/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 19:45:25,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 19:45:25,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 19:45:25,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 19:45:25,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 19:45:25,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 19:45:25,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 19:45:25,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 19:45:25,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 19:45:25,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 19:45:25,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 19:45:25,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 19:45:25,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 19:45:25,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 19:45:25,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 19:45:25,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 19:45:25,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 19:45:25,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 19:45:25,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 19:45:25,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 19:45:25,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 19:45:25,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 19:45:25,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 19:45:25,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 19:45:25,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 19:45:25,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 19:45:25,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 19:45:25,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 19:45:25,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 19:45:25,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 19:45:25,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 19:45:25,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 19:45:25,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 19:45:25,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 19:45:25,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 19:45:25,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 19:45:25,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 19:45:25,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 19:45:25,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 19:45:25,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 19:45:25,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 19:45:25,179 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 [2019-11-06 19:45:25,200 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 19:45:25,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 19:45:25,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 19:45:25,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 19:45:25,203 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 19:45:25,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 19:45:25,203 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 19:45:25,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 19:45:25,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 19:45:25,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 19:45:25,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 19:45:25,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 19:45:25,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 19:45:25,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 19:45:25,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 19:45:25,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 19:45:25,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 19:45:25,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 19:45:25,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 19:45:25,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 19:45:25,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 19:45:25,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 19:45:25,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 19:45:25,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 19:45:25,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 19:45:25,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 19:45:25,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 19:45:25,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 19:45:25,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 19:45:25,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 19:45:25,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 19:45:25,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 19:45:25,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 19:45:25,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 19:45:25,484 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2019-11-06 19:45:25,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a6bdc3b/57d7bf10fd924384862741c13af6f60b/FLAGa62105405 [2019-11-06 19:45:26,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 19:45:26,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2019-11-06 19:45:26,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a6bdc3b/57d7bf10fd924384862741c13af6f60b/FLAGa62105405 [2019-11-06 19:45:26,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2a6bdc3b/57d7bf10fd924384862741c13af6f60b [2019-11-06 19:45:26,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 19:45:26,892 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 19:45:26,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 19:45:26,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 19:45:26,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 19:45:26,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:45:26" (1/1) ... [2019-11-06 19:45:26,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a8be27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:26, skipping insertion in model container [2019-11-06 19:45:26,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:45:26" (1/1) ... [2019-11-06 19:45:26,908 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 19:45:27,087 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 19:45:29,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:45:29,682 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 19:45:30,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:45:30,329 INFO L192 MainTranslator]: Completed translation [2019-11-06 19:45:30,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30 WrapperNode [2019-11-06 19:45:30,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 19:45:30,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 19:45:30,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 19:45:30,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 19:45:30,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (1/1) ... [2019-11-06 19:45:30,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 19:45:30,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 19:45:30,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 19:45:30,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 19:45:30,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (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 [2019-11-06 19:45:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 19:45:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 19:45:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 19:45:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 19:45:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 19:45:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 19:45:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 19:45:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 19:45:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 19:45:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 19:45:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-06 19:45:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_st5481 [2019-11-06 19:45:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_st5481 [2019-11-06 19:45:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_init [2019-11-06 19:45:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_exit [2019-11-06 19:45:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-11-06 19:45:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_2 [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_5 [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_6 [2019-11-06 19:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_le16p [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-11-06 19:45:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_init [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_add [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_remove [2019-11-06 19:45:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ST5481_CMD_string [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_next_ctrl_msg [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_msg [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_device_ctrl_msg [2019-11-06 19:45:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_usb_pipe_reset [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_ph_command [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ctrl_complete [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_int_complete [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_usb [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_usb [2019-11-06 19:45:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_start [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_stop [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_isoc_urb [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_isocpipes [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_isocpipes [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_in_complete [2019-11-06 19:45:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_in [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_in [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_isoc_flatten [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_start_rcv [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_in_mode [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2019-11-06 19:45:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2019-11-06 19:45:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_12 [2019-11-06 19:45:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_13 [2019-11-06 19:45:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_14 [2019-11-06 19:45:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_15 [2019-11-06 19:45:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_16 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_17 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_18 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_19 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_20 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_21 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_22 [2019-11-06 19:45:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_25 [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_nr [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet___0 [2019-11-06 19:45:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet___0 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure D_L1L2 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f3 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f6 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f7 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_go_f8 [2019-11-06 19:45:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_timer3 [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_ignore [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_activate [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure l1m_debug [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_debug [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_stop_event [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out [2019-11-06 19:45:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_reseted [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_d_out_complete [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_start_xmit [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_short_fifo [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_end_short_frame [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_enable_fifo [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_long_den [2019-11-06 19:45:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_reset [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_stop [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_underrun [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_check_busy [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_reseted [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_complete [2019-11-06 19:45:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure dout_ignore [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_l2l1 [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_connect [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ph_disconnect [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_d_out [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d_out [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_d [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_d [2019-11-06 19:45:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_init [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_d_exit [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_29 [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev8 [2019-11-06 19:45:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_packet___1 [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_iso_packet___1 [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure B_L1L2 [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_start_xfer [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure led_blink [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_b_out_complete [2019-11-06 19:45:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481B_mode [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_b_out [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b_out [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_setup_b [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_release_b [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure st5481_b_l2l1 [2019-11-06 19:45:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-11-06 19:45:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-11-06 19:45:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmChangeState [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmDelTimer [2019-11-06 19:45:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmEvent [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmFree [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmInitTimer [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmNew [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure FsmRestartTimer [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-11-06 19:45:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure hisax_register [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure hisax_unregister [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_decode [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_encode [2019-11-06 19:45:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_out_init [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isdnhdlc_rcv_init [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_end [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_va_start [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-11-06 19:45:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_current_frame_number [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-11-06 19:45:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_configuration [2019-11-06 19:45:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2019-11-06 19:45:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-11-06 19:45:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2019-11-06 19:45:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 19:45:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 19:45:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 19:45:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 19:45:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 19:45:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 19:45:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 19:45:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 19:45:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 19:45:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_2 [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_5 [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-11-06 19:45:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_6 [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 19:45:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 19:45:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 19:45:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_register [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure hisax_unregister [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_b [2019-11-06 19:45:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_l2l1 [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_d [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_b_l2l1 [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_init [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_d_exit [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_usb [2019-11-06 19:45:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_usb [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_start [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_stop [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure probe_st5481 [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 19:45:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_st5481 [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_init [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_exit [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_le16p [2019-11-06 19:45:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-06 19:45:30,798 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_14 [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_12 [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_13 [2019-11-06 19:45:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_20 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_15 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_16 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_17 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_18 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_21 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_22 [2019-11-06 19:45:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_19 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_25 [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2019-11-06 19:45:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_configuration [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-11-06 19:45:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_rcv_init [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_decode [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure FsmEvent [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-11-06 19:45:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-11-06 19:45:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-11-06 19:45:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_init [2019-11-06 19:45:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_add [2019-11-06 19:45:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_remove [2019-11-06 19:45:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_in [2019-11-06 19:45:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_in [2019-11-06 19:45:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_in_mode [2019-11-06 19:45:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_ph_command [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_isocpipes [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_isocpipes [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_pipe_reset [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_usb_device_ctrl_msg [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 19:45:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ST5481_CMD_string [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_isoc_flatten [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_next_ctrl_msg [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_msg [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ctrl_complete [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_int_complete [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure fill_isoc_urb [2019-11-06 19:45:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 19:45:30,865 INFO L130 BoogieDeclarations]: Found specification of procedure usb_in_complete [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_start_rcv [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_end [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_va_start [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-06 19:45:30,868 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_current_frame_number [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_29 [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_out_init [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure isdnhdlc_encode [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure FsmNew [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure FsmFree [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure FsmChangeState [2019-11-06 19:45:30,869 INFO L130 BoogieDeclarations]: Found specification of procedure FsmInitTimer [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure FsmRestartTimer [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure FsmDelTimer [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_nr [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet___0 [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet___0 [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure ph_connect [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure ph_disconnect [2019-11-06 19:45:30,870 INFO L130 BoogieDeclarations]: Found specification of procedure D_L1L2 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f3 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f6 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f7 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_go_f8 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_timer3 [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_ignore [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1_activate [2019-11-06 19:45:30,871 INFO L130 BoogieDeclarations]: Found specification of procedure l1m_debug [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure dout_debug [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure dout_stop_event [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_reseted [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_d_out_complete [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure dout_start_xmit [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure dout_short_fifo [2019-11-06 19:45:30,872 INFO L130 BoogieDeclarations]: Found specification of procedure dout_end_short_frame [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_enable_fifo [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_long_den [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_reset [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_stop [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_underrun [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_check_busy [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_reseted [2019-11-06 19:45:30,873 INFO L130 BoogieDeclarations]: Found specification of procedure dout_complete [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure dout_ignore [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_d_out [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_d_out [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev8 [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure dump_packet___1 [2019-11-06 19:45:30,874 INFO L130 BoogieDeclarations]: Found specification of procedure dump_iso_packet___1 [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure B_L1L2 [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_start_xfer [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure led_blink [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure usb_b_out_complete [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure st5481B_mode [2019-11-06 19:45:30,875 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_setup_b_out [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure st5481_release_b_out [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-11-06 19:45:30,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 19:45:30,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 19:45:30,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 19:45:30,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 19:45:30,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 19:45:30,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 19:45:32,430 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 19:45:43,403 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-11-06 19:45:50,102 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 19:45:50,103 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 19:45:50,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:45:50 BoogieIcfgContainer [2019-11-06 19:45:50,105 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 19:45:50,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 19:45:50,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 19:45:50,109 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 19:45:50,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:45:26" (1/3) ... [2019-11-06 19:45:50,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e16678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:45:50, skipping insertion in model container [2019-11-06 19:45:50,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:45:30" (2/3) ... [2019-11-06 19:45:50,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e16678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:45:50, skipping insertion in model container [2019-11-06 19:45:50,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:45:50" (3/3) ... [2019-11-06 19:45:50,113 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--isdn--hisax--hisax_st5481.ko-entry_point.cil.out.i [2019-11-06 19:45:50,123 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 19:45:50,133 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 19:45:50,144 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 19:45:50,179 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 19:45:50,179 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 19:45:50,179 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 19:45:50,179 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 19:45:50,179 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 19:45:50,179 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 19:45:50,180 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 19:45:50,180 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 19:45:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states. [2019-11-06 19:45:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-06 19:45:50,237 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:45:50,238 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:45:50,241 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:45:50,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:45:50,247 INFO L82 PathProgramCache]: Analyzing trace with hash -2131827545, now seen corresponding path program 1 times [2019-11-06 19:45:50,257 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:45:50,257 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950053400] [2019-11-06 19:45:50,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:45:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,537 WARN L191 SmtUtils]: Spent 13.93 s on a formula simplification that was a NOOP. DAG size: 1726 [2019-11-06 19:46:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:46:05,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-06 19:46:05,960 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950053400] [2019-11-06 19:46:05,961 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:46:05,961 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 19:46:05,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166195093] [2019-11-06 19:46:05,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 19:46:05,970 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:46:05,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 19:46:05,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 19:46:05,992 INFO L87 Difference]: Start difference. First operand 1556 states. Second operand 6 states.