trivial. 0 not checked. [2019-09-08 23:15:57,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:15:57,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:15:57,325 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:15:57,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:15:57,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:15:57,326 INFO L87 Difference]: Start difference. First operand 68539 states and 91040 transitions. Second operand 3 states. [2019-09-08 23:16:04,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:16:04,453 INFO L93 Difference]: Finished difference Result 188521 states and 251647 transitions. [2019-09-08 23:16:04,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:16:04,454 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 422 [2019-09-08 23:16:04,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:16:04,908 INFO L225 Difference]: With dead ends: 188521 [2019-09-08 23:16:04,908 INFO L226 Difference]: Without dead ends: 120039 [2019-09-08 23:16:05,015 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:16:05,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120039 states. [2019-09-08 23:16:11,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120039 to 119878. [2019-09-08 23:16:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119878 states. [2019-09-08 23:16:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119878 states to 119878 states and 160412 transitions. [2019-09-08 23:16:12,296 INFO L78 Accepts]: Start accepts. Automaton has 119878 states and 160412 transitions. Word has length 422 [2019-09-08 23:16:12,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:16:12,296 INFO L475 AbstractCegarLoop]: Abstraction has 119878 states and 160412 transitions. [2019-09-08 23:16:12,296 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:16:12,296 INFO L276 IsEmpty]: Start isEmpty. Operand 119878 states and 160412 transitions. [2019-09-08 23:16:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-09-08 23:16:12,301 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:16:12,301 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 4, 4, 4, 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] [2019-09-08 23:16:12,302 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:16:12,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:16:12,302 INFO L82 PathProgramCache]: Analyzing trace with hash 808406955, now seen corresponding path program 1 times [2019-09-08 23:16:12,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:16:12,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:16:12,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:12,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:12,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1117 trivial. 0 not checked. [2019-09-08 23:16:12,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:16:12,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:16:12,698 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:16:12,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:16:12,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:16:12,700 INFO L87 Difference]: Start difference. First operand 119878 states and 160412 transitions. Second operand 5 states. [2019-09-08 23:16:18,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:16:18,100 INFO L93 Difference]: Finished difference Result 119884 states and 160417 transitions. [2019-09-08 23:16:18,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:16:18,101 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 298 [2019-09-08 23:16:18,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:16:18,396 INFO L225 Difference]: With dead ends: 119884 [2019-09-08 23:16:18,396 INFO L226 Difference]: Without dead ends: 119882 [2019-09-08 23:16:18,425 INFO L628 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 [2019-09-08 23:16:18,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119882 states. [2019-09-08 23:16:22,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119882 to 119882. [2019-09-08 23:16:22,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119882 states. [2019-09-08 23:16:22,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119882 states to 119882 states and 160415 transitions. [2019-09-08 23:16:22,674 INFO L78 Accepts]: Start accepts. Automaton has 119882 states and 160415 transitions. Word has length 298 [2019-09-08 23:16:22,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:16:22,674 INFO L475 AbstractCegarLoop]: Abstraction has 119882 states and 160415 transitions. [2019-09-08 23:16:22,674 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:16:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 119882 states and 160415 transitions. [2019-09-08 23:16:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-09-08 23:16:22,679 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:16:22,679 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:16:22,680 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:16:22,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:16:22,680 INFO L82 PathProgramCache]: Analyzing trace with hash -991445620, now seen corresponding path program 1 times [2019-09-08 23:16:22,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:16:22,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:16:22,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:22,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:22,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:23,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 1121 trivial. 0 not checked. [2019-09-08 23:16:23,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:16:23,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:16:23,109 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:16:23,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:16:23,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:16:23,110 INFO L87 Difference]: Start difference. First operand 119882 states and 160415 transitions. Second operand 5 states. [2019-09-08 23:16:26,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:16:26,692 INFO L93 Difference]: Finished difference Result 119888 states and 160420 transitions. [2019-09-08 23:16:26,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:16:26,692 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2019-09-08 23:16:26,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:16:27,097 INFO L225 Difference]: With dead ends: 119888 [2019-09-08 23:16:27,097 INFO L226 Difference]: Without dead ends: 119886 [2019-09-08 23:16:27,142 INFO L628 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 [2019-09-08 23:16:27,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119886 states. [2019-09-08 23:16:35,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119886 to 119886. [2019-09-08 23:16:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119886 states. [2019-09-08 23:16:35,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119886 states to 119886 states and 160418 transitions. [2019-09-08 23:16:35,566 INFO L78 Accepts]: Start accepts. Automaton has 119886 states and 160418 transitions. Word has length 303 [2019-09-08 23:16:35,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:16:35,567 INFO L475 AbstractCegarLoop]: Abstraction has 119886 states and 160418 transitions. [2019-09-08 23:16:35,567 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:16:35,567 INFO L276 IsEmpty]: Start isEmpty. Operand 119886 states and 160418 transitions. [2019-09-08 23:16:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-09-08 23:16:35,573 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:16:35,573 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 8, 8, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:16:35,573 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:16:35,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:16:35,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1524779930, now seen corresponding path program 1 times [2019-09-08 23:16:35,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:16:35,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:16:35,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:35,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:35,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1317 trivial. 0 not checked. [2019-09-08 23:16:36,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:16:36,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 23:16:36,042 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 23:16:36,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 23:16:36,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:16:36,043 INFO L87 Difference]: Start difference. First operand 119886 states and 160418 transitions. Second operand 3 states. [2019-09-08 23:16:45,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:16:45,223 INFO L93 Difference]: Finished difference Result 300996 states and 401504 transitions. [2019-09-08 23:16:45,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 23:16:45,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 429 [2019-09-08 23:16:45,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:16:45,740 INFO L225 Difference]: With dead ends: 300996 [2019-09-08 23:16:45,740 INFO L226 Difference]: Without dead ends: 181167 [2019-09-08 23:16:45,926 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 23:16:46,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181167 states. [2019-09-08 23:16:56,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181167 to 180456. [2019-09-08 23:16:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180456 states. [2019-09-08 23:16:56,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180456 states to 180456 states and 239227 transitions. [2019-09-08 23:16:56,720 INFO L78 Accepts]: Start accepts. Automaton has 180456 states and 239227 transitions. Word has length 429 [2019-09-08 23:16:56,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:16:56,721 INFO L475 AbstractCegarLoop]: Abstraction has 180456 states and 239227 transitions. [2019-09-08 23:16:56,721 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 23:16:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 180456 states and 239227 transitions. [2019-09-08 23:16:56,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-09-08 23:16:56,726 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:16:56,726 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:16:56,727 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:16:56,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:16:56,727 INFO L82 PathProgramCache]: Analyzing trace with hash -478483445, now seen corresponding path program 1 times [2019-09-08 23:16:56,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:16:56,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:16:56,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:56,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:16:56,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:16:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:16:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1144 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 1129 trivial. 0 not checked. [2019-09-08 23:16:57,143 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:16:57,143 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:16:57,143 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:16:57,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:16:57,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:16:57,144 INFO L87 Difference]: Start difference. First operand 180456 states and 239227 transitions. Second operand 5 states. [2019-09-08 23:17:06,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:17:06,547 INFO L93 Difference]: Finished difference Result 180462 states and 239232 transitions. [2019-09-08 23:17:06,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:17:06,547 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 308 [2019-09-08 23:17:06,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:17:07,012 INFO L225 Difference]: With dead ends: 180462 [2019-09-08 23:17:07,012 INFO L226 Difference]: Without dead ends: 180460 [2019-09-08 23:17:07,064 INFO L628 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 [2019-09-08 23:17:07,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180460 states. [2019-09-08 23:17:16,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180460 to 180460. [2019-09-08 23:17:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180460 states. [2019-09-08 23:17:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180460 states to 180460 states and 239230 transitions. [2019-09-08 23:17:17,439 INFO L78 Accepts]: Start accepts. Automaton has 180460 states and 239230 transitions. Word has length 308 [2019-09-08 23:17:17,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:17:17,440 INFO L475 AbstractCegarLoop]: Abstraction has 180460 states and 239230 transitions. [2019-09-08 23:17:17,440 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:17:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 180460 states and 239230 transitions. [2019-09-08 23:17:17,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2019-09-08 23:17:17,447 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:17:17,448 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 5, 4, 4, 4, 4, 4, 4, 4, 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] [2019-09-08 23:17:17,448 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:17:17,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:17:17,448 INFO L82 PathProgramCache]: Analyzing trace with hash 1082723500, now seen corresponding path program 1 times [2019-09-08 23:17:17,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:17:17,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:17:17,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:17,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:17:17,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:17:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 1141 trivial. 0 not checked. [2019-09-08 23:17:17,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:17:17,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:17:17,876 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:17:17,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:17:17,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:17:17,876 INFO L87 Difference]: Start difference. First operand 180460 states and 239230 transitions. Second operand 5 states. [2019-09-08 23:17:23,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:17:23,549 INFO L93 Difference]: Finished difference Result 180466 states and 239235 transitions. [2019-09-08 23:17:23,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:17:23,550 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 313 [2019-09-08 23:17:23,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:17:24,028 INFO L225 Difference]: With dead ends: 180466 [2019-09-08 23:17:24,028 INFO L226 Difference]: Without dead ends: 180464 [2019-09-08 23:17:24,077 INFO L628 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 [2019-09-08 23:17:24,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180464 states. [2019-09-08 23:17:36,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180464 to 180464. [2019-09-08 23:17:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180464 states. [2019-09-08 23:17:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180464 states to 180464 states and 239233 transitions. [2019-09-08 23:17:36,996 INFO L78 Accepts]: Start accepts. Automaton has 180464 states and 239233 transitions. Word has length 313 [2019-09-08 23:17:36,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:17:36,997 INFO L475 AbstractCegarLoop]: Abstraction has 180464 states and 239233 transitions. [2019-09-08 23:17:36,997 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:17:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 180464 states and 239233 transitions. [2019-09-08 23:17:37,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-09-08 23:17:37,005 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:17:37,006 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 6, 5, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:17:37,006 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:17:37,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:17:37,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1977073557, now seen corresponding path program 1 times [2019-09-08 23:17:37,007 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:17:37,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:17:37,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:37,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:17:37,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:17:37,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1157 trivial. 0 not checked. [2019-09-08 23:17:37,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:17:37,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:17:37,426 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:17:37,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:17:37,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:17:37,427 INFO L87 Difference]: Start difference. First operand 180464 states and 239233 transitions. Second operand 5 states. [2019-09-08 23:17:43,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:17:43,646 INFO L93 Difference]: Finished difference Result 180470 states and 239238 transitions. [2019-09-08 23:17:43,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:17:43,646 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 318 [2019-09-08 23:17:43,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:17:44,123 INFO L225 Difference]: With dead ends: 180470 [2019-09-08 23:17:44,123 INFO L226 Difference]: Without dead ends: 180468 [2019-09-08 23:17:44,164 INFO L628 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 [2019-09-08 23:17:44,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180468 states. [2019-09-08 23:17:55,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180468 to 180468. [2019-09-08 23:17:55,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180468 states. [2019-09-08 23:17:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180468 states to 180468 states and 239236 transitions. [2019-09-08 23:17:56,022 INFO L78 Accepts]: Start accepts. Automaton has 180468 states and 239236 transitions. Word has length 318 [2019-09-08 23:17:56,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:17:56,023 INFO L475 AbstractCegarLoop]: Abstraction has 180468 states and 239236 transitions. [2019-09-08 23:17:56,023 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:17:56,023 INFO L276 IsEmpty]: Start isEmpty. Operand 180468 states and 239236 transitions. [2019-09-08 23:17:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2019-09-08 23:17:56,031 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:17:56,031 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 7, 6, 6, 4, 4, 4, 4, 4, 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] [2019-09-08 23:17:56,032 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:17:56,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:17:56,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1189370932, now seen corresponding path program 1 times [2019-09-08 23:17:56,032 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:17:56,032 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:17:56,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:56,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:17:56,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:17:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:17:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2019-09-08 23:17:56,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:17:56,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:17:56,397 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:17:56,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:17:56,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:17:56,398 INFO L87 Difference]: Start difference. First operand 180468 states and 239236 transitions. Second operand 5 states. [2019-09-08 23:18:02,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:18:02,656 INFO L93 Difference]: Finished difference Result 180474 states and 239241 transitions. [2019-09-08 23:18:02,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:18:02,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 323 [2019-09-08 23:18:02,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:18:03,142 INFO L225 Difference]: With dead ends: 180474 [2019-09-08 23:18:03,142 INFO L226 Difference]: Without dead ends: 180472 [2019-09-08 23:18:03,195 INFO L628 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 [2019-09-08 23:18:03,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180472 states. [2019-09-08 23:18:16,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180472 to 180472. [2019-09-08 23:18:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180472 states. [2019-09-08 23:18:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180472 states to 180472 states and 239239 transitions. [2019-09-08 23:18:17,297 INFO L78 Accepts]: Start accepts. Automaton has 180472 states and 239239 transitions. Word has length 323 [2019-09-08 23:18:17,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:18:17,297 INFO L475 AbstractCegarLoop]: Abstraction has 180472 states and 239239 transitions. [2019-09-08 23:18:17,298 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:18:17,298 INFO L276 IsEmpty]: Start isEmpty. Operand 180472 states and 239239 transitions. [2019-09-08 23:18:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-09-08 23:18:17,312 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:18:17,312 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 8, 7, 7, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:18:17,313 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:18:17,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:18:17,313 INFO L82 PathProgramCache]: Analyzing trace with hash 2138131659, now seen corresponding path program 1 times [2019-09-08 23:18:17,313 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:18:17,313 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:18:17,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:17,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:18:17,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:18:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1224 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2019-09-08 23:18:17,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:18:17,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:18:17,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:18:17,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:18:17,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:18:17,702 INFO L87 Difference]: Start difference. First operand 180472 states and 239239 transitions. Second operand 5 states. [2019-09-08 23:18:24,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:18:24,361 INFO L93 Difference]: Finished difference Result 181524 states and 240000 transitions. [2019-09-08 23:18:24,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:18:24,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 328 [2019-09-08 23:18:24,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:18:24,836 INFO L225 Difference]: With dead ends: 181524 [2019-09-08 23:18:24,836 INFO L226 Difference]: Without dead ends: 181522 [2019-09-08 23:18:24,887 INFO L628 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 [2019-09-08 23:18:25,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181522 states. [2019-09-08 23:18:36,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181522 to 181522. [2019-09-08 23:18:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181522 states. [2019-09-08 23:18:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181522 states to 181522 states and 239998 transitions. [2019-09-08 23:18:37,436 INFO L78 Accepts]: Start accepts. Automaton has 181522 states and 239998 transitions. Word has length 328 [2019-09-08 23:18:37,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:18:37,437 INFO L475 AbstractCegarLoop]: Abstraction has 181522 states and 239998 transitions. [2019-09-08 23:18:37,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:18:37,437 INFO L276 IsEmpty]: Start isEmpty. Operand 181522 states and 239998 transitions. [2019-09-08 23:18:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-09-08 23:18:37,452 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:18:37,452 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 9, 8, 8, 4, 4, 4, 4, 4, 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] [2019-09-08 23:18:37,452 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:18:37,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:18:37,453 INFO L82 PathProgramCache]: Analyzing trace with hash -945454356, now seen corresponding path program 1 times [2019-09-08 23:18:37,453 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:18:37,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:18:37,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:37,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:18:37,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:18:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 1229 trivial. 0 not checked. [2019-09-08 23:18:38,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:18:38,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:18:38,193 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:18:38,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:18:38,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:18:38,194 INFO L87 Difference]: Start difference. First operand 181522 states and 239998 transitions. Second operand 5 states. [2019-09-08 23:18:44,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:18:44,597 INFO L93 Difference]: Finished difference Result 181528 states and 240003 transitions. [2019-09-08 23:18:44,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 23:18:44,598 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 333 [2019-09-08 23:18:44,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:18:45,062 INFO L225 Difference]: With dead ends: 181528 [2019-09-08 23:18:45,063 INFO L226 Difference]: Without dead ends: 181526 [2019-09-08 23:18:45,109 INFO L628 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 [2019-09-08 23:18:45,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181526 states. [2019-09-08 23:18:58,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181526 to 181526. [2019-09-08 23:18:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181526 states. [2019-09-08 23:18:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181526 states to 181526 states and 240001 transitions. [2019-09-08 23:18:59,117 INFO L78 Accepts]: Start accepts. Automaton has 181526 states and 240001 transitions. Word has length 333 [2019-09-08 23:18:59,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:18:59,118 INFO L475 AbstractCegarLoop]: Abstraction has 181526 states and 240001 transitions. [2019-09-08 23:18:59,118 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:18:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 181526 states and 240001 transitions. [2019-09-08 23:18:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2019-09-08 23:18:59,130 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:18:59,130 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 8, 8, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:18:59,130 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:18:59,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:18:59,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1192243921, now seen corresponding path program 1 times [2019-09-08 23:18:59,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:18:59,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:18:59,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:59,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:18:59,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:18:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:18:59,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2019-09-08 23:18:59,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:18:59,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:18:59,900 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:18:59,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:18:59,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:18:59,901 INFO L87 Difference]: Start difference. First operand 181526 states and 240001 transitions. Second operand 5 states. [2019-09-08 23:19:52,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 23:19:52,027 INFO L93 Difference]: Finished difference Result 536541 states and 710025 transitions. [2019-09-08 23:19:52,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 23:19:52,028 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 459 [2019-09-08 23:19:52,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 23:19:53,036 INFO L225 Difference]: With dead ends: 536541 [2019-09-08 23:19:53,036 INFO L226 Difference]: Without dead ends: 355072 [2019-09-08 23:19:53,287 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 23:19:53,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355072 states. [2019-09-08 23:20:19,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355072 to 354501. [2019-09-08 23:20:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354501 states. [2019-09-08 23:20:19,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354501 states to 354501 states and 469167 transitions. [2019-09-08 23:20:19,989 INFO L78 Accepts]: Start accepts. Automaton has 354501 states and 469167 transitions. Word has length 459 [2019-09-08 23:20:19,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 23:20:19,989 INFO L475 AbstractCegarLoop]: Abstraction has 354501 states and 469167 transitions. [2019-09-08 23:20:19,989 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 23:20:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 354501 states and 469167 transitions. [2019-09-08 23:20:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-09-08 23:20:20,004 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 23:20:20,004 INFO L399 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 10, 9, 9, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 23:20:20,005 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 23:20:20,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 23:20:20,005 INFO L82 PathProgramCache]: Analyzing trace with hash -569372373, now seen corresponding path program 1 times [2019-09-08 23:20:20,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 23:20:20,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 23:20:20,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:20:20,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 23:20:20,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 23:20:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 23:20:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1261 trivial. 0 not checked. [2019-09-08 23:20:26,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 23:20:26,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 23:20:26,219 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 23:20:26,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 23:20:26,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 23:20:26,220 INFO L87 Difference]: Start difference. First operand 354501 states and 469167 transitions. Second operand 5 states.