java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:09:43,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:09:43,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:09:43,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:09:43,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:09:43,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:09:43,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:09:43,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:09:43,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:09:43,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:09:43,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:09:43,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:09:43,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:09:43,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:09:43,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:09:43,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:09:43,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:09:43,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:09:43,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:09:43,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:09:43,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:09:43,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:09:43,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:09:43,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:09:43,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:09:43,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:09:43,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:09:43,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:09:43,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:09:43,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:09:43,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:09:43,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:09:43,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:09:43,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:09:43,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:09:43,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:09:43,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:09:43,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:09:43,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:09:43,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:09:43,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:09:43,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:09:43,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:09:43,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:09:43,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:09:43,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:09:43,899 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:09:43,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:09:43,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:09:43,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:09:43,901 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:09:43,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:09:43,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:09:43,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:09:43,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:09:43,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:09:43,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:09:43,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:09:43,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:09:43,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:09:43,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:09:43,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:09:43,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:09:43,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:09:43,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:09:43,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:09:44,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:09:44,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:09:44,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:09:44,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:09:44,179 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:09:44,179 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-14 23:09:44,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab57f84f/e9b5a6c9bae941fb813e62c262b0a84f/FLAG12c8a4b4f [2019-10-14 23:09:45,057 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:09:45,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-14 23:09:45,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab57f84f/e9b5a6c9bae941fb813e62c262b0a84f/FLAG12c8a4b4f [2019-10-14 23:09:45,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dab57f84f/e9b5a6c9bae941fb813e62c262b0a84f [2019-10-14 23:09:45,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:09:45,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:09:45,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:09:45,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:09:45,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:09:45,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:45" (1/1) ... [2019-10-14 23:09:45,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b46624 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:45, skipping insertion in model container [2019-10-14 23:09:45,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:45" (1/1) ... [2019-10-14 23:09:45,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:09:45,772 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:09:47,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:09:47,963 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:09:48,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:09:48,743 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:09:48,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48 WrapperNode [2019-10-14 23:09:48,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:09:48,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:09:48,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:09:48,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:09:48,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:48,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:48,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:48,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:48,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:49,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:49,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (1/1) ... [2019-10-14 23:09:49,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:09:49,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:09:49,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:09:49,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:09:49,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (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 [2019-10-14 23:09:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:09:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:09:49,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-14 23:09:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-14 23:09:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-14 23:09:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-14 23:09:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-14 23:09:49,147 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-14 23:09:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-14 23:09:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 23:09:49,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 23:09:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-14 23:09:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-14 23:09:49,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 23:09:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 23:09:49,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 23:09:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 23:09:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-14 23:09:49,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-14 23:09:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-14 23:09:49,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-14 23:09:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-14 23:09:49,155 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-14 23:09:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-14 23:09:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-14 23:09:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 23:09:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 23:09:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 23:09:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-14 23:09:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-14 23:09:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-10-14 23:09:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-14 23:09:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-14 23:09:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-14 23:09:49,161 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2019-10-14 23:09:49,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2019-10-14 23:09:49,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2019-10-14 23:09:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2019-10-14 23:09:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2019-10-14 23:09:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2019-10-14 23:09:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2019-10-14 23:09:49,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2019-10-14 23:09:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2019-10-14 23:09:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2019-10-14 23:09:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2019-10-14 23:09:49,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2019-10-14 23:09:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2019-10-14 23:09:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2019-10-14 23:09:49,166 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2019-10-14 23:09:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2019-10-14 23:09:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2019-10-14 23:09:49,167 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2019-10-14 23:09:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2019-10-14 23:09:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2019-10-14 23:09:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2019-10-14 23:09:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2019-10-14 23:09:49,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2019-10-14 23:09:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2019-10-14 23:09:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2019-10-14 23:09:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2019-10-14 23:09:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2019-10-14 23:09:49,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-14 23:09:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2019-10-14 23:09:49,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2019-10-14 23:09:49,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2019-10-14 23:09:49,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-14 23:09:49,174 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-14 23:09:49,175 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-14 23:09:49,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-14 23:09:49,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-14 23:09:49,178 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2019-10-14 23:09:49,179 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-14 23:09:49,180 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 23:09:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 23:09:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-14 23:09:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 23:09:49,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-14 23:09:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:09:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:09:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:09:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 23:09:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 23:09:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-14 23:09:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-14 23:09:49,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2019-10-14 23:09:49,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2019-10-14 23:09:49,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 23:09:49,190 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-10-14 23:09:49,191 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-14 23:09:49,192 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-10-14 23:09:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-14 23:09:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2019-10-14 23:09:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-14 23:09:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-14 23:09:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2019-10-14 23:09:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2019-10-14 23:09:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2019-10-14 23:09:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2019-10-14 23:09:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2019-10-14 23:09:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2019-10-14 23:09:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2019-10-14 23:09:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-14 23:09:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:09:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:09:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-14 23:09:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-14 23:09:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-14 23:09:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-14 23:09:50,349 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 23:09:54,468 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:09:54,468 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 23:09:54,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:54 BoogieIcfgContainer [2019-10-14 23:09:54,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:09:54,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:09:54,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:09:54,476 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:09:54,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:09:45" (1/3) ... [2019-10-14 23:09:54,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c89c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:54, skipping insertion in model container [2019-10-14 23:09:54,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:48" (2/3) ... [2019-10-14 23:09:54,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19c89c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:54, skipping insertion in model container [2019-10-14 23:09:54,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:54" (3/3) ... [2019-10-14 23:09:54,480 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-14 23:09:54,492 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:09:54,507 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:09:54,520 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:09:54,566 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:09:54,566 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:09:54,567 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:09:54,567 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:09:54,567 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:09:54,567 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:09:54,567 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:09:54,567 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:09:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states. [2019-10-14 23:09:54,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-10-14 23:09:54,660 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:09:54,661 INFO L380 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:09:54,664 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:09:54,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:09:54,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1003017911, now seen corresponding path program 1 times [2019-10-14 23:09:54,678 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:09:54,679 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837199146] [2019-10-14 23:09:54,679 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:09:54,679 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:09:54,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:09:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,810 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-10-14 23:09:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:09:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2019-10-14 23:09:56,325 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837199146] [2019-10-14 23:09:56,326 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:09:56,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 23:09:56,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019975952] [2019-10-14 23:09:56,332 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 23:09:56,332 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:09:56,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 23:09:56,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-10-14 23:09:56,349 INFO L87 Difference]: Start difference. First operand 1450 states. Second operand 8 states. [2019-10-14 23:09:56,825 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2019-10-14 23:09:57,662 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2019-10-14 23:09:58,112 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 237