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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 21:12:20,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 21:12:20,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 21:12:20,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 21:12:20,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 21:12:20,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 21:12:20,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 21:12:20,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 21:12:20,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 21:12:20,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 21:12:20,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 21:12:20,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 21:12:20,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 21:12:20,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 21:12:20,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 21:12:20,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 21:12:20,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 21:12:20,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 21:12:20,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 21:12:20,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 21:12:20,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 21:12:20,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 21:12:20,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 21:12:20,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 21:12:20,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 21:12:20,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 21:12:20,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 21:12:20,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 21:12:20,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 21:12:20,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 21:12:20,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 21:12:20,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 21:12:20,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 21:12:20,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 21:12:20,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 21:12:20,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 21:12:20,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 21:12:20,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 21:12:20,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 21:12:20,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 21:12:20,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 21:12:20,636 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 [2019-09-08 21:12:20,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 21:12:20,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 21:12:20,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 21:12:20,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 21:12:20,666 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 21:12:20,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 21:12:20,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 21:12:20,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 21:12:20,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 21:12:20,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 21:12:20,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 21:12:20,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 21:12:20,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 21:12:20,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 21:12:20,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 21:12:20,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 21:12:20,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 21:12:20,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 21:12:20,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 21:12:20,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 21:12:20,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 21:12:20,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 21:12:20,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 21:12:20,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 21:12:20,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 21:12:20,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 21:12:20,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 21:12:20,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 21:12:20,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 21:12:20,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 21:12:20,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 21:12:20,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 21:12:20,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 21:12:20,764 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 21:12:20,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i [2019-09-08 21:12:20,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46991688d/f6cfbcbb3a2140a6b5d0bb730aa3e920/FLAG93271da05 [2019-09-08 21:12:21,720 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 21:12:21,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i [2019-09-08 21:12:21,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46991688d/f6cfbcbb3a2140a6b5d0bb730aa3e920/FLAG93271da05 [2019-09-08 21:12:22,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46991688d/f6cfbcbb3a2140a6b5d0bb730aa3e920 [2019-09-08 21:12:22,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 21:12:22,185 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 21:12:22,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 21:12:22,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 21:12:22,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 21:12:22,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:12:22" (1/1) ... [2019-09-08 21:12:22,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17558ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:22, skipping insertion in model container [2019-09-08 21:12:22,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:12:22" (1/1) ... [2019-09-08 21:12:22,202 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 21:12:22,349 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 21:12:24,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:12:24,735 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 21:12:25,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:12:25,613 INFO L192 MainTranslator]: Completed translation [2019-09-08 21:12:25,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25 WrapperNode [2019-09-08 21:12:25,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 21:12:25,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 21:12:25,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 21:12:25,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 21:12:25,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:25,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:25,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:25,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:26,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:26,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:26,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (1/1) ... [2019-09-08 21:12:26,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 21:12:26,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 21:12:26,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 21:12:26,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 21:12:26,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (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 [2019-09-08 21:12:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 21:12:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 21:12:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 21:12:26,395 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-09-08 21:12:26,397 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-08 21:12:26,397 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-09-08 21:12:26,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 21:12:26,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 21:12:26,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 21:12:26,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 21:12:26,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 21:12:26,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 21:12:26,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 21:12:26,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 21:12:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 21:12:26,403 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 21:12:26,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2019-09-08 21:12:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2019-09-08 21:12:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 21:12:26,407 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-08 21:12:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-08 21:12:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-08 21:12:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-08 21:12:26,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 21:12:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 21:12:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2019-09-08 21:12:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-08 21:12:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-08 21:12:26,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-08 21:12:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-09-08 21:12:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-09-08 21:12:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-09-08 21:12:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-09-08 21:12:26,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-09-08 21:12:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_reg_sync [2019-09-08 21:12:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_reg_sync [2019-09-08 21:12:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_uart_reg [2019-09-08 21:12:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_uart_reg [2019-09-08 21:12:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_dump_serial_port [2019-09-08 21:12:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_port_private [2019-09-08 21:12:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_port_private [2019-09-08 21:12:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_handle_new_msr [2019-09-08 21:12:26,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_handle_new_lsr [2019-09-08 21:12:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_control_callback [2019-09-08 21:12:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_reg [2019-09-08 21:12:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_led_callback [2019-09-08 21:12:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_led_async [2019-09-08 21:12:26,413 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_led_sync [2019-09-08 21:12:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_led_off [2019-09-08 21:12:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_led_flag_off [2019-09-08 21:12:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_led_activity [2019-09-08 21:12:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_interrupt_callback [2019-09-08 21:12:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_paranoia_check [2019-09-08 21:12:26,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_serial_paranoia_check [2019-09-08 21:12:26,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_usb_serial [2019-09-08 21:12:26,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_bulk_in_callback [2019-09-08 21:12:26,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_bulk_out_data_callback [2019-09-08 21:12:26,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_open [2019-09-08 21:12:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_chars_in_buffer [2019-09-08 21:12:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_close [2019-09-08 21:12:26,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_break [2019-09-08 21:12:26,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_write_room [2019-09-08 21:12:26,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_write [2019-09-08 21:12:26,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_throttle [2019-09-08 21:12:26,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_unthrottle [2019-09-08 21:12:26,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_tiocmget [2019-09-08 21:12:26,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_tiocmset [2019-09-08 21:12:26,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_calc_baud_rate_divisor [2019-09-08 21:12:26,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_send_cmd_write_baud_rate [2019-09-08 21:12:26,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_change_port_settings [2019-09-08 21:12:26,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_set_termios [2019-09-08 21:12:26,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_lsr_info [2019-09-08 21:12:26,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_get_serial_info [2019-09-08 21:12:26,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_ioctl [2019-09-08 21:12:26,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7810_check [2019-09-08 21:12:26,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_probe [2019-09-08 21:12:26,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_calc_num_ports [2019-09-08 21:12:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_probe [2019-09-08 21:12:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mos7840_port_remove [2019-09-08 21:12:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_init [2019-09-08 21:12:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_module_exit [2019-09-08 21:12:26,422 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-09-08 21:12:26,423 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-09-08 21:12:26,424 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-08 21:12:26,424 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-08 21:12:26,424 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-08 21:12:26,425 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-08 21:12:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-09-08 21:12:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-09-08 21:12:26,426 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-09-08 21:12:26,427 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-09-08 21:12:26,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-09-08 21:12:26,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2019-09-08 21:12:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_3 [2019-09-08 21:12:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2019-09-08 21:12:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_2 [2019-09-08 21:12:26,429 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 21:12:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 21:12:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 21:12:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 21:12:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 21:12:26,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-09-08 21:12:26,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_23 [2019-09-08 21:12:26,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_24 [2019-09-08 21:12:26,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_25 [2019-09-08 21:12:26,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_26 [2019-09-08 21:12:26,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_27 [2019-09-08 21:12:26,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_28 [2019-09-08 21:12:26,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_29 [2019-09-08 21:12:26,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_30 [2019-09-08 21:12:26,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_31 [2019-09-08 21:12:26,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_32 [2019-09-08 21:12:26,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_33 [2019-09-08 21:12:26,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_34 [2019-09-08 21:12:26,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_35 [2019-09-08 21:12:26,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_36 [2019-09-08 21:12:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_37 [2019-09-08 21:12:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_38 [2019-09-08 21:12:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 21:12:26,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 21:12:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 21:12:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 21:12:26,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 21:12:26,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 21:12:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 21:12:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 21:12:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-08 21:12:26,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-08 21:12:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-08 21:12:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-08 21:12:26,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-09-08 21:12:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-08 21:12:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-09-08 21:12:26,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-09-08 21:12:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 21:12:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-08 21:12:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-08 21:12:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 21:12:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 21:12:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 21:12:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-08 21:12:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 21:12:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_attach_3 [2019-09-08 21:12:26,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 21:12:26,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_3 [2019-09-08 21:12:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 21:12:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-09-08 21:12:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-08 21:12:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-08 21:12:26,460 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-08 21:12:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-08 21:12:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-09-08 21:12:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-09-08 21:12:26,461 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-09-08 21:12:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-08 21:12:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-08 21:12:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-08 21:12:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-09-08 21:12:26,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-09-08 21:12:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-09-08 21:12:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-09-08 21:12:26,463 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 21:12:26,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 21:12:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 21:12:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 21:12:26,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-08 21:12:26,466 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 21:12:26,467 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 21:12:26,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 21:12:26,469 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 21:12:26,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-08 21:12:26,471 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_25 [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_26 [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_37 [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_38 [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-09-08 21:12:26,472 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-08 21:12:26,473 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_3 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_2 [2019-09-08 21:12:26,474 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-08 21:12:26,475 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 21:12:26,476 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_29 [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_35 [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_36 [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_23 [2019-09-08 21:12:26,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_24 [2019-09-08 21:12:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_27 [2019-09-08 21:12:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_28 [2019-09-08 21:12:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_30 [2019-09-08 21:12:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_31 [2019-09-08 21:12:26,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_32 [2019-09-08 21:12:26,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_33 [2019-09-08 21:12:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_34 [2019-09-08 21:12:26,483 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-08 21:12:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-08 21:12:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-09-08 21:12:26,484 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-08 21:12:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-09-08 21:12:26,489 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-09-08 21:12:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-09-08 21:12:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-09-08 21:12:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-09-08 21:12:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-09-08 21:12:26,490 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-09-08 21:12:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-09-08 21:12:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-09-08 21:12:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 21:12:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_reg_sync [2019-09-08 21:12:26,491 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_reg_sync [2019-09-08 21:12:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_uart_reg [2019-09-08 21:12:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_uart_reg [2019-09-08 21:12:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_dump_serial_port [2019-09-08 21:12:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_port_private [2019-09-08 21:12:26,492 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_port_private [2019-09-08 21:12:26,493 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_handle_new_msr [2019-09-08 21:12:26,494 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_handle_new_lsr [2019-09-08 21:12:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_control_callback [2019-09-08 21:12:26,495 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_reg [2019-09-08 21:12:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_led_callback [2019-09-08 21:12:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_led_async [2019-09-08 21:12:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_led_sync [2019-09-08 21:12:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_led_off [2019-09-08 21:12:26,496 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_led_flag_off [2019-09-08 21:12:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_led_activity [2019-09-08 21:12:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_interrupt_callback [2019-09-08 21:12:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_paranoia_check [2019-09-08 21:12:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_serial_paranoia_check [2019-09-08 21:12:26,497 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_usb_serial [2019-09-08 21:12:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_bulk_in_callback [2019-09-08 21:12:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_bulk_out_data_callback [2019-09-08 21:12:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_open [2019-09-08 21:12:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_chars_in_buffer [2019-09-08 21:12:26,498 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_close [2019-09-08 21:12:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_break [2019-09-08 21:12:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_write_room [2019-09-08 21:12:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_write [2019-09-08 21:12:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 21:12:26,499 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_throttle [2019-09-08 21:12:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_unthrottle [2019-09-08 21:12:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_tiocmget [2019-09-08 21:12:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_tiocmset [2019-09-08 21:12:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_calc_baud_rate_divisor [2019-09-08 21:12:26,500 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_send_cmd_write_baud_rate [2019-09-08 21:12:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_change_port_settings [2019-09-08 21:12:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_set_termios [2019-09-08 21:12:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_lsr_info [2019-09-08 21:12:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_get_serial_info [2019-09-08 21:12:26,501 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_ioctl [2019-09-08 21:12:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure mos7810_check [2019-09-08 21:12:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_probe [2019-09-08 21:12:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_calc_num_ports [2019-09-08 21:12:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_probe [2019-09-08 21:12:26,502 INFO L130 BoogieDeclarations]: Found specification of procedure mos7840_port_remove [2019-09-08 21:12:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_init [2019-09-08 21:12:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_module_exit [2019-09-08 21:12:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_attach_3 [2019-09-08 21:12:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_3 [2019-09-08 21:12:26,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 21:12:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 21:12:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-09-08 21:12:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 21:12:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 21:12:26,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 21:12:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 21:12:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 21:12:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 21:12:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-08 21:12:26,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 21:12:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 21:12:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-08 21:12:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 21:12:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 21:12:26,506 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 21:12:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 21:12:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 21:12:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 21:12:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 21:12:26,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 21:12:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 21:12:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 21:12:26,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 21:12:31,552 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 21:14:24,619 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 21:14:24,620 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 21:14:24,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:14:24 BoogieIcfgContainer [2019-09-08 21:14:24,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 21:14:24,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 21:14:24,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 21:14:24,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 21:14:24,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 09:12:22" (1/3) ... [2019-09-08 21:14:24,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478384dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:14:24, skipping insertion in model container [2019-09-08 21:14:24,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:12:25" (2/3) ... [2019-09-08 21:14:24,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478384dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:14:24, skipping insertion in model container [2019-09-08 21:14:24,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:14:24" (3/3) ... [2019-09-08 21:14:24,631 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--serial--mos7840.ko-entry_point.cil.out.i [2019-09-08 21:14:24,642 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 21:14:24,653 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 21:14:24,672 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 21:14:24,719 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 21:14:24,720 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 21:14:24,720 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 21:14:24,720 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 21:14:24,720 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 21:14:24,720 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 21:14:24,721 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 21:14:24,721 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 21:14:24,721 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 21:14:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states. [2019-09-08 21:14:24,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-09-08 21:14:24,807 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:14:24,809 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:14:24,811 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:14:24,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:14:24,816 INFO L82 PathProgramCache]: Analyzing trace with hash 903483331, now seen corresponding path program 1 times [2019-09-08 21:14:24,818 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:14:24,819 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:14:24,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:14:24,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:14:24,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:14:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:14:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-08 21:14:27,335 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:14:27,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:14:27,339 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:14:27,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:14:27,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:14:27,356 INFO L87 Difference]: Start difference. First operand 2082 states. Second operand 3 states. [2019-09-08 21:15:08,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:15:08,591 INFO L93 Difference]: Finished difference Result 4077 states and 5918 transitions. [2019-09-08 21:15:08,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:15:08,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2019-09-08 21:15:08,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:15:08,629 INFO L225 Difference]: With dead ends: 4077 [2019-09-08 21:15:08,629 INFO L226 Difference]: Without dead ends: 2115 [2019-09-08 21:15:08,650 INFO L628 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 [2019-09-08 21:15:08,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2019-09-08 21:15:08,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2112. [2019-09-08 21:15:08,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2112 states. [2019-09-08 21:15:08,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 2112 states and 3000 transitions. [2019-09-08 21:15:08,908 INFO L78 Accepts]: Start accepts. Automaton has 2112 states and 3000 transitions. Word has length 153 [2019-09-08 21:15:08,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:15:08,912 INFO L475 AbstractCegarLoop]: Abstraction has 2112 states and 3000 transitions. [2019-09-08 21:15:08,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:15:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 3000 transitions. [2019-09-08 21:15:08,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-08 21:15:08,934 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:15:08,939 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:15:08,940 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:15:08,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:15:08,941 INFO L82 PathProgramCache]: Analyzing trace with hash -822794757, now seen corresponding path program 1 times [2019-09-08 21:15:08,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:15:08,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:15:08,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:15:08,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:15:08,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:15:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:15:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-08 21:15:10,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:15:10,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:15:10,110 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:15:10,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:15:10,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:15:10,111 INFO L87 Difference]: Start difference. First operand 2112 states and 3000 transitions. Second operand 5 states. [2019-09-08 21:16:12,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:16:12,384 INFO L93 Difference]: Finished difference Result 10302 states and 14938 transitions. [2019-09-08 21:16:12,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:16:12,385 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 166 [2019-09-08 21:16:12,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:16:12,481 INFO L225 Difference]: With dead ends: 10302 [2019-09-08 21:16:12,482 INFO L226 Difference]: Without dead ends: 8248 [2019-09-08 21:16:12,509 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:16:12,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8248 states. [2019-09-08 21:16:13,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8248 to 8232. [2019-09-08 21:16:13,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8232 states. [2019-09-08 21:16:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8232 states to 8232 states and 11866 transitions. [2019-09-08 21:16:13,053 INFO L78 Accepts]: Start accepts. Automaton has 8232 states and 11866 transitions. Word has length 166 [2019-09-08 21:16:13,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:16:13,056 INFO L475 AbstractCegarLoop]: Abstraction has 8232 states and 11866 transitions. [2019-09-08 21:16:13,056 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:16:13,056 INFO L276 IsEmpty]: Start isEmpty. Operand 8232 states and 11866 transitions. [2019-09-08 21:16:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-09-08 21:16:13,061 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:16:13,061 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:16:13,062 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:16:13,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:16:13,062 INFO L82 PathProgramCache]: Analyzing trace with hash 470269140, now seen corresponding path program 1 times [2019-09-08 21:16:13,062 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:16:13,062 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:16:13,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:16:13,070 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:16:13,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:16:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:16:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-08 21:16:14,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:16:14,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:16:14,048 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:16:14,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:16:14,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:16:14,049 INFO L87 Difference]: Start difference. First operand 8232 states and 11866 transitions. Second operand 5 states. [2019-09-08 21:17:19,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:17:19,555 INFO L93 Difference]: Finished difference Result 40880 states and 59864 transitions. [2019-09-08 21:17:19,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:17:19,555 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2019-09-08 21:17:19,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:17:19,823 INFO L225 Difference]: With dead ends: 40880 [2019-09-08 21:17:19,823 INFO L226 Difference]: Without dead ends: 32706 [2019-09-08 21:17:19,900 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:17:19,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32706 states. [2019-09-08 21:17:21,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32706 to 32693. [2019-09-08 21:17:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32693 states. [2019-09-08 21:17:21,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32693 states to 32693 states and 47672 transitions. [2019-09-08 21:17:21,583 INFO L78 Accepts]: Start accepts. Automaton has 32693 states and 47672 transitions. Word has length 167 [2019-09-08 21:17:21,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:17:21,585 INFO L475 AbstractCegarLoop]: Abstraction has 32693 states and 47672 transitions. [2019-09-08 21:17:21,585 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:17:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 32693 states and 47672 transitions. [2019-09-08 21:17:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-09-08 21:17:21,588 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:17:21,588 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:17:21,588 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:17:21,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:17:21,589 INFO L82 PathProgramCache]: Analyzing trace with hash -574961581, now seen corresponding path program 1 times [2019-09-08 21:17:21,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:17:21,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:17:21,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:17:21,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:17:21,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:17:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:17:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-08 21:17:22,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:17:22,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:17:22,438 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:17:22,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:17:22,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:17:22,439 INFO L87 Difference]: Start difference. First operand 32693 states and 47672 transitions. Second operand 5 states. [2019-09-08 21:18:38,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:18:38,508 INFO L93 Difference]: Finished difference Result 163113 states and 241114 transitions. [2019-09-08 21:18:38,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:18:38,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2019-09-08 21:18:38,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:18:39,360 INFO L225 Difference]: With dead ends: 163113 [2019-09-08 21:18:39,360 INFO L226 Difference]: Without dead ends: 130478 [2019-09-08 21:18:39,611 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:18:39,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130478 states. [2019-09-08 21:18:45,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130478 to 130461. [2019-09-08 21:18:45,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130461 states. [2019-09-08 21:18:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130461 states to 130461 states and 192166 transitions. [2019-09-08 21:18:45,915 INFO L78 Accepts]: Start accepts. Automaton has 130461 states and 192166 transitions. Word has length 168 [2019-09-08 21:18:45,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:18:45,916 INFO L475 AbstractCegarLoop]: Abstraction has 130461 states and 192166 transitions. [2019-09-08 21:18:45,916 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:18:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 130461 states and 192166 transitions. [2019-09-08 21:18:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-09-08 21:18:45,920 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:18:45,921 INFO L399 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:18:45,921 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:18:45,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:18:45,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1092881428, now seen corresponding path program 1 times [2019-09-08 21:18:45,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:18:45,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:18:45,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:18:45,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:18:45,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:18:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:18:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-09-08 21:18:46,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:18:46,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:18:46,827 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:18:46,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:18:46,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:18:46,828 INFO L87 Difference]: Start difference. First operand 130461 states and 192166 transitions. Second operand 5 states. [2019-09-08 21:20:12,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:20:12,439 INFO L93 Difference]: Finished difference Result 645502 states and 961647 transitions. [2019-09-08 21:20:12,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:20:12,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 169 [2019-09-08 21:20:12,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:20:22,300 INFO L225 Difference]: With dead ends: 645502 [2019-09-08 21:20:22,300 INFO L226 Difference]: Without dead ends: 515099 [2019-09-08 21:20:22,758 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:20:23,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515099 states. [2019-09-08 21:20:52,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515099 to 515075. [2019-09-08 21:20:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515075 states. [2019-09-08 21:20:54,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515075 states to 515075 states and 764466 transitions. [2019-09-08 21:20:54,790 INFO L78 Accepts]: Start accepts. Automaton has 515075 states and 764466 transitions. Word has length 169 [2019-09-08 21:20:54,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:20:54,791 INFO L475 AbstractCegarLoop]: Abstraction has 515075 states and 764466 transitions. [2019-09-08 21:20:54,791 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:20:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 515075 states and 764466 transitions. [2019-09-08 21:20:54,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-09-08 21:20:54,796 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:20:54,796 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2019-09-08 21:20:54,797 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:20:54,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:20:54,797 INFO L82 PathProgramCache]: Analyzing trace with hash -287082421, now seen corresponding path program 1 times [2019-09-08 21:20:54,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:20:54,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:20:54,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:20:54,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:20:54,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:20:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:21:04,286 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2019-09-08 21:21:04,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:21:04,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:21:04,287 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:21:04,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:21:04,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:21:04,288 INFO L87 Difference]: Start difference. First operand 515075 states and 764466 transitions. Second operand 3 states. [2019-09-08 21:21:12,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:21:12,163 INFO L93 Difference]: Finished difference Result 515843 states and 764978 transitions. [2019-09-08 21:21:12,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:21:12,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2019-09-08 21:21:12,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:21:12,219 INFO L225 Difference]: With dead ends: 515843 [2019-09-08 21:21:12,219 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 21:21:14,326 INFO L628 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 [2019-09-08 21:21:14,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 21:21:14,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 21:21:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 21:21:14,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 21:21:14,371 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 216 [2019-09-08 21:21:14,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:21:14,372 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 21:21:14,372 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:21:14,372 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 21:21:14,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 21:21:14,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 21:21:17,510 WARN L188 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:21:20,677 WARN L188 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2019-09-08 21:21:23,684 WARN L188 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:21:26,897 WARN L188 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-09-08 21:21:30,196 WARN L188 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-09-08 21:21:33,582 WARN L188 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2019-09-08 21:21:37,161 WARN L188 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-09-08 21:21:40,796 WARN L188 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2019-09-08 21:21:44,440 WARN L188 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-09-08 21:21:48,231 WARN L188 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 11 [2019-09-08 21:21:52,205 WARN L188 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2019-09-08 21:21:56,201 WARN L188 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-09-08 21:22:00,343 WARN L188 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-09-08 21:22:04,722 WARN L188 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-09-08 21:22:09,057 WARN L188 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-09-08 21:22:13,082 WARN L188 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2019-09-08 21:22:58,038 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-09-08 21:23:36,938 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2019-09-08 21:23:46,371 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-09-08 21:23:50,926 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-09-08 21:23:55,806 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 13 [2019-09-08 21:23:57,891 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:23:59,028 WARN L188 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:00,182 WARN L188 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:01,339 WARN L188 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:02,282 WARN L188 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:24:05,871 WARN L188 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 429 DAG size of output: 43 [2019-09-08 21:24:07,126 WARN L188 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:24:08,238 WARN L188 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:08,427 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:24:09,544 WARN L188 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:12,546 WARN L188 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 234 DAG size of output: 73 [2019-09-08 21:24:15,833 WARN L188 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 234 DAG size of output: 73 [2019-09-08 21:24:17,192 WARN L188 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:24:19,775 WARN L188 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 506 DAG size of output: 54 [2019-09-08 21:24:20,004 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 1 [2019-09-08 21:24:22,630 WARN L188 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 506 DAG size of output: 54 [2019-09-08 21:24:28,043 WARN L188 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 381 DAG size of output: 67 [2019-09-08 21:24:29,219 WARN L188 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:24:30,355 WARN L188 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 324 DAG size of output: 46 [2019-09-08 21:24:35,869 WARN L188 SmtUtils]: Spent 5.40 s on a formula simplification. DAG size of input: 383 DAG size of output: 73 [2019-09-08 21:24:38,718 WARN L188 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 234 DAG size of output: 73 [2019-09-08 21:24:38,878 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 1 [2019-09-08 21:24:39,913 WARN L188 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 7 [2019-09-08 21:24:41,246 WARN L188 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:42,286 WARN L188 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:42,422 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 1 [2019-09-08 21:24:43,472 WARN L188 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:44,588 WARN L188 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:46,113 WARN L188 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 3 [2019-09-08 21:24:47,434 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:24:50,048 WARN L188 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 506 DAG size of output: 54 [2019-09-08 21:24:50,310 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 563 DAG size of output: 1 [2019-09-08 21:24:50,529 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 1 [2019-09-08 21:24:51,564 WARN L188 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:52,658 WARN L188 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:24:53,914 WARN L188 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:24:55,099 WARN L188 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:56,255 WARN L188 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 335 DAG size of output: 49 [2019-09-08 21:24:57,322 WARN L188 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 333 DAG size of output: 46 [2019-09-08 21:24:59,933 WARN L188 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 506 DAG size of output: 54 [2019-09-08 21:25:02,721 WARN L188 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 234 DAG size of output: 73