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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 11:35:12,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 11:35:12,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 11:35:12,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 11:35:12,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 11:35:12,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 11:35:12,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 11:35:12,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 11:35:12,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 11:35:12,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 11:35:12,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 11:35:12,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 11:35:12,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 11:35:12,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 11:35:12,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 11:35:12,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 11:35:12,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 11:35:12,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 11:35:12,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 11:35:12,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 11:35:12,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 11:35:12,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 11:35:12,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 11:35:12,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 11:35:12,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 11:35:12,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 11:35:12,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 11:35:12,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 11:35:12,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 11:35:12,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 11:35:12,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 11:35:12,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 11:35:12,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 11:35:12,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 11:35:12,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 11:35:12,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 11:35:12,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 11:35:12,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 11:35:12,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 11:35:12,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 11:35:12,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 11:35:12,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 11:35:12,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 11:35:12,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 11:35:12,518 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 11:35:12,518 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 11:35:12,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 11:35:12,521 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 11:35:12,522 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 11:35:12,522 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 11:35:12,522 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 11:35:12,522 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 11:35:12,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 11:35:12,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 11:35:12,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 11:35:12,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 11:35:12,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 11:35:12,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 11:35:12,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 11:35:12,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 11:35:12,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 11:35:12,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 11:35:12,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 11:35:12,526 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 11:35:12,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 11:35:12,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 11:35:12,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 11:35:12,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 11:35:12,528 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 11:35:12,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 11:35:12,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 11:35:12,528 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 11:35:12,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 11:35:12,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 11:35:12,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 11:35:12,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 11:35:12,584 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 11:35:12,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-10 11:35:12,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2416f596/36c7d453bd1c4e60bce5e2fdd1355162/FLAGb7e5bc238 [2019-09-10 11:35:13,465 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 11:35:13,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-10 11:35:13,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2416f596/36c7d453bd1c4e60bce5e2fdd1355162/FLAGb7e5bc238 [2019-09-10 11:35:13,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2416f596/36c7d453bd1c4e60bce5e2fdd1355162 [2019-09-10 11:35:13,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 11:35:13,565 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 11:35:13,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 11:35:13,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 11:35:13,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 11:35:13,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:35:13" (1/1) ... [2019-09-10 11:35:13,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7545f2ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:13, skipping insertion in model container [2019-09-10 11:35:13,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:35:13" (1/1) ... [2019-09-10 11:35:13,581 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 11:35:13,726 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 11:35:15,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:35:15,598 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 11:35:16,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:35:16,227 INFO L192 MainTranslator]: Completed translation [2019-09-10 11:35:16,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16 WrapperNode [2019-09-10 11:35:16,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 11:35:16,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 11:35:16,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 11:35:16,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 11:35:16,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (1/1) ... [2019-09-10 11:35:16,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 11:35:16,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 11:35:16,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 11:35:16,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 11:35:16,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (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 [2019-09-10 11:35:16,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 11:35:16,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 11:35:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-10 11:35:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-10 11:35:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-09-10 11:35:16,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16s [2019-09-10 11:35:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-10 11:35:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-10 11:35:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 11:35:16,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 11:35:16,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 11:35:16,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 11:35:16,707 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 11:35:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 11:35:16,709 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_entry [2019-09-10 11:35:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-10 11:35:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-10 11:35:16,710 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-10 11:35:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-10 11:35:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-10 11:35:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-10 11:35:16,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 11:35:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2019-09-10 11:35:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2019-09-10 11:35:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_data [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_data [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 11:35:16,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 11:35:16,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 11:35:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 11:35:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-10 11:35:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_init [2019-09-10 11:35:16,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_exit [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_startup [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_release [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_open [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_close [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_room [2019-09-10 11:35:16,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_chars_in_buffer [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_throttle [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_unthrottle [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_ioctl [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_termios [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmget [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_tiocmset [2019-09-10 11:35:16,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_break [2019-09-10 11:35:16,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_interrupt_callback [2019-09-10 11:35:16,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_in_callback [2019-09-10 11:35:16,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_bulk_out_callback [2019-09-10 11:35:16,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_recv [2019-09-10 11:35:16,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_send [2019-09-10 11:35:16,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_mcr [2019-09-10 11:35:16,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_lsr [2019-09-10 11:35:16,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_get_serial_info [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_set_serial_info [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_handle_new_msr [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_drain [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_stop_read [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_restart_read [2019-09-10 11:35:16,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_out_sync [2019-09-10 11:35:16,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_command_in_sync [2019-09-10 11:35:16,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_write_byte [2019-09-10 11:35:16,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_do_download [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_download_firmware [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_2 [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_3 [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 11:35:16,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_1 [2019-09-10 11:35:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_2 [2019-09-10 11:35:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_3 [2019-09-10 11:35:16,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_4 [2019-09-10 11:35:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_5 [2019-09-10 11:35:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_6 [2019-09-10 11:35:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 11:35:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 11:35:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-09-10 11:35:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-09-10 11:35:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-09-10 11:35:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-09-10 11:35:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-10 11:35:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-10 11:35:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 11:35:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 11:35:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-10 11:35:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-10 11:35:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-10 11:35:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 11:35:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 11:35:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 11:35:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 11:35:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 11:35:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:35:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2019-09-10 11:35:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-10 11:35:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-10 11:35:16,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-10 11:35:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-10 11:35:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2019-09-10 11:35:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 11:35:16,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2019-09-10 11:35:16,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_2 [2019-09-10 11:35:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 11:35:16,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-10 11:35:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-10 11:35:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-10 11:35:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2019-09-10 11:35:16,734 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-10 11:35:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-10 11:35:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 11:35:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 11:35:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-09-10 11:35:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-09-10 11:35:16,736 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-09-10 11:35:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-09-10 11:35:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-10 11:35:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-10 11:35:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-10 11:35:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-10 11:35:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-10 11:35:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-10 11:35:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2019-09-10 11:35:16,739 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-09-10 11:35:16,739 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-09-10 11:35:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-10 11:35:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_set_configuration [2019-09-10 11:35:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-10 11:35:16,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-09-10 11:35:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-09-10 11:35:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-09-10 11:35:16,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 11:35:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 11:35:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 11:35:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 11:35:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 11:35:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-10 11:35:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 11:35:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 11:35:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-10 11:35:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-10 11:35:16,754 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16s [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-10 11:35:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-10 11:35:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 11:35:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 11:35:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-10 11:35:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-10 11:35:16,756 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 11:35:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-10 11:35:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-10 11:35:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 11:35:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 11:35:16,757 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 11:35:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 11:35:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 11:35:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 11:35:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 11:35:16,758 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 11:35:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_entry [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-09-10 11:35:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-10 11:35:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 11:35:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-10 11:35:16,763 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_1 [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_6 [2019-09-10 11:35:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_set_configuration [2019-09-10 11:35:16,765 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 11:35:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-09-10 11:35:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-09-10 11:35:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-09-10 11:35:16,766 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-10 11:35:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-09-10 11:35:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-10 11:35:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-09-10 11:35:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2019-09-10 11:35:16,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_data [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_data [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_2 [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_3 [2019-09-10 11:35:16,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_4 [2019-09-10 11:35:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_5 [2019-09-10 11:35:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-10 11:35:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-10 11:35:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-09-10 11:35:16,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 11:35:16,770 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 11:35:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 11:35:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 11:35:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 11:35:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 11:35:16,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 11:35:16,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 11:35:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2019-09-10 11:35:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_2 [2019-09-10 11:35:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_3 [2019-09-10 11:35:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-09-10 11:35:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-09-10 11:35:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-10 11:35:16,776 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_startup [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_release [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_open [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_close [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_room [2019-09-10 11:35:16,777 INFO L130 BoogieDeclarations]: Found specification of procedure ti_chars_in_buffer [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_throttle [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_unthrottle [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_ioctl [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_termios [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmget [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_tiocmset [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_break [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_interrupt_callback [2019-09-10 11:35:16,778 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_in_callback [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_bulk_out_callback [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_recv [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_send [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_mcr [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_lsr [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_get_serial_info [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_set_serial_info [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_handle_new_msr [2019-09-10 11:35:16,779 INFO L130 BoogieDeclarations]: Found specification of procedure ti_drain [2019-09-10 11:35:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ti_stop_read [2019-09-10 11:35:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ti_restart_read [2019-09-10 11:35:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_out_sync [2019-09-10 11:35:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ti_command_in_sync [2019-09-10 11:35:16,780 INFO L130 BoogieDeclarations]: Found specification of procedure ti_write_byte [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ti_download_firmware [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ti_init [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ti_exit [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure ti_do_download [2019-09-10 11:35:16,781 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_2 [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2019-09-10 11:35:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 11:35:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 11:35:16,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 11:35:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 11:35:16,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 11:35:18,289 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 11:35:35,109 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 11:35:35,110 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-10 11:35:35,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:35:35 BoogieIcfgContainer [2019-09-10 11:35:35,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 11:35:35,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 11:35:35,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 11:35:35,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 11:35:35,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 11:35:13" (1/3) ... [2019-09-10 11:35:35,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284dcada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:35:35, skipping insertion in model container [2019-09-10 11:35:35,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:35:16" (2/3) ... [2019-09-10 11:35:35,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284dcada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:35:35, skipping insertion in model container [2019-09-10 11:35:35,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:35:35" (3/3) ... [2019-09-10 11:35:35,120 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-5742d35-1-136_1a-drivers--usb--serial--ti_usb_3410_5052.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-10 11:35:35,129 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 11:35:35,140 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 11:35:35,157 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 11:35:35,184 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 11:35:35,184 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 11:35:35,184 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 11:35:35,184 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 11:35:35,185 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 11:35:35,185 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 11:35:35,185 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 11:35:35,185 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 11:35:35,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states. [2019-09-10 11:35:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-09-10 11:35:35,250 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:35:35,251 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:35:35,254 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:35:35,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:35,260 INFO L82 PathProgramCache]: Analyzing trace with hash -346644102, now seen corresponding path program 1 times [2019-09-10 11:35:35,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:35:35,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:35,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:35:35,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:35,338 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:35:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:35:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2019-09-10 11:35:36,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:35:36,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:35:36,686 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:35:36,691 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:35:36,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:35:36,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:35:36,706 INFO L87 Difference]: Start difference. First operand 1767 states. Second operand 3 states. [2019-09-10 11:35:43,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:35:43,741 INFO L93 Difference]: Finished difference Result 3339 states and 4751 transitions. [2019-09-10 11:35:43,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:35:43,743 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2019-09-10 11:35:43,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:35:43,794 INFO L225 Difference]: With dead ends: 3339 [2019-09-10 11:35:43,795 INFO L226 Difference]: Without dead ends: 3305 [2019-09-10 11:35:43,796 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 [2019-09-10 11:35:43,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3305 states. [2019-09-10 11:35:44,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3305 to 3302. [2019-09-10 11:35:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3302 states. [2019-09-10 11:35:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 4703 transitions. [2019-09-10 11:35:44,054 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 4703 transitions. Word has length 209 [2019-09-10 11:35:44,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:35:44,056 INFO L475 AbstractCegarLoop]: Abstraction has 3302 states and 4703 transitions. [2019-09-10 11:35:44,056 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:35:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 4703 transitions. [2019-09-10 11:35:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-09-10 11:35:44,069 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:35:44,069 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 11:35:44,070 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:35:44,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:44,070 INFO L82 PathProgramCache]: Analyzing trace with hash 603399236, now seen corresponding path program 1 times [2019-09-10 11:35:44,070 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:35:44,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:44,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:35:44,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:44,074 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:35:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:35:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2019-09-10 11:35:44,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:35:44,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:35:44,793 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:35:44,796 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:35:44,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:35:44,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:35:44,797 INFO L87 Difference]: Start difference. First operand 3302 states and 4703 transitions. Second operand 3 states. [2019-09-10 11:35:44,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:35:44,928 INFO L93 Difference]: Finished difference Result 6540 states and 9334 transitions. [2019-09-10 11:35:44,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:35:44,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 229 [2019-09-10 11:35:44,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:35:45,003 INFO L225 Difference]: With dead ends: 6540 [2019-09-10 11:35:45,004 INFO L226 Difference]: Without dead ends: 6528 [2019-09-10 11:35:45,005 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:35:45,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6528 states. [2019-09-10 11:35:45,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6528 to 6528. [2019-09-10 11:35:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6528 states. [2019-09-10 11:35:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6528 states to 6528 states and 9318 transitions. [2019-09-10 11:35:46,022 INFO L78 Accepts]: Start accepts. Automaton has 6528 states and 9318 transitions. Word has length 229 [2019-09-10 11:35:46,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:35:46,023 INFO L475 AbstractCegarLoop]: Abstraction has 6528 states and 9318 transitions. [2019-09-10 11:35:46,023 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:35:46,023 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 9318 transitions. [2019-09-10 11:35:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-09-10 11:35:46,034 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:35:46,035 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2019-09-10 11:35:46,035 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:35:46,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:46,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1612478364, now seen corresponding path program 1 times [2019-09-10 11:35:46,038 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:35:46,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:46,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:35:46,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:46,042 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:35:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:35:46,689 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 687 trivial. 0 not checked. [2019-09-10 11:35:46,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:35:46,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-10 11:35:46,689 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:35:46,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-10 11:35:46,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-10 11:35:46,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-10 11:35:46,691 INFO L87 Difference]: Start difference. First operand 6528 states and 9318 transitions. Second operand 9 states. [2019-09-10 11:35:46,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:35:46,887 INFO L93 Difference]: Finished difference Result 6542 states and 9332 transitions. [2019-09-10 11:35:46,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-10 11:35:46,888 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 251 [2019-09-10 11:35:46,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:35:46,931 INFO L225 Difference]: With dead ends: 6542 [2019-09-10 11:35:46,932 INFO L226 Difference]: Without dead ends: 6542 [2019-09-10 11:35:46,932 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-09-10 11:35:46,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6542 states. [2019-09-10 11:35:47,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6542 to 6542. [2019-09-10 11:35:47,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6542 states. [2019-09-10 11:35:47,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6542 states to 6542 states and 9332 transitions. [2019-09-10 11:35:47,154 INFO L78 Accepts]: Start accepts. Automaton has 6542 states and 9332 transitions. Word has length 251 [2019-09-10 11:35:47,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:35:47,156 INFO L475 AbstractCegarLoop]: Abstraction has 6542 states and 9332 transitions. [2019-09-10 11:35:47,156 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-10 11:35:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 6542 states and 9332 transitions. [2019-09-10 11:35:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-09-10 11:35:47,176 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:35:47,177 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-10 11:35:47,177 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:35:47,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:47,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1991264025, now seen corresponding path program 1 times [2019-09-10 11:35:47,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:35:47,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:47,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:35:47,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:47,181 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:35:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:35:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2019-09-10 11:35:47,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:35:47,825 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 11:35:47,825 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:35:47,826 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 11:35:47,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 11:35:47,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:35:47,827 INFO L87 Difference]: Start difference. First operand 6542 states and 9332 transitions. Second operand 5 states. [2019-09-10 11:35:49,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:35:49,129 INFO L93 Difference]: Finished difference Result 4978 states and 7086 transitions. [2019-09-10 11:35:49,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 11:35:49,130 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 283 [2019-09-10 11:35:49,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:35:49,160 INFO L225 Difference]: With dead ends: 4978 [2019-09-10 11:35:49,161 INFO L226 Difference]: Without dead ends: 4978 [2019-09-10 11:35:49,161 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 11:35:49,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4978 states. [2019-09-10 11:35:49,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4978 to 4974. [2019-09-10 11:35:49,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4974 states. [2019-09-10 11:35:49,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4974 states to 4974 states and 7082 transitions. [2019-09-10 11:35:49,304 INFO L78 Accepts]: Start accepts. Automaton has 4974 states and 7082 transitions. Word has length 283 [2019-09-10 11:35:49,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:35:49,305 INFO L475 AbstractCegarLoop]: Abstraction has 4974 states and 7082 transitions. [2019-09-10 11:35:49,305 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 11:35:49,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4974 states and 7082 transitions. [2019-09-10 11:35:49,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-09-10 11:35:49,328 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:35:49,328 INFO L399 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 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] [2019-09-10 11:35:49,329 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:35:49,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:49,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1485399435, now seen corresponding path program 1 times [2019-09-10 11:35:49,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:35:49,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:49,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:35:49,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:35:49,333 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:35:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:35:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1304 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2019-09-10 11:35:51,214 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 11:35:51,215 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 11:35:51,216 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 361 with the following transitions: [2019-09-10 11:35:51,218 INFO L207 CegarAbsIntRunner]: [151], [152], [158], [159], [248], [742], [943], [949], [950], [1240], [1241], [1242], [1244], [1245], [1361], [1365], [1368], [1376], [1380], [1383], [1391], [1393], [1398], [1400], [1405], [1407], [1412], [1418], [1419], [1420], [1441], [1443], [1444], [1601], [1602], [1603], [1605], [1607], [1609], [1611], [1613], [1616], [1618], [1620], [1622], [1624], [1626], [1628], [1630], [1632], [1634], [1636], [1638], [1640], [2191], [2194], [2197], [2200], [2203], [2209], [2212], [2215], [2217], [2222], [2225], [2227], [2869], [2871], [2873], [2875], [2877], [2878], [2879], [2881], [2883], [2885], [2887], [2888], [2893], [2899], [2901], [2902], [3120], [3122], [3123], [3811], [3813], [3816], [3820], [3859], [3913], [4069], [4070], [4089], [4090], [4091], [4092], [4093], [4094], [4099], [4100], [4123], [4124], [4125], [4126], [4127], [4128], [4129], [4130], [4131], [4132], [4133], [4134], [4135], [4136], [4137], [4138], [4139], [4140], [4141], [4142], [4143], [4144], [4145], [4146], [4147], [4148], [4149], [4150], [4151], [4152], [4153], [4154], [4155], [4156], [4157], [4158], [4267], [4269], [4270], [4271], [4272], [4273], [4274], [4395], [4396], [4397], [4398], [4399], [4400], [4401], [4402], [4403], [4404], [4405], [4406], [4407], [4408], [4409], [4410], [4413], [4417], [4418], [4469], [4470], [4651], [4652], [4653], [4655], [4656] [2019-09-10 11:35:51,299 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 11:35:51,299 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 11:35:51,917 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 11:35:51,918 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 633 root evaluator evaluations with a maximum evaluation depth of 0. Performed 633 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 1298 variables. [2019-09-10 11:35:51,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:35:51,924 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 11:35:52,032 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 11:35:52,032 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 11:35:52,043 INFO L420 sIntCurrentIteration]: We unified 359 AI predicates to 359 [2019-09-10 11:35:52,043 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 11:35:52,044 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 11:35:52,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-09-10 11:35:52,045 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:35:52,047 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 11:35:52,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 11:35:52,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:35:52,047 INFO L87 Difference]: Start difference. First operand 4974 states and 7082 transitions. Second operand 2 states. [2019-09-10 11:35:52,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:35:52,048 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 11:35:52,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 11:35:52,048 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 360 [2019-09-10 11:35:52,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:35:52,048 INFO L225 Difference]: With dead ends: 2 [2019-09-10 11:35:52,049 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 11:35:52,049 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:35:52,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 11:35:52,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 11:35:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 11:35:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 11:35:52,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 360 [2019-09-10 11:35:52,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:35:52,050 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 11:35:52,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 11:35:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 11:35:52,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 11:35:52,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 11:35:52 BoogieIcfgContainer [2019-09-10 11:35:52,056 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 11:35:52,060 INFO L168 Benchmark]: Toolchain (without parser) took 38493.56 ms. Allocated memory was 135.3 MB in the beginning and 1.1 GB in the end (delta: 957.9 MB). Free memory was 80.9 MB in the beginning and 375.7 MB in the end (delta: -294.8 MB). Peak memory consumption was 663.1 MB. Max. memory is 7.1 GB. [2019-09-10 11:35:52,060 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 11:35:52,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2663.03 ms. Allocated memory was 135.3 MB in the beginning and 262.1 MB in the end (delta: 126.9 MB). Free memory was 80.5 MB in the beginning and 148.8 MB in the end (delta: -68.3 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. [2019-09-10 11:35:52,063 INFO L168 Benchmark]: Boogie Preprocessor took 389.47 ms. Allocated memory is still 262.1 MB. Free memory was 148.8 MB in the beginning and 110.7 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-09-10 11:35:52,064 INFO L168 Benchmark]: RCFGBuilder took 18493.33 ms. Allocated memory was 262.1 MB in the beginning and 902.3 MB in the end (delta: 640.2 MB). Free memory was 110.7 MB in the beginning and 596.9 MB in the end (delta: -486.2 MB). Peak memory consumption was 645.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:35:52,066 INFO L168 Benchmark]: TraceAbstraction took 16943.43 ms. Allocated memory was 902.3 MB in the beginning and 1.1 GB in the end (delta: 190.8 MB). Free memory was 596.9 MB in the beginning and 375.7 MB in the end (delta: 221.2 MB). Peak memory consumption was 412.0 MB. Max. memory is 7.1 GB. [2019-09-10 11:35:52,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2663.03 ms. Allocated memory was 135.3 MB in the beginning and 262.1 MB in the end (delta: 126.9 MB). Free memory was 80.5 MB in the beginning and 148.8 MB in the end (delta: -68.3 MB). Peak memory consumption was 109.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 389.47 ms. Allocated memory is still 262.1 MB. Free memory was 148.8 MB in the beginning and 110.7 MB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18493.33 ms. Allocated memory was 262.1 MB in the beginning and 902.3 MB in the end (delta: 640.2 MB). Free memory was 110.7 MB in the beginning and 596.9 MB in the end (delta: -486.2 MB). Peak memory consumption was 645.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 16943.43 ms. Allocated memory was 902.3 MB in the beginning and 1.1 GB in the end (delta: 190.8 MB). Free memory was 596.9 MB in the beginning and 375.7 MB in the end (delta: 221.2 MB). Peak memory consumption was 412.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6900]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 156 procedures, 1794 locations, 1 error locations. SAFE Result, 16.8s OverallTime, 5 OverallIterations, 13 TraceHistogramMax, 8.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10610 SDtfs, 7172 SDslu, 26754 SDs, 0 SdLazy, 65 SolverSat, 9 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 7.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 385 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6542occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 4.005571030640668 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1332 NumberOfCodeBlocks, 1332 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1327 ConstructedInterpolants, 0 QuantifiedInterpolants, 413192 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 4001/4085 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...