java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8851.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 00:49:27,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 00:49:27,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 00:49:27,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 00:49:27,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 00:49:27,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 00:49:27,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 00:49:27,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 00:49:27,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 00:49:27,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 00:49:27,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 00:49:27,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 00:49:27,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 00:49:27,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 00:49:27,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 00:49:27,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 00:49:27,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 00:49:27,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 00:49:27,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 00:49:27,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 00:49:27,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 00:49:27,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 00:49:27,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 00:49:27,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 00:49:27,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 00:49:27,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 00:49:27,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 00:49:27,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 00:49:27,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 00:49:27,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 00:49:27,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 00:49:27,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 00:49:27,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 00:49:27,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 00:49:27,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 00:49:27,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 00:49:27,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 00:49:27,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 00:49:27,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 00:49:27,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 00:49:27,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 00:49:27,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 00:49:27,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 00:49:27,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 00:49:27,795 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 00:49:27,795 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 00:49:27,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 00:49:27,796 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 00:49:27,796 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 00:49:27,796 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 00:49:27,797 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 00:49:27,797 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 00:49:27,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 00:49:27,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 00:49:27,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 00:49:27,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 00:49:27,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 00:49:27,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 00:49:27,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 00:49:27,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 00:49:27,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 00:49:27,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 00:49:27,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 00:49:27,800 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 00:49:27,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 00:49:27,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:49:27,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 00:49:27,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 00:49:27,801 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 00:49:27,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 00:49:27,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 00:49:27,801 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 00:49:27,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 00:49:27,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 00:49:27,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 00:49:27,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 00:49:27,847 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 00:49:27,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8851.ko-entry_point.cil.out.i [2019-10-03 00:49:27,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194f69fde/84df067fef96478d920fdd45900d9651/FLAGd78d41c9e [2019-10-03 00:49:28,803 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 00:49:28,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8851.ko-entry_point.cil.out.i [2019-10-03 00:49:28,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194f69fde/84df067fef96478d920fdd45900d9651/FLAGd78d41c9e [2019-10-03 00:49:29,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194f69fde/84df067fef96478d920fdd45900d9651 [2019-10-03 00:49:29,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 00:49:29,263 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 00:49:29,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 00:49:29,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 00:49:29,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 00:49:29,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:49:29" (1/1) ... [2019-10-03 00:49:29,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c701675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:29, skipping insertion in model container [2019-10-03 00:49:29,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:49:29" (1/1) ... [2019-10-03 00:49:29,289 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 00:49:29,498 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 00:49:32,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:49:32,195 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 00:49:32,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 00:49:33,082 INFO L192 MainTranslator]: Completed translation [2019-10-03 00:49:33,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33 WrapperNode [2019-10-03 00:49:33,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 00:49:33,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 00:49:33,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 00:49:33,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 00:49:33,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... [2019-10-03 00:49:33,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 00:49:33,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 00:49:33,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 00:49:33,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 00:49:33,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 00:49:33,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 00:49:33,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 00:49:33,609 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 00:49:33,609 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 00:49:33,609 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-03 00:49:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 00:49:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 00:49:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-03 00:49:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 00:49:33,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-03 00:49:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-03 00:49:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-03 00:49:33,611 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-03 00:49:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-03 00:49:33,612 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-03 00:49:33,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 00:49:33,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 00:49:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-03 00:49:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-03 00:49:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_set_drvdata [2019-10-03 00:49:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_unregister_driver [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure of_get_named_gpio_flags [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg16 [2019-10-03 00:49:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrreg8 [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_1msg [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg8 [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg16 [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdreg32 [2019-10-03 00:49:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_soft_reset [2019-10-03 00:49:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_powermode [2019-10-03 00:49:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_write_mac_addr [2019-10-03 00:49:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_read_mac_addr [2019-10-03 00:49:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_init_mac [2019-10-03 00:49:33,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rdfifo [2019-10-03 00:49:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_dbg_dumpkkt [2019-10-03 00:49:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rx_pkts [2019-10-03 00:49:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_irq [2019-10-03 00:49:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_txlen [2019-10-03 00:49:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_wrpkt [2019-10-03 00:49:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_done_tx [2019-10-03 00:49:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_tx_work [2019-10-03 00:49:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_open [2019-10-03 00:49:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_stop [2019-10-03 00:49:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_start_xmit [2019-10-03 00:49:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_rxctrl_work [2019-10-03 00:49:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_rx_mode [2019-10-03 00:49:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_mac_address [2019-10-03 00:49:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_net_ioctl [2019-10-03 00:49:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_drvinfo [2019-10-03 00:49:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_msglevel [2019-10-03 00:49:33,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_msglevel [2019-10-03 00:49:33,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_settings [2019-10-03 00:49:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_settings [2019-10-03 00:49:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_link [2019-10-03 00:49:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_nway_reset [2019-10-03 00:49:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_regread [2019-10-03 00:49:33,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_regwrite [2019-10-03 00:49:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_claim [2019-10-03 00:49:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_eeprom_release [2019-10-03 00:49:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_set_eeprom [2019-10-03 00:49:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom [2019-10-03 00:49:33,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_get_eeprom_len [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_reg [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_read [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_phy_write [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_read_selftest [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_suspend [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_resume [2019-10-03 00:49:33,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_probe [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_remove [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_driver_init [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ks8851_driver_exit [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_6 [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-03 00:49:33,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-03 00:49:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 00:49:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 00:49:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 00:49:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 00:49:33,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_spi_driver_3 [2019-10-03 00:49:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_4 [2019-10-03 00:49:33,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_5 [2019-10-03 00:49:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-03 00:49:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 00:49:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-03 00:49:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 00:49:33,633 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-03 00:49:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-03 00:49:33,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-03 00:49:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-03 00:49:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-03 00:49:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-03 00:49:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_11 [2019-10-03 00:49:33,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_13 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_15 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq_16 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_17 [2019-10-03 00:49:33,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_18 [2019-10-03 00:49:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_19 [2019-10-03 00:49:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_20 [2019-10-03 00:49:33,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_21 [2019-10-03 00:49:33,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_22 [2019-10-03 00:49:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-03 00:49:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-03 00:49:33,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-03 00:49:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-03 00:49:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-03 00:49:33,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 00:49:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 00:49:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 00:49:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 00:49:33,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-03 00:49:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 00:49:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-03 00:49:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-03 00:49:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-03 00:49:33,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-03 00:49:33,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-03 00:49:33,653 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_gpio_request_one [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2019-10-03 00:49:33,654 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_wren [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_write [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 00:49:33,655 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_mii_ioctl [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_4 [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_4 [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_4 [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_1 [2019-10-03 00:49:33,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_2 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_6 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_6 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_4 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_4 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_4 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_4 [2019-10-03 00:49:33,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_4 [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-03 00:49:33,658 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_link [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-03 00:49:33,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-03 00:49:33,660 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_enable [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_register_driver [2019-10-03 00:49:33,661 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 00:49:33,662 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 00:49:33,663 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 00:49:33,663 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 00:49:33,663 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 00:49:33,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 00:49:33,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 00:49:33,663 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-03 00:49:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-03 00:49:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 00:49:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-03 00:49:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-03 00:49:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 00:49:33,668 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-03 00:49:33,672 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-03 00:49:33,673 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-03 00:49:33,673 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-03 00:49:33,673 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-03 00:49:33,673 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-10-03 00:49:33,677 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-03 00:49:33,678 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-03 00:49:33,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-03 00:49:33,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 00:49:33,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 00:49:33,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-03 00:49:33,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_15 [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-03 00:49:33,680 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-03 00:49:33,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 00:49:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_6 [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-03 00:49:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_spi_driver_3 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_4 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_5 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-03 00:49:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_11 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq_16 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_18 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_21 [2019-10-03 00:49:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_19 [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_22 [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-03 00:49:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_13 [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-03 00:49:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_17 [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_20 [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-03 00:49:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-10-03 00:49:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_link [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure generic_mii_ioctl [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-03 00:49:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_wren [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_write [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_enable [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_set_drvdata [2019-10-03 00:49:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2019-10-03 00:49:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure spi_register_driver [2019-10-03 00:49:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure spi_unregister_driver [2019-10-03 00:49:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2019-10-03 00:49:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure devm_gpio_request_one [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure of_get_named_gpio_flags [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg16 [2019-10-03 00:49:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrreg8 [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_1msg [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg8 [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg16 [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdreg32 [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_soft_reset [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_powermode [2019-10-03 00:49:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_write_mac_addr [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_read_mac_addr [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_init_mac [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rdfifo [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_dbg_dumpkkt [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rx_pkts [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_irq [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure calc_txlen [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_wrpkt [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_done_tx [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_tx_work [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_open [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_stop [2019-10-03 00:49:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_start_xmit [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_rxctrl_work [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_rx_mode [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_mac_address [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_net_ioctl [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_drvinfo [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_msglevel [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_msglevel [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_settings [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_settings [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_link [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_nway_reset [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_regread [2019-10-03 00:49:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_regwrite [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_claim [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_eeprom_release [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_set_eeprom [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_get_eeprom_len [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_reg [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_read [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_phy_write [2019-10-03 00:49:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_read_selftest [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_suspend [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_resume [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_probe [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_remove [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_driver_init [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ks8851_driver_exit [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_4 [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_6 [2019-10-03 00:49:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_2 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_6 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_4 [2019-10-03 00:49:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_1 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_4 [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 00:49:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-03 00:49:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 00:49:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 00:49:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 00:49:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 00:49:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 00:49:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 00:49:34,937 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 00:49:42,754 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 00:49:42,755 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-03 00:49:42,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:42 BoogieIcfgContainer [2019-10-03 00:49:42,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 00:49:42,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 00:49:42,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 00:49:42,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 00:49:42,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 12:49:29" (1/3) ... [2019-10-03 00:49:42,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad949c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:49:42, skipping insertion in model container [2019-10-03 00:49:42,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:49:33" (2/3) ... [2019-10-03 00:49:42,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad949c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 12:49:42, skipping insertion in model container [2019-10-03 00:49:42,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:49:42" (3/3) ... [2019-10-03 00:49:42,769 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--micrel--ks8851.ko-entry_point.cil.out.i [2019-10-03 00:49:42,785 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 00:49:42,797 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 00:49:42,820 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 00:49:42,861 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 00:49:42,861 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 00:49:42,861 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 00:49:42,862 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 00:49:42,862 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 00:49:42,862 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 00:49:42,862 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 00:49:42,862 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 00:49:42,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states. [2019-10-03 00:49:42,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-03 00:49:42,968 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:42,970 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:42,979 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:42,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:42,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1985485759, now seen corresponding path program 1 times [2019-10-03 00:49:42,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:43,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:43,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:43,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:43,138 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-10-03 00:49:44,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:44,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:49:44,006 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:44,011 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:49:44,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:49:44,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:44,029 INFO L87 Difference]: Start difference. First operand 1730 states. Second operand 3 states. [2019-10-03 00:49:46,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:46,718 INFO L93 Difference]: Finished difference Result 3128 states and 4059 transitions. [2019-10-03 00:49:46,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:49:46,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2019-10-03 00:49:46,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:46,786 INFO L225 Difference]: With dead ends: 3128 [2019-10-03 00:49:46,787 INFO L226 Difference]: Without dead ends: 3099 [2019-10-03 00:49:46,788 INFO L640 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 [2019-10-03 00:49:46,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3099 states. [2019-10-03 00:49:47,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3099 to 3099. [2019-10-03 00:49:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3099 states. [2019-10-03 00:49:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 3099 states and 4010 transitions. [2019-10-03 00:49:47,044 INFO L78 Accepts]: Start accepts. Automaton has 3099 states and 4010 transitions. Word has length 77 [2019-10-03 00:49:47,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:47,045 INFO L475 AbstractCegarLoop]: Abstraction has 3099 states and 4010 transitions. [2019-10-03 00:49:47,045 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:49:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 4010 transitions. [2019-10-03 00:49:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-10-03 00:49:47,052 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:47,053 INFO L411 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:47,053 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:47,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:47,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1754601195, now seen corresponding path program 1 times [2019-10-03 00:49:47,054 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:47,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:47,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:47,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:47,069 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-10-03 00:49:47,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:47,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:49:47,558 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:47,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:49:47,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:49:47,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:49:47,563 INFO L87 Difference]: Start difference. First operand 3099 states and 4010 transitions. Second operand 6 states. [2019-10-03 00:49:52,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:52,679 INFO L93 Difference]: Finished difference Result 6177 states and 8041 transitions. [2019-10-03 00:49:52,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 00:49:52,680 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 81 [2019-10-03 00:49:52,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:52,724 INFO L225 Difference]: With dead ends: 6177 [2019-10-03 00:49:52,724 INFO L226 Difference]: Without dead ends: 6156 [2019-10-03 00:49:52,726 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:49:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6156 states. [2019-10-03 00:49:52,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6156 to 6156. [2019-10-03 00:49:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6156 states. [2019-10-03 00:49:52,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6156 states to 6156 states and 8017 transitions. [2019-10-03 00:49:52,970 INFO L78 Accepts]: Start accepts. Automaton has 6156 states and 8017 transitions. Word has length 81 [2019-10-03 00:49:52,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:52,971 INFO L475 AbstractCegarLoop]: Abstraction has 6156 states and 8017 transitions. [2019-10-03 00:49:52,971 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:49:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 6156 states and 8017 transitions. [2019-10-03 00:49:52,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-10-03 00:49:52,989 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:52,990 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:52,990 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:52,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:52,991 INFO L82 PathProgramCache]: Analyzing trace with hash 1863109105, now seen corresponding path program 1 times [2019-10-03 00:49:52,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:53,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:53,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:53,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:53,004 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-10-03 00:49:53,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:53,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:49:53,359 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:53,361 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:49:53,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:49:53,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:53,362 INFO L87 Difference]: Start difference. First operand 6156 states and 8017 transitions. Second operand 3 states. [2019-10-03 00:49:53,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:53,830 INFO L93 Difference]: Finished difference Result 11242 states and 14624 transitions. [2019-10-03 00:49:53,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:49:53,831 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 289 [2019-10-03 00:49:53,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:53,898 INFO L225 Difference]: With dead ends: 11242 [2019-10-03 00:49:53,899 INFO L226 Difference]: Without dead ends: 11242 [2019-10-03 00:49:53,899 INFO L640 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 [2019-10-03 00:49:53,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11242 states. [2019-10-03 00:49:54,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11242 to 11146. [2019-10-03 00:49:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11146 states. [2019-10-03 00:49:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11146 states to 11146 states and 14516 transitions. [2019-10-03 00:49:54,390 INFO L78 Accepts]: Start accepts. Automaton has 11146 states and 14516 transitions. Word has length 289 [2019-10-03 00:49:54,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:54,390 INFO L475 AbstractCegarLoop]: Abstraction has 11146 states and 14516 transitions. [2019-10-03 00:49:54,391 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:49:54,391 INFO L276 IsEmpty]: Start isEmpty. Operand 11146 states and 14516 transitions. [2019-10-03 00:49:54,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-10-03 00:49:54,414 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:54,416 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:54,416 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:54,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:54,417 INFO L82 PathProgramCache]: Analyzing trace with hash 349026792, now seen corresponding path program 1 times [2019-10-03 00:49:54,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:54,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:54,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:54,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:54,430 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-10-03 00:49:54,883 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:54,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:49:54,884 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:54,885 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:49:54,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:49:54,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:49:54,885 INFO L87 Difference]: Start difference. First operand 11146 states and 14516 transitions. Second operand 3 states. [2019-10-03 00:49:55,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:49:55,405 INFO L93 Difference]: Finished difference Result 20318 states and 26252 transitions. [2019-10-03 00:49:55,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:49:55,405 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 318 [2019-10-03 00:49:55,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:49:55,552 INFO L225 Difference]: With dead ends: 20318 [2019-10-03 00:49:55,552 INFO L226 Difference]: Without dead ends: 20318 [2019-10-03 00:49:55,553 INFO L640 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 [2019-10-03 00:49:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20318 states. [2019-10-03 00:49:56,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20318 to 20246. [2019-10-03 00:49:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20246 states. [2019-10-03 00:49:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20246 states to 20246 states and 26176 transitions. [2019-10-03 00:49:56,198 INFO L78 Accepts]: Start accepts. Automaton has 20246 states and 26176 transitions. Word has length 318 [2019-10-03 00:49:56,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:49:56,200 INFO L475 AbstractCegarLoop]: Abstraction has 20246 states and 26176 transitions. [2019-10-03 00:49:56,200 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:49:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 20246 states and 26176 transitions. [2019-10-03 00:49:56,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-10-03 00:49:56,230 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:49:56,231 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:49:56,231 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:49:56,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:49:56,231 INFO L82 PathProgramCache]: Analyzing trace with hash -1023239255, now seen corresponding path program 1 times [2019-10-03 00:49:56,232 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:49:56,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:56,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:49:56,246 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:49:56,246 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:49:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:49:57,790 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:49:57,791 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:49:57,791 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:49:57,791 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:49:57,792 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:49:57,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:49:57,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:49:57,793 INFO L87 Difference]: Start difference. First operand 20246 states and 26176 transitions. Second operand 6 states. [2019-10-03 00:50:04,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:50:04,041 INFO L93 Difference]: Finished difference Result 40658 states and 52724 transitions. [2019-10-03 00:50:04,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-03 00:50:04,042 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 347 [2019-10-03 00:50:04,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:50:04,211 INFO L225 Difference]: With dead ends: 40658 [2019-10-03 00:50:04,211 INFO L226 Difference]: Without dead ends: 40658 [2019-10-03 00:50:04,212 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2019-10-03 00:50:04,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40658 states. [2019-10-03 00:50:05,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40658 to 40602. [2019-10-03 00:50:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40602 states. [2019-10-03 00:50:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40602 states to 40602 states and 52628 transitions. [2019-10-03 00:50:05,319 INFO L78 Accepts]: Start accepts. Automaton has 40602 states and 52628 transitions. Word has length 347 [2019-10-03 00:50:05,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:50:05,322 INFO L475 AbstractCegarLoop]: Abstraction has 40602 states and 52628 transitions. [2019-10-03 00:50:05,322 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:50:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40602 states and 52628 transitions. [2019-10-03 00:50:05,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-10-03 00:50:05,353 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:50:05,354 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:50:05,354 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:50:05,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:50:05,355 INFO L82 PathProgramCache]: Analyzing trace with hash 354174453, now seen corresponding path program 1 times [2019-10-03 00:50:05,355 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:50:05,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:05,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:50:05,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:05,372 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:50:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:50:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:50:06,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:50:06,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-03 00:50:06,091 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:50:06,092 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-03 00:50:06,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-03 00:50:06,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-03 00:50:06,093 INFO L87 Difference]: Start difference. First operand 40602 states and 52628 transitions. Second operand 7 states. [2019-10-03 00:50:25,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:50:25,726 INFO L93 Difference]: Finished difference Result 87541 states and 114702 transitions. [2019-10-03 00:50:25,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-03 00:50:25,727 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 344 [2019-10-03 00:50:25,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:50:26,238 INFO L225 Difference]: With dead ends: 87541 [2019-10-03 00:50:26,238 INFO L226 Difference]: Without dead ends: 87541 [2019-10-03 00:50:26,243 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2019-10-03 00:50:26,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87541 states. [2019-10-03 00:50:28,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87541 to 84058. [2019-10-03 00:50:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84058 states. [2019-10-03 00:50:28,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84058 states to 84058 states and 109000 transitions. [2019-10-03 00:50:28,842 INFO L78 Accepts]: Start accepts. Automaton has 84058 states and 109000 transitions. Word has length 344 [2019-10-03 00:50:28,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:50:28,845 INFO L475 AbstractCegarLoop]: Abstraction has 84058 states and 109000 transitions. [2019-10-03 00:50:28,846 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-03 00:50:28,846 INFO L276 IsEmpty]: Start isEmpty. Operand 84058 states and 109000 transitions. [2019-10-03 00:50:28,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2019-10-03 00:50:28,913 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:50:28,914 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:50:28,914 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:50:28,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:50:28,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1480677677, now seen corresponding path program 1 times [2019-10-03 00:50:28,916 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:50:28,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:28,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:50:28,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:28,934 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:50:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:50:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:50:29,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:50:29,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-03 00:50:29,427 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:50:29,429 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-03 00:50:29,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-03 00:50:29,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-03 00:50:29,430 INFO L87 Difference]: Start difference. First operand 84058 states and 109000 transitions. Second operand 7 states. [2019-10-03 00:50:47,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:50:47,302 INFO L93 Difference]: Finished difference Result 169050 states and 219632 transitions. [2019-10-03 00:50:47,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-03 00:50:47,302 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 347 [2019-10-03 00:50:47,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:50:48,057 INFO L225 Difference]: With dead ends: 169050 [2019-10-03 00:50:48,057 INFO L226 Difference]: Without dead ends: 169050 [2019-10-03 00:50:48,058 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2019-10-03 00:50:48,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169050 states. [2019-10-03 00:50:50,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169050 to 168578. [2019-10-03 00:50:50,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168578 states. [2019-10-03 00:50:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168578 states to 168578 states and 219000 transitions. [2019-10-03 00:50:55,154 INFO L78 Accepts]: Start accepts. Automaton has 168578 states and 219000 transitions. Word has length 347 [2019-10-03 00:50:55,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:50:55,155 INFO L475 AbstractCegarLoop]: Abstraction has 168578 states and 219000 transitions. [2019-10-03 00:50:55,155 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-03 00:50:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 168578 states and 219000 transitions. [2019-10-03 00:50:55,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2019-10-03 00:50:55,232 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:50:55,233 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:50:55,233 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:50:55,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:50:55,234 INFO L82 PathProgramCache]: Analyzing trace with hash -793516192, now seen corresponding path program 1 times [2019-10-03 00:50:55,234 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:50:55,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:55,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:50:55,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:50:55,244 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:50:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:50:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:50:55,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:50:55,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:50:55,678 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:50:55,680 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:50:55,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:50:55,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:50:55,680 INFO L87 Difference]: Start difference. First operand 168578 states and 219000 transitions. Second operand 6 states. [2019-10-03 00:51:00,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:51:00,449 INFO L93 Difference]: Finished difference Result 168706 states and 218968 transitions. [2019-10-03 00:51:00,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:51:00,449 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 348 [2019-10-03 00:51:00,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:51:01,163 INFO L225 Difference]: With dead ends: 168706 [2019-10-03 00:51:01,164 INFO L226 Difference]: Without dead ends: 168706 [2019-10-03 00:51:01,164 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:51:05,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168706 states. [2019-10-03 00:51:07,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168706 to 168578. [2019-10-03 00:51:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168578 states. [2019-10-03 00:51:07,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168578 states to 168578 states and 218744 transitions. [2019-10-03 00:51:07,488 INFO L78 Accepts]: Start accepts. Automaton has 168578 states and 218744 transitions. Word has length 348 [2019-10-03 00:51:07,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:51:07,489 INFO L475 AbstractCegarLoop]: Abstraction has 168578 states and 218744 transitions. [2019-10-03 00:51:07,489 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:51:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 168578 states and 218744 transitions. [2019-10-03 00:51:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-03 00:51:07,557 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:51:07,558 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:51:07,558 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:51:07,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:51:07,559 INFO L82 PathProgramCache]: Analyzing trace with hash 156363280, now seen corresponding path program 1 times [2019-10-03 00:51:07,559 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:51:07,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:07,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:51:07,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:07,572 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:51:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:51:07,994 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:51:07,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:51:07,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:51:07,995 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:51:07,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:51:07,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:51:07,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:51:07,997 INFO L87 Difference]: Start difference. First operand 168578 states and 218744 transitions. Second operand 6 states. [2019-10-03 00:51:16,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:51:16,060 INFO L93 Difference]: Finished difference Result 335754 states and 436096 transitions. [2019-10-03 00:51:16,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-03 00:51:16,061 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 345 [2019-10-03 00:51:16,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:51:17,342 INFO L225 Difference]: With dead ends: 335754 [2019-10-03 00:51:17,343 INFO L226 Difference]: Without dead ends: 335754 [2019-10-03 00:51:17,343 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2019-10-03 00:51:17,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335754 states. [2019-10-03 00:51:26,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335754 to 335346. [2019-10-03 00:51:26,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335346 states. [2019-10-03 00:51:27,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335346 states to 335346 states and 435496 transitions. [2019-10-03 00:51:27,393 INFO L78 Accepts]: Start accepts. Automaton has 335346 states and 435496 transitions. Word has length 345 [2019-10-03 00:51:27,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:51:27,394 INFO L475 AbstractCegarLoop]: Abstraction has 335346 states and 435496 transitions. [2019-10-03 00:51:27,394 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:51:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 335346 states and 435496 transitions. [2019-10-03 00:51:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2019-10-03 00:51:27,452 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:51:27,453 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:51:27,453 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:51:27,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:51:27,454 INFO L82 PathProgramCache]: Analyzing trace with hash -1757161682, now seen corresponding path program 1 times [2019-10-03 00:51:27,454 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:51:27,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:27,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:51:27,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:51:27,464 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:51:27,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:51:33,345 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:51:33,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:51:33,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:51:33,346 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:51:33,347 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:51:33,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:51:33,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:51:33,348 INFO L87 Difference]: Start difference. First operand 335346 states and 435496 transitions. Second operand 6 states. [2019-10-03 00:51:42,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:51:42,560 INFO L93 Difference]: Finished difference Result 671626 states and 872400 transitions. [2019-10-03 00:51:42,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-03 00:51:42,560 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 346 [2019-10-03 00:51:42,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:51:45,135 INFO L225 Difference]: With dead ends: 671626 [2019-10-03 00:51:45,135 INFO L226 Difference]: Without dead ends: 670986 [2019-10-03 00:51:45,136 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2019-10-03 00:51:45,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670986 states. [2019-10-03 00:52:05,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670986 to 670098. [2019-10-03 00:52:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 670098 states. [2019-10-03 00:52:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670098 states to 670098 states and 870424 transitions. [2019-10-03 00:52:19,494 INFO L78 Accepts]: Start accepts. Automaton has 670098 states and 870424 transitions. Word has length 346 [2019-10-03 00:52:19,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:52:19,495 INFO L475 AbstractCegarLoop]: Abstraction has 670098 states and 870424 transitions. [2019-10-03 00:52:19,495 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:52:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 670098 states and 870424 transitions. [2019-10-03 00:52:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-10-03 00:52:19,544 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:52:19,544 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:52:19,545 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:52:19,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:52:19,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1029789184, now seen corresponding path program 1 times [2019-10-03 00:52:19,546 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:52:19,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:19,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:52:19,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:52:19,557 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:52:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:52:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2019-10-03 00:52:19,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:52:19,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 00:52:19,941 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:52:19,941 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 00:52:19,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 00:52:19,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 00:52:19,942 INFO L87 Difference]: Start difference. First operand 670098 states and 870424 transitions. Second operand 3 states. [2019-10-03 00:52:33,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:52:33,240 INFO L93 Difference]: Finished difference Result 985498 states and 1278496 transitions. [2019-10-03 00:52:33,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 00:52:33,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 379 [2019-10-03 00:52:33,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:52:37,588 INFO L225 Difference]: With dead ends: 985498 [2019-10-03 00:52:37,588 INFO L226 Difference]: Without dead ends: 985498 [2019-10-03 00:52:37,589 INFO L640 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 [2019-10-03 00:52:47,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985498 states. [2019-10-03 00:53:13,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985498 to 983938. [2019-10-03 00:53:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 983938 states. [2019-10-03 00:53:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983938 states to 983938 states and 1276552 transitions. [2019-10-03 00:53:31,547 INFO L78 Accepts]: Start accepts. Automaton has 983938 states and 1276552 transitions. Word has length 379 [2019-10-03 00:53:31,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:53:31,548 INFO L475 AbstractCegarLoop]: Abstraction has 983938 states and 1276552 transitions. [2019-10-03 00:53:31,548 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 00:53:31,548 INFO L276 IsEmpty]: Start isEmpty. Operand 983938 states and 1276552 transitions. [2019-10-03 00:53:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2019-10-03 00:53:31,594 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:53:31,595 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:53:31,595 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:53:31,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:53:31,596 INFO L82 PathProgramCache]: Analyzing trace with hash -253570375, now seen corresponding path program 1 times [2019-10-03 00:53:31,596 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:53:31,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:31,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:53:31,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:53:31,605 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 00:53:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 00:53:32,157 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2019-10-03 00:53:32,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 00:53:32,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-03 00:53:32,158 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 00:53:32,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-03 00:53:32,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-03 00:53:32,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-03 00:53:32,159 INFO L87 Difference]: Start difference. First operand 983938 states and 1276552 transitions. Second operand 6 states. [2019-10-03 00:53:47,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 00:53:47,635 INFO L93 Difference]: Finished difference Result 984706 states and 1275976 transitions. [2019-10-03 00:53:47,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 00:53:47,636 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 350 [2019-10-03 00:53:47,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 00:53:52,260 INFO L225 Difference]: With dead ends: 984706 [2019-10-03 00:53:52,261 INFO L226 Difference]: Without dead ends: 984706 [2019-10-03 00:53:52,261 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-10-03 00:53:52,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984706 states. [2019-10-03 00:54:31,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984706 to 983938. [2019-10-03 00:54:31,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 983938 states. [2019-10-03 00:54:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983938 states to 983938 states and 1275016 transitions. [2019-10-03 00:54:37,022 INFO L78 Accepts]: Start accepts. Automaton has 983938 states and 1275016 transitions. Word has length 350 [2019-10-03 00:54:37,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 00:54:37,022 INFO L475 AbstractCegarLoop]: Abstraction has 983938 states and 1275016 transitions. [2019-10-03 00:54:37,022 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-03 00:54:37,023 INFO L276 IsEmpty]: Start isEmpty. Operand 983938 states and 1275016 transitions. [2019-10-03 00:54:37,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-10-03 00:54:37,061 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 00:54:37,062 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 00:54:37,062 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 00:54:37,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 00:54:37,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1042692532, now seen corresponding path program 1 times [2019-10-03 00:54:37,063 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 00:54:37,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:54:37,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 00:54:37,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 00:54:37,071 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation)