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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:21:35,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:21:35,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:21:35,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:21:35,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:21:35,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:21:35,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:21:35,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:21:35,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:21:35,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:21:35,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:21:35,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:21:35,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:21:35,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:21:35,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:21:35,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:21:35,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:21:35,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:21:35,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:21:35,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:21:35,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:21:35,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:21:35,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:21:35,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:21:35,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:21:35,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:21:35,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:21:35,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:21:35,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:21:35,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:21:35,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:21:35,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:21:35,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:21:35,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:21:35,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:21:35,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:21:35,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:21:35,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:21:35,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:21:35,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:21:35,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:21:35,740 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 [2019-09-20 13:21:35,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:21:35,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:21:35,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:21:35,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:21:35,756 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:21:35,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:21:35,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:21:35,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:21:35,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:21:35,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:21:35,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:21:35,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:21:35,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:21:35,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:21:35,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:21:35,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:21:35,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:21:35,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:21:35,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:21:35,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:21:35,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:21:35,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:21:35,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:21:35,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:21:35,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:21:35,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:21:35,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:21:35,808 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:21:35,809 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:21:35,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2019-09-20 13:21:35,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb623e0cb/a6005f34071d4d1a99abf45850d01d67/FLAG2a456fa9d [2019-09-20 13:21:36,714 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:21:36,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2019-09-20 13:21:36,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb623e0cb/a6005f34071d4d1a99abf45850d01d67/FLAG2a456fa9d [2019-09-20 13:21:37,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb623e0cb/a6005f34071d4d1a99abf45850d01d67 [2019-09-20 13:21:37,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:21:37,230 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:21:37,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:21:37,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:21:37,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:21:37,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:21:37" (1/1) ... [2019-09-20 13:21:37,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42fb237b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:37, skipping insertion in model container [2019-09-20 13:21:37,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:21:37" (1/1) ... [2019-09-20 13:21:37,249 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:21:37,391 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:21:38,093 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2019-09-20 13:21:38,094 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2019-09-20 13:21:39,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:21:39,736 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:21:39,931 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5400] [2019-09-20 13:21:39,932 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5401-5402] [2019-09-20 13:21:40,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:21:40,565 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:21:40,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40 WrapperNode [2019-09-20 13:21:40,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:21:40,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:21:40,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:21:40,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:21:40,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (1/1) ... [2019-09-20 13:21:40,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:21:40,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:21:40,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:21:40,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:21:40,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (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 [2019-09-20 13:21:41,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:21:41,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:21:41,045 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-20 13:21:41,045 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 13:21:41,045 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-20 13:21:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-20 13:21:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-20 13:21:41,047 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:21:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-20 13:21:41,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:21:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-09-20 13:21:41,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:21:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 13:21:41,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 13:21:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 13:21:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 13:21:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:21:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-09-20 13:21:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-20 13:21:41,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-20 13:21:41,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-20 13:21:41,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure async_ctrl_callback [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_register [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure update_eth_regs_async [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __mii_op [2019-09-20 13:21:41,058 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2019-09-20 13:21:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2019-09-20 13:21:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-20 13:21:41,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-20 13:21:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_word [2019-09-20 13:21:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure get_node_id [2019-09-20 13:21:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ethernet_addr [2019-09-20 13:21:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_mac [2019-09-20 13:21:41,060 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_net_traffic [2019-09-20 13:21:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2019-09-20 13:21:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_fixup [2019-09-20 13:21:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure write_bulk_callback [2019-09-20 13:21:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2019-09-20 13:21:41,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_tx_timeout [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_start_xmit [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_netdev_stats [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_net_traffic [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interrupt_interval [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2019-09-20 13:21:41,063 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2019-09-20 13:21:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2019-09-20 13:21:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_urbs [2019-09-20 13:21:41,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_open [2019-09-20 13:21:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_close [2019-09-20 13:21:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_drvinfo [2019-09-20 13:21:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_wol [2019-09-20 13:21:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_wol [2019-09-20 13:21:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_reset_wol [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_settings [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_settings [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_nway_reset [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_link [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_msglevel [2019-09-20 13:21:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_msglevel [2019-09-20 13:21:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_ioctl [2019-09-20 13:21:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_multicast [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_phy_probe [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_pegasus_II [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure check_carrier [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_blacklisted [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_dec_workqueue [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_probe [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_disconnect [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_suspend [2019-09-20 13:21:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_resume [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_id [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_init [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_exit [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_3 [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-20 13:21:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-09-20 13:21:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2019-09-20 13:21:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-09-20 13:21:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2019-09-20 13:21:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_33 [2019-09-20 13:21:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_34 [2019-09-20 13:21:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_35 [2019-09-20 13:21:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_36 [2019-09-20 13:21:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_37 [2019-09-20 13:21:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_38 [2019-09-20 13:21:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_39 [2019-09-20 13:21:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_40 [2019-09-20 13:21:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_41 [2019-09-20 13:21:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2019-09-20 13:21:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_43 [2019-09-20 13:21:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_44 [2019-09-20 13:21:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_45 [2019-09-20 13:21:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_46 [2019-09-20 13:21:41,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_47 [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_48 [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_49 [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-20 13:21:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-20 13:21:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-20 13:21:41,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-20 13:21:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-20 13:21:41,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-20 13:21:41,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-09-20 13:21:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2019-09-20 13:21:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-20 13:21:41,096 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:21:41,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-20 13:21:41,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-20 13:21:41,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2019-09-20 13:21:41,100 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-20 13:21:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-20 13:21:41,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 13:21:41,103 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-20 13:21:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:21:41,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-20 13:21:41,106 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:21:41,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:21:41,108 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 13:21:41,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-20 13:21:41,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_3 [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:21:41,111 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2019-09-20 13:21:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-20 13:21:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:21:41,114 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_45 [2019-09-20 13:21:41,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_47 [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-20 13:21:41,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-09-20 13:21:41,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_44 [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_46 [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-20 13:21:41,118 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-09-20 13:21:41,119 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_48 [2019-09-20 13:21:41,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_49 [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_33 [2019-09-20 13:21:41,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_39 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_40 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_41 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_34 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_35 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_36 [2019-09-20 13:21:41,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_37 [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_38 [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_43 [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 13:21:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure async_ctrl_callback [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_register [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure update_eth_regs_async [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure __mii_op [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2019-09-20 13:21:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_word [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure get_node_id [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure set_ethernet_addr [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure reset_mac [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure enable_net_traffic [2019-09-20 13:21:41,125 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure rx_fixup [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure write_bulk_callback [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_tx_timeout [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_start_xmit [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_netdev_stats [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure disable_net_traffic [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure get_interrupt_interval [2019-09-20 13:21:41,126 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_urbs [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_open [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_close [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_drvinfo [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_wol [2019-09-20 13:21:41,127 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_wol [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_reset_wol [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_settings [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_settings [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_nway_reset [2019-09-20 13:21:41,128 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_link [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_msglevel [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_msglevel [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_ioctl [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_multicast [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure mii_phy_probe [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure setup_pegasus_II [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure check_carrier [2019-09-20 13:21:41,129 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_blacklisted [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_dec_workqueue [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_probe [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_disconnect [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_suspend [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_resume [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure parse_id [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_init [2019-09-20 13:21:41,130 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_exit [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-20 13:21:41,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:21:41,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:21:41,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:21:42,796 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 13:21:55,525 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:21:55,525 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 13:21:55,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:21:55 BoogieIcfgContainer [2019-09-20 13:21:55,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:21:55,529 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:21:55,529 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:21:55,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:21:55,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:21:37" (1/3) ... [2019-09-20 13:21:55,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eba596d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:21:55, skipping insertion in model container [2019-09-20 13:21:55,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:21:40" (2/3) ... [2019-09-20 13:21:55,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eba596d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:21:55, skipping insertion in model container [2019-09-20 13:21:55,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:21:55" (3/3) ... [2019-09-20 13:21:55,538 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--pegasus.ko-entry_point.cil.out.i [2019-09-20 13:21:55,554 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:21:55,567 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:21:55,591 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:21:55,647 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:21:55,649 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:21:55,649 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:21:55,649 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:21:55,649 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:21:55,650 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:21:55,650 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:21:55,650 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:21:55,650 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:21:55,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states. [2019-09-20 13:21:55,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-09-20 13:21:55,732 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:21:55,734 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:21:55,736 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:21:55,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:21:55,743 INFO L82 PathProgramCache]: Analyzing trace with hash -506043619, now seen corresponding path program 1 times [2019-09-20 13:21:55,745 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:21:55,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:21:55,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:55,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:21:55,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:21:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-20 13:21:57,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:21:57,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:21:57,080 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:21:57,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:21:57,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:21:57,098 INFO L87 Difference]: Start difference. First operand 1656 states. Second operand 3 states. [2019-09-20 13:21:58,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:21:58,296 INFO L93 Difference]: Finished difference Result 3920 states and 5182 transitions. [2019-09-20 13:21:58,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:21:58,298 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2019-09-20 13:21:58,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:21:58,348 INFO L225 Difference]: With dead ends: 3920 [2019-09-20 13:21:58,349 INFO L226 Difference]: Without dead ends: 2401 [2019-09-20 13:21:58,369 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:21:58,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2401 states. [2019-09-20 13:21:58,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2401 to 2382. [2019-09-20 13:21:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2382 states. [2019-09-20 13:21:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2382 states and 3115 transitions. [2019-09-20 13:21:58,629 INFO L78 Accepts]: Start accepts. Automaton has 2382 states and 3115 transitions. Word has length 74 [2019-09-20 13:21:58,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:21:58,630 INFO L475 AbstractCegarLoop]: Abstraction has 2382 states and 3115 transitions. [2019-09-20 13:21:58,630 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:21:58,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 3115 transitions. [2019-09-20 13:21:58,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-09-20 13:21:58,637 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:21:58,638 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:21:58,638 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:21:58,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:21:58,639 INFO L82 PathProgramCache]: Analyzing trace with hash 464645799, now seen corresponding path program 1 times [2019-09-20 13:21:58,639 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:21:58,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:21:58,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:58,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:21:58,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:21:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:21:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-09-20 13:21:59,314 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:21:59,314 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:21:59,316 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:21:59,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:21:59,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:21:59,317 INFO L87 Difference]: Start difference. First operand 2382 states and 3115 transitions. Second operand 3 states. [2019-09-20 13:22:00,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:00,406 INFO L93 Difference]: Finished difference Result 5775 states and 7543 transitions. [2019-09-20 13:22:00,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:00,408 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2019-09-20 13:22:00,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:00,433 INFO L225 Difference]: With dead ends: 5775 [2019-09-20 13:22:00,433 INFO L226 Difference]: Without dead ends: 3414 [2019-09-20 13:22:00,446 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:00,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3414 states. [2019-09-20 13:22:00,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3414 to 3397. [2019-09-20 13:22:00,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3397 states. [2019-09-20 13:22:00,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3397 states and 4435 transitions. [2019-09-20 13:22:00,601 INFO L78 Accepts]: Start accepts. Automaton has 3397 states and 4435 transitions. Word has length 96 [2019-09-20 13:22:00,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:00,602 INFO L475 AbstractCegarLoop]: Abstraction has 3397 states and 4435 transitions. [2019-09-20 13:22:00,602 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 4435 transitions. [2019-09-20 13:22:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-20 13:22:00,607 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:00,607 INFO L407 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-20 13:22:00,607 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:00,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:00,608 INFO L82 PathProgramCache]: Analyzing trace with hash 666048585, now seen corresponding path program 1 times [2019-09-20 13:22:00,608 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:00,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:00,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:00,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:00,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:00,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:01,121 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-09-20 13:22:01,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:01,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:01,122 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:01,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:01,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:01,123 INFO L87 Difference]: Start difference. First operand 3397 states and 4435 transitions. Second operand 3 states. [2019-09-20 13:22:04,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:04,101 INFO L93 Difference]: Finished difference Result 6762 states and 8832 transitions. [2019-09-20 13:22:04,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:04,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2019-09-20 13:22:04,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:04,124 INFO L225 Difference]: With dead ends: 6762 [2019-09-20 13:22:04,124 INFO L226 Difference]: Without dead ends: 3397 [2019-09-20 13:22:04,137 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:04,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3397 states. [2019-09-20 13:22:04,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3397 to 3397. [2019-09-20 13:22:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3397 states. [2019-09-20 13:22:04,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 3397 states and 4433 transitions. [2019-09-20 13:22:04,280 INFO L78 Accepts]: Start accepts. Automaton has 3397 states and 4433 transitions. Word has length 132 [2019-09-20 13:22:04,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:04,280 INFO L475 AbstractCegarLoop]: Abstraction has 3397 states and 4433 transitions. [2019-09-20 13:22:04,280 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:04,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 4433 transitions. [2019-09-20 13:22:04,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-20 13:22:04,284 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:04,285 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 9, 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] [2019-09-20 13:22:04,285 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:04,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:04,285 INFO L82 PathProgramCache]: Analyzing trace with hash -587638144, now seen corresponding path program 1 times [2019-09-20 13:22:04,286 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:04,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:04,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:04,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:04,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:04,754 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-09-20 13:22:04,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:04,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:04,756 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:04,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:04,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:04,757 INFO L87 Difference]: Start difference. First operand 3397 states and 4433 transitions. Second operand 3 states. [2019-09-20 13:22:04,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:04,877 INFO L93 Difference]: Finished difference Result 6762 states and 8836 transitions. [2019-09-20 13:22:04,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:04,878 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-09-20 13:22:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:04,907 INFO L225 Difference]: With dead ends: 6762 [2019-09-20 13:22:04,907 INFO L226 Difference]: Without dead ends: 3399 [2019-09-20 13:22:04,926 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:04,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3399 states. [2019-09-20 13:22:05,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3399 to 3399. [2019-09-20 13:22:05,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3399 states. [2019-09-20 13:22:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 3399 states and 4435 transitions. [2019-09-20 13:22:05,094 INFO L78 Accepts]: Start accepts. Automaton has 3399 states and 4435 transitions. Word has length 154 [2019-09-20 13:22:05,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:05,095 INFO L475 AbstractCegarLoop]: Abstraction has 3399 states and 4435 transitions. [2019-09-20 13:22:05,096 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:05,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3399 states and 4435 transitions. [2019-09-20 13:22:05,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-20 13:22:05,102 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:05,102 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 9, 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] [2019-09-20 13:22:05,102 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:05,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:05,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1697225311, now seen corresponding path program 1 times [2019-09-20 13:22:05,103 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:05,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:05,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:05,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:05,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:05,937 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-09-20 13:22:05,937 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:05,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:05,938 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:05,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:05,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:05,939 INFO L87 Difference]: Start difference. First operand 3399 states and 4435 transitions. Second operand 3 states. [2019-09-20 13:22:06,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:06,098 INFO L93 Difference]: Finished difference Result 9516 states and 12427 transitions. [2019-09-20 13:22:06,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:06,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-09-20 13:22:06,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:06,140 INFO L225 Difference]: With dead ends: 9516 [2019-09-20 13:22:06,141 INFO L226 Difference]: Without dead ends: 6151 [2019-09-20 13:22:06,156 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:06,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6151 states. [2019-09-20 13:22:06,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6151 to 6143. [2019-09-20 13:22:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6143 states. [2019-09-20 13:22:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 6143 states and 8017 transitions. [2019-09-20 13:22:06,397 INFO L78 Accepts]: Start accepts. Automaton has 6143 states and 8017 transitions. Word has length 154 [2019-09-20 13:22:06,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:06,399 INFO L475 AbstractCegarLoop]: Abstraction has 6143 states and 8017 transitions. [2019-09-20 13:22:06,399 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 6143 states and 8017 transitions. [2019-09-20 13:22:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-20 13:22:06,403 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:22:06,403 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 9, 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] [2019-09-20 13:22:06,403 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:22:06,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:22:06,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1296285230, now seen corresponding path program 1 times [2019-09-20 13:22:06,404 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:22:06,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:22:06,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:06,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:22:06,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:22:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:22:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2019-09-20 13:22:06,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:22:06,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:22:06,976 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:22:06,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:22:06,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:06,977 INFO L87 Difference]: Start difference. First operand 6143 states and 8017 transitions. Second operand 3 states. [2019-09-20 13:22:07,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:22:07,117 INFO L93 Difference]: Finished difference Result 6143 states and 8017 transitions. [2019-09-20 13:22:07,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:22:07,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2019-09-20 13:22:07,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:22:07,119 INFO L225 Difference]: With dead ends: 6143 [2019-09-20 13:22:07,119 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:22:07,137 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:22:07,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:22:07,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:22:07,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:22:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:22:07,139 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2019-09-20 13:22:07,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:22:07,139 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:22:07,139 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:22:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:22:07,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:22:07,145 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:22:08,421 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 1