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-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:09:18,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:09:18,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:09:18,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:09:18,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:09:18,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:09:18,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:09:18,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:09:18,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:09:18,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:09:18,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:09:18,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:09:18,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:09:18,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:09:18,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:09:18,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:09:18,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:09:18,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:09:18,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:09:18,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:09:18,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:09:18,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:09:18,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:09:18,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:09:18,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:09:18,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:09:18,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:09:18,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:09:18,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:09:18,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:09:18,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:09:18,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:09:18,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:09:18,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:09:18,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:09:18,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:09:18,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:09:18,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:09:18,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:09:18,228 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:09:18,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:09:18,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:09:18,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:09:18,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:09:18,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:09:18,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:09:18,259 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:09:18,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:09:18,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:09:18,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:09:18,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:09:18,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:09:18,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:09:18,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:09:18,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:09:18,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:09:18,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:09:18,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:09:18,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:09:18,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:09:18,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:09:18,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:09:18,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:09:18,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:09:18,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:09:18,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:09:18,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:09:18,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:09:18,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:09:18,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:09:18,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:09:18,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:09:18,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:09:18,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:09:18,328 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:09:18,329 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:09:18,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2019-09-20 13:09:18,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e586e7f/b72754fbb442466e99d4bcec4bcc4526/FLAG56c8c1423 [2019-09-20 13:09:19,256 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:09:19,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2019-09-20 13:09:19,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e586e7f/b72754fbb442466e99d4bcec4bcc4526/FLAG56c8c1423 [2019-09-20 13:09:19,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6e586e7f/b72754fbb442466e99d4bcec4bcc4526 [2019-09-20 13:09:19,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:09:19,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:09:19,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:09:19,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:09:19,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:09:19,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:09:19" (1/1) ... [2019-09-20 13:09:19,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@172d5e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:19, skipping insertion in model container [2019-09-20 13:09:19,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:09:19" (1/1) ... [2019-09-20 13:09:19,789 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:09:19,931 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:09:21,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:09:21,807 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:09:22,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:09:22,539 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:09:22,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22 WrapperNode [2019-09-20 13:09:22,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:09:22,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:09:22,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:09:22,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:09:22,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... [2019-09-20 13:09:22,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:09:22,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:09:22,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:09:22,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:09:22,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:09:22,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:09:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:09:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-20 13:09:22,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-20 13:09:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-20 13:09:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 13:09:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:09:22,981 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-20 13:09:22,982 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 13:09:22,982 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2019-09-20 13:09:22,982 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 13:09:22,983 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 13:09:22,984 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-20 13:09:22,985 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-20 13:09:22,986 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-20 13:09:22,986 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-20 13:09:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 13:09:22,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:09:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 13:09:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure device_private_init [2019-09-20 13:09:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:09:22,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-09-20 13:09:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_next_binrec [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ihex_validate_fw [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure request_ihex_firmware [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_firmware_download [2019-09-20 13:09:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_firmware_attach [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_attach [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_release [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_open [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_close [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_write [2019-09-20 13:09:22,995 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_write_room [2019-09-20 13:09:22,996 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_tiocmget [2019-09-20 13:09:22,996 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_tiocmset [2019-09-20 13:09:22,996 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_ioctl [2019-09-20 13:09:22,996 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_set_termios [2019-09-20 13:09:22,997 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_break_ctl [2019-09-20 13:09:22,997 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_chars_in_buffer [2019-09-20 13:09:22,997 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_throttle [2019-09-20 13:09:22,997 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_unthrottle [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure command_port_write_callback [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure command_port_read_callback [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_read_callback [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_write_callback [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_send_command [2019-09-20 13:09:22,998 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_open [2019-09-20 13:09:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_close [2019-09-20 13:09:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_setup_port [2019-09-20 13:09:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_set_rts [2019-09-20 13:09:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_set_dtr [2019-09-20 13:09:22,999 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_set_break [2019-09-20 13:09:23,000 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_purge [2019-09-20 13:09:23,000 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_get_dtr_rts [2019-09-20 13:09:23,001 INFO L138 BoogieDeclarations]: Found implementation of procedure firm_report_tx_done [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure start_command_port [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_command_port [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure start_port_read [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_to_wrap [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure list_first [2019-09-20 13:09:23,002 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_data_softint [2019-09-20 13:09:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_init [2019-09-20 13:09:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure whiteheat_exit [2019-09-20 13:09:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-20 13:09:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-20 13:09:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:09:23,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-20 13:09:23,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-20 13:09:23,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:09:23,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:09:23,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 13:09:23,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-09-20 13:09:23,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:09:23,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 13:09:23,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-20 13:09:23,009 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 13:09:23,009 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-20 13:09:23,009 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-20 13:09:23,010 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-20 13:09:23,010 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-20 13:09:23,011 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-20 13:09:23,011 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-20 13:09:23,011 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:09:23,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-20 13:09:23,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_set_reset [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ezusb_writememory [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:09:23,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-09-20 13:09:23,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:09:23,014 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-20 13:09:23,014 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-09-20 13:09:23,014 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-09-20 13:09:23,014 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-09-20 13:09:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-20 13:09:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-20 13:09:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-20 13:09:23,015 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-20 13:09:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-20 13:09:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-20 13:09:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-20 13:09:23,016 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-09-20 13:09:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 13:09:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 13:09:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 13:09:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-20 13:09:23,017 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-09-20 13:09:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-20 13:09:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-20 13:09:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-09-20 13:09:23,018 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:09:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:09:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:09:23,019 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:09:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:09:23,019 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-20 13:09:23,020 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-20 13:09:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-20 13:09:23,024 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:09:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 13:09:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 13:09:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 13:09:23,032 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:09:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 13:09:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-20 13:09:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-20 13:09:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:09:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure device_private_init [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:09:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-20 13:09:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 13:09:23,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 13:09:23,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-20 13:09:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_writememory [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure ezusb_set_reset [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_next_binrec [2019-09-20 13:09:23,043 INFO L130 BoogieDeclarations]: Found specification of procedure ihex_validate_fw [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure request_ihex_firmware [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_firmware_download [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_firmware_attach [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_attach [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_release [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_open [2019-09-20 13:09:23,044 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_close [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_write [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_write_room [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_ioctl [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_set_termios [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_tiocmget [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_tiocmset [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_break_ctl [2019-09-20 13:09:23,045 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_chars_in_buffer [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_throttle [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_unthrottle [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_read_callback [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_write_callback [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure start_command_port [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure stop_command_port [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure command_port_write_callback [2019-09-20 13:09:23,046 INFO L130 BoogieDeclarations]: Found specification of procedure command_port_read_callback [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure start_port_read [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure urb_to_wrap [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure list_first [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure rx_data_softint [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure firm_send_command [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure firm_open [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure firm_close [2019-09-20 13:09:23,047 INFO L130 BoogieDeclarations]: Found specification of procedure firm_setup_port [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_set_rts [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_set_dtr [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_set_break [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_purge [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_get_dtr_rts [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure firm_report_tx_done [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:09:23,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_init [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure whiteheat_exit [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:09:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:09:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:09:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:09:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:09:24,445 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 13:09:24,459 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 13:09:24,459 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 13:09:24,470 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 13:09:24,737 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 13:09:24,738 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 13:09:25,442 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-20 13:09:33,306 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 13:09:33,402 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !false; [2019-09-20 13:09:33,402 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume false; [2019-09-20 13:09:33,708 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 13:09:33,853 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2019-09-20 13:09:33,854 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2019-09-20 13:09:34,324 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:09:34,324 INFO L283 CfgBuilder]: Removed 104 assume(true) statements. [2019-09-20 13:09:34,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:09:34 BoogieIcfgContainer [2019-09-20 13:09:34,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:09:34,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:09:34,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:09:34,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:09:34,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:09:19" (1/3) ... [2019-09-20 13:09:34,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97af55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:09:34, skipping insertion in model container [2019-09-20 13:09:34,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:09:22" (2/3) ... [2019-09-20 13:09:34,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@97af55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:09:34, skipping insertion in model container [2019-09-20 13:09:34,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:09:34" (3/3) ... [2019-09-20 13:09:34,338 INFO L109 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-usb-serial-whiteheat.ko.cil.out.i [2019-09-20 13:09:34,349 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:09:34,360 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:09:34,379 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:09:34,415 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:09:34,415 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:09:34,416 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:09:34,416 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:09:34,416 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:09:34,416 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:09:34,416 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:09:34,416 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:09:34,416 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:09:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states. [2019-09-20 13:09:34,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-09-20 13:09:34,470 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:34,472 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:34,474 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:34,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:34,480 INFO L82 PathProgramCache]: Analyzing trace with hash 258149490, now seen corresponding path program 1 times [2019-09-20 13:09:34,482 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:34,483 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:34,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:34,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:34,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:09:35,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:35,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:09:35,571 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:09:35,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:09:35,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:35,590 INFO L87 Difference]: Start difference. First operand 1377 states. Second operand 3 states. [2019-09-20 13:09:35,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:35,938 INFO L93 Difference]: Finished difference Result 3878 states and 5746 transitions. [2019-09-20 13:09:35,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:09:35,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-09-20 13:09:35,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:35,991 INFO L225 Difference]: With dead ends: 3878 [2019-09-20 13:09:35,991 INFO L226 Difference]: Without dead ends: 2580 [2019-09-20 13:09:36,008 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:36,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2580 states. [2019-09-20 13:09:36,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2580 to 2577. [2019-09-20 13:09:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2577 states. [2019-09-20 13:09:36,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 3345 transitions. [2019-09-20 13:09:36,275 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 3345 transitions. Word has length 26 [2019-09-20 13:09:36,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:36,276 INFO L475 AbstractCegarLoop]: Abstraction has 2577 states and 3345 transitions. [2019-09-20 13:09:36,276 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:09:36,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 3345 transitions. [2019-09-20 13:09:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-09-20 13:09:36,278 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:36,278 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:36,279 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:36,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:36,279 INFO L82 PathProgramCache]: Analyzing trace with hash -588196673, now seen corresponding path program 1 times [2019-09-20 13:09:36,279 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:36,279 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:36,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:36,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:36,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:36,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:09:36,725 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:36,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:09:36,727 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:09:36,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:09:36,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:36,728 INFO L87 Difference]: Start difference. First operand 2577 states and 3345 transitions. Second operand 3 states. [2019-09-20 13:09:36,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:36,837 INFO L93 Difference]: Finished difference Result 2579 states and 3346 transitions. [2019-09-20 13:09:36,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:09:36,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-09-20 13:09:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:36,878 INFO L225 Difference]: With dead ends: 2579 [2019-09-20 13:09:36,878 INFO L226 Difference]: Without dead ends: 2564 [2019-09-20 13:09:36,883 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:36,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2019-09-20 13:09:37,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2564. [2019-09-20 13:09:37,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2564 states. [2019-09-20 13:09:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 3325 transitions. [2019-09-20 13:09:37,033 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 3325 transitions. Word has length 27 [2019-09-20 13:09:37,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:37,033 INFO L475 AbstractCegarLoop]: Abstraction has 2564 states and 3325 transitions. [2019-09-20 13:09:37,034 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:09:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3325 transitions. [2019-09-20 13:09:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-20 13:09:37,055 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:37,056 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:37,056 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:37,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:37,057 INFO L82 PathProgramCache]: Analyzing trace with hash 326481921, now seen corresponding path program 1 times [2019-09-20 13:09:37,057 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:37,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:37,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:37,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:37,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-09-20 13:09:37,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:37,478 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:09:37,479 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:09:37,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:09:37,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:09:37,479 INFO L87 Difference]: Start difference. First operand 2564 states and 3325 transitions. Second operand 6 states. [2019-09-20 13:09:37,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:37,744 INFO L93 Difference]: Finished difference Result 5091 states and 6608 transitions. [2019-09-20 13:09:37,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:09:37,744 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 124 [2019-09-20 13:09:37,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:37,764 INFO L225 Difference]: With dead ends: 5091 [2019-09-20 13:09:37,765 INFO L226 Difference]: Without dead ends: 2558 [2019-09-20 13:09:37,776 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:09:37,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2019-09-20 13:09:37,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2558. [2019-09-20 13:09:37,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2558 states. [2019-09-20 13:09:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 3315 transitions. [2019-09-20 13:09:37,898 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 3315 transitions. Word has length 124 [2019-09-20 13:09:37,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:37,899 INFO L475 AbstractCegarLoop]: Abstraction has 2558 states and 3315 transitions. [2019-09-20 13:09:37,899 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:09:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3315 transitions. [2019-09-20 13:09:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-09-20 13:09:37,905 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:37,906 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:37,906 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:37,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:37,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1742451383, now seen corresponding path program 1 times [2019-09-20 13:09:37,907 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:37,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:37,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:37,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:37,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-09-20 13:09:38,324 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:38,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:09:38,325 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:09:38,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:09:38,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:38,325 INFO L87 Difference]: Start difference. First operand 2558 states and 3315 transitions. Second operand 3 states. [2019-09-20 13:09:38,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:38,488 INFO L93 Difference]: Finished difference Result 5191 states and 6788 transitions. [2019-09-20 13:09:38,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:09:38,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2019-09-20 13:09:38,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:38,514 INFO L225 Difference]: With dead ends: 5191 [2019-09-20 13:09:38,514 INFO L226 Difference]: Without dead ends: 2667 [2019-09-20 13:09:38,532 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:09:38,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2019-09-20 13:09:38,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2665. [2019-09-20 13:09:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2665 states. [2019-09-20 13:09:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 3497 transitions. [2019-09-20 13:09:38,698 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 3497 transitions. Word has length 140 [2019-09-20 13:09:38,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:38,699 INFO L475 AbstractCegarLoop]: Abstraction has 2665 states and 3497 transitions. [2019-09-20 13:09:38,699 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:09:38,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 3497 transitions. [2019-09-20 13:09:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-09-20 13:09:38,708 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:38,708 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:38,708 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:38,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:38,709 INFO L82 PathProgramCache]: Analyzing trace with hash -901819236, now seen corresponding path program 1 times [2019-09-20 13:09:38,709 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:38,709 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:38,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:38,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:38,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-09-20 13:09:39,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:39,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:09:39,286 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:09:39,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:09:39,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:09:39,287 INFO L87 Difference]: Start difference. First operand 2665 states and 3497 transitions. Second operand 5 states. [2019-09-20 13:09:45,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:45,487 INFO L93 Difference]: Finished difference Result 3812 states and 5006 transitions. [2019-09-20 13:09:45,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-20 13:09:45,488 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 182 [2019-09-20 13:09:45,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:45,498 INFO L225 Difference]: With dead ends: 3812 [2019-09-20 13:09:45,498 INFO L226 Difference]: Without dead ends: 1182 [2019-09-20 13:09:45,512 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:09:45,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2019-09-20 13:09:45,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1179. [2019-09-20 13:09:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1179 states. [2019-09-20 13:09:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1179 states and 1534 transitions. [2019-09-20 13:09:45,570 INFO L78 Accepts]: Start accepts. Automaton has 1179 states and 1534 transitions. Word has length 182 [2019-09-20 13:09:45,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:45,575 INFO L475 AbstractCegarLoop]: Abstraction has 1179 states and 1534 transitions. [2019-09-20 13:09:45,575 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:09:45,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1534 transitions. [2019-09-20 13:09:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-09-20 13:09:45,585 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:45,585 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:45,586 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:45,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:45,590 INFO L82 PathProgramCache]: Analyzing trace with hash -201910166, now seen corresponding path program 1 times [2019-09-20 13:09:45,590 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:45,590 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:45,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:45,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:45,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-09-20 13:09:46,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:46,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:09:46,112 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:09:46,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:09:46,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:09:46,113 INFO L87 Difference]: Start difference. First operand 1179 states and 1534 transitions. Second operand 6 states. [2019-09-20 13:09:46,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:09:46,327 INFO L93 Difference]: Finished difference Result 2335 states and 3048 transitions. [2019-09-20 13:09:46,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:09:46,327 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 196 [2019-09-20 13:09:46,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:09:46,336 INFO L225 Difference]: With dead ends: 2335 [2019-09-20 13:09:46,336 INFO L226 Difference]: Without dead ends: 1191 [2019-09-20 13:09:46,343 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:09:46,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states. [2019-09-20 13:09:46,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 1185. [2019-09-20 13:09:46,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1185 states. [2019-09-20 13:09:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 1185 states and 1541 transitions. [2019-09-20 13:09:46,389 INFO L78 Accepts]: Start accepts. Automaton has 1185 states and 1541 transitions. Word has length 196 [2019-09-20 13:09:46,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:09:46,390 INFO L475 AbstractCegarLoop]: Abstraction has 1185 states and 1541 transitions. [2019-09-20 13:09:46,390 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:09:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1541 transitions. [2019-09-20 13:09:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-09-20 13:09:46,398 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:09:46,399 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:09:46,399 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:09:46,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:09:46,400 INFO L82 PathProgramCache]: Analyzing trace with hash -286571097, now seen corresponding path program 1 times [2019-09-20 13:09:46,400 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:09:46,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:09:46,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:46,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:09:46,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:09:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:09:46,844 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-09-20 13:09:46,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:09:46,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:09:46,845 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:09:46,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:09:46,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:09:46,847 INFO L87 Difference]: Start difference. First operand 1185 states and 1541 transitions. Second operand 7 states.