java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:16:14,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:16:14,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:16:14,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:16:14,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:16:14,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:16:14,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:16:14,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:16:14,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:16:14,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:16:14,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:16:14,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:16:14,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:16:14,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:16:14,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:16:14,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:16:14,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:16:14,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:16:14,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:16:14,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:16:14,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:16:14,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:16:14,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:16:14,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:16:14,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:16:14,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:16:14,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:16:14,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:16:14,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:16:14,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:16:14,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:16:14,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:16:14,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:16:14,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:16:14,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:16:14,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:16:14,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:16:14,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:16:14,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:16:14,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:16:14,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:16:14,907 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 [2019-10-15 04:16:14,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:16:14,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:16:14,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:16:14,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:16:14,937 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:16:14,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:16:14,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:16:14,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:16:14,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:16:14,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:16:14,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:16:14,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:16:14,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:16:14,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:16:14,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:16:14,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:16:14,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:16:14,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:16:14,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:16:14,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:16:14,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:16:14,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:16:14,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:16:14,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:16:15,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:16:15,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:16:15,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:16:15,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:16:15,245 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:16:15,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-10-15 04:16:15,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7737609/f139870a40064cdabb8ab4091c779d40/FLAG9eddec607 [2019-10-15 04:16:16,061 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:16:16,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-10-15 04:16:16,099 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7737609/f139870a40064cdabb8ab4091c779d40/FLAG9eddec607 [2019-10-15 04:16:16,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7737609/f139870a40064cdabb8ab4091c779d40 [2019-10-15 04:16:16,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:16:16,172 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:16:16,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:16:16,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:16:16,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:16:16,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:16:16" (1/1) ... [2019-10-15 04:16:16,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@617fde93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:16, skipping insertion in model container [2019-10-15 04:16:16,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:16:16" (1/1) ... [2019-10-15 04:16:16,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:16:16,322 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:16:18,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:16:18,315 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:16:18,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:16:18,841 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:16:18,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18 WrapperNode [2019-10-15 04:16:18,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:16:18,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:16:18,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:16:18,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:16:18,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:18,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:18,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:18,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:19,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:19,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:19,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (1/1) ... [2019-10-15 04:16:19,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:16:19,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:16:19,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:16:19,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:16:19,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:16:18" (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 [2019-10-15 04:16:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:16:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:16:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-15 04:16:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 04:16:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-15 04:16:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 04:16:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-15 04:16:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-15 04:16:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 04:16:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-15 04:16:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2019-10-15 04:16:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-15 04:16:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-15 04:16:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-15 04:16:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 04:16:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-15 04:16:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-15 04:16:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-15 04:16:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-15 04:16:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_trylock_bh [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 04:16:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-15 04:16:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 04:16:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-15 04:16:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_print_buffer [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_get [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_put [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_open [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_close [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_hangup [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_read [2019-10-15 04:16:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_write [2019-10-15 04:16:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_synctty_ioctl [2019-10-15 04:16:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_poll [2019-10-15 04:16:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_receive [2019-10-15 04:16:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_wakeup [2019-10-15 04:16:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_init [2019-10-15 04:16:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_ioctl [2019-10-15 04:16:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_process [2019-10-15 04:16:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_txmunge [2019-10-15 04:16:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_send [2019-10-15 04:16:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_push [2019-10-15 04:16:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_flush_output [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_input [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_cleanup [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ppp_channel_ops_2 [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_1 [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:16:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-10-15 04:16:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-10-15 04:16:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-10-15 04:16:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2019-10-15 04:16:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2019-10-15 04:16:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2019-10-15 04:16:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2019-10-15 04:16:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2019-10-15 04:16:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2019-10-15 04:16:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-10-15 04:16:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-15 04:16:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 04:16:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-10-15 04:16:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 04:16:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-15 04:16:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-15 04:16:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_trylock_bh [2019-10-15 04:16:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-15 04:16:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-15 04:16:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 04:16:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irq [2019-10-15 04:16:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irq [2019-10-15 04:16:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-15 04:16:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-10-15 04:16:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure n_tty_ioctl_helper [2019-10-15 04:16:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2019-10-15 04:16:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2019-10-15 04:16:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2019-10-15 04:16:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2019-10-15 04:16:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2019-10-15 04:16:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2019-10-15 04:16:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2019-10-15 04:16:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-15 04:16:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-15 04:16:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-15 04:16:19,194 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-15 04:16:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-15 04:16:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2019-10-15 04:16:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2019-10-15 04:16:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-10-15 04:16:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2019-10-15 04:16:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unthrottle [2019-10-15 04:16:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-15 04:16:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 04:16:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 04:16:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 04:16:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 04:16:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:16:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 04:16:19,205 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 04:16:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-15 04:16:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 04:16:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-15 04:16:19,206 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-15 04:16:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:16:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 04:16:19,207 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:16:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_trylock_bh [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-15 04:16:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irq [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irq [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 04:16:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-15 04:16:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-15 04:16:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-15 04:16:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-15 04:16:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure spin_trylock_bh [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-15 04:16:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-15 04:16:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-10-15 04:16:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2019-10-15 04:16:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2019-10-15 04:16:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-10-15 04:16:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:16:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 04:16:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ppp_channel_ops_2 [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_1 [2019-10-15 04:16:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unthrottle [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure n_tty_ioctl_helper [2019-10-15 04:16:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-15 04:16:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-15 04:16:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-15 04:16:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-15 04:16:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2019-10-15 04:16:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2019-10-15 04:16:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2019-10-15 04:16:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2019-10-15 04:16:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2019-10-15 04:16:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2019-10-15 04:16:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_txmunge [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_send [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_ioctl [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_process [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_push [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_flush_output [2019-10-15 04:16:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_input [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_print_buffer [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure sp_get [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure sp_put [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_open [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_close [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_hangup [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_read [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_write [2019-10-15 04:16:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_synctty_ioctl [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_poll [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_receive [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_wakeup [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_init [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_cleanup [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 04:16:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 04:16:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 04:16:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 04:16:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 04:16:19,955 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 04:16:23,821 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:16:23,822 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-15 04:16:23,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:16:23 BoogieIcfgContainer [2019-10-15 04:16:23,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:16:23,825 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:16:23,826 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:16:23,826 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:16:23,827 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:16:23" (1/1) ... [2019-10-15 04:16:23,891 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:16:24,007 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:16:24,014 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 72 root evaluator evaluations with a maximum evaluation depth of 0. Performed 72 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 216 variables. [2019-10-15 04:16:24,014 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:16:24,020 INFO L168 Benchmark]: Toolchain (without parser) took 7844.68 ms. Allocated memory was 144.7 MB in the beginning and 338.7 MB in the end (delta: 194.0 MB). Free memory was 93.0 MB in the beginning and 166.7 MB in the end (delta: -73.7 MB). Peak memory consumption was 120.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:16:24,021 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 04:16:24,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2668.96 ms. Allocated memory was 144.7 MB in the beginning and 265.3 MB in the end (delta: 120.6 MB). Free memory was 92.7 MB in the beginning and 211.4 MB in the end (delta: -118.6 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. [2019-10-15 04:16:24,026 INFO L168 Benchmark]: Boogie Preprocessor took 243.01 ms. Allocated memory is still 265.3 MB. Free memory was 211.4 MB in the beginning and 197.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:16:24,031 INFO L168 Benchmark]: RCFGBuilder took 4737.34 ms. Allocated memory was 265.3 MB in the beginning and 338.7 MB in the end (delta: 73.4 MB). Free memory was 197.7 MB in the beginning and 176.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 131.8 MB. Max. memory is 7.1 GB. [2019-10-15 04:16:24,036 INFO L168 Benchmark]: Abstract Interpretation took 189.06 ms. Allocated memory is still 338.7 MB. Free memory was 176.7 MB in the beginning and 166.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:16:24,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2668.96 ms. Allocated memory was 144.7 MB in the beginning and 265.3 MB in the end (delta: 120.6 MB). Free memory was 92.7 MB in the beginning and 211.4 MB in the end (delta: -118.6 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 243.01 ms. Allocated memory is still 265.3 MB. Free memory was 211.4 MB in the beginning and 197.7 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4737.34 ms. Allocated memory was 265.3 MB in the beginning and 338.7 MB in the end (delta: 73.4 MB). Free memory was 197.7 MB in the beginning and 176.7 MB in the end (delta: 21.0 MB). Peak memory consumption was 131.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 189.06 ms. Allocated memory is still 338.7 MB. Free memory was 176.7 MB in the beginning and 166.7 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 5659]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...