java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 02:07:43,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 02:07:43,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 02:07:43,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 02:07:43,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 02:07:43,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 02:07:43,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 02:07:43,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 02:07:43,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 02:07:43,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 02:07:43,376 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 02:07:43,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 02:07:43,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 02:07:43,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 02:07:43,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 02:07:43,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 02:07:43,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 02:07:43,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 02:07:43,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 02:07:43,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 02:07:43,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 02:07:43,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 02:07:43,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 02:07:43,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 02:07:43,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 02:07:43,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 02:07:43,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 02:07:43,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 02:07:43,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 02:07:43,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 02:07:43,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 02:07:43,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 02:07:43,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 02:07:43,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 02:07:43,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 02:07:43,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 02:07:43,402 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 02:07:43,402 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 02:07:43,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 02:07:43,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 02:07:43,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 02:07:43,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-22 02:07:43,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 02:07:43,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 02:07:43,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 02:07:43,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 02:07:43,422 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 02:07:43,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 02:07:43,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 02:07:43,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 02:07:43,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 02:07:43,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 02:07:43,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 02:07:43,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 02:07:43,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 02:07:43,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 02:07:43,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 02:07:43,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 02:07:43,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 02:07:43,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 02:07:43,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 02:07:43,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 02:07:43,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 02:07:43,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 02:07:43,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 02:07:43,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 02:07:43,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 02:07:43,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 02:07:43,428 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-22 02:07:43,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 02:07:43,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 02:07:43,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 02:07:43,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 02:07:43,477 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 02:07:43,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-08-22 02:07:43,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39d8b98d/74578e4a1289492896bd3c92e4905aeb/FLAG4d926db8b [2019-08-22 02:07:44,329 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 02:07:44,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-08-22 02:07:44,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39d8b98d/74578e4a1289492896bd3c92e4905aeb/FLAG4d926db8b [2019-08-22 02:07:44,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e39d8b98d/74578e4a1289492896bd3c92e4905aeb [2019-08-22 02:07:44,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 02:07:44,886 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 02:07:44,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 02:07:44,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 02:07:44,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 02:07:44,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:07:44" (1/1) ... [2019-08-22 02:07:44,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79df5342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:44, skipping insertion in model container [2019-08-22 02:07:44,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:07:44" (1/1) ... [2019-08-22 02:07:44,907 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 02:07:45,003 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 02:07:46,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 02:07:46,215 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 02:07:46,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 02:07:46,613 INFO L192 MainTranslator]: Completed translation [2019-08-22 02:07:46,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46 WrapperNode [2019-08-22 02:07:46,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 02:07:46,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 02:07:46,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 02:07:46,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 02:07:46,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (1/1) ... [2019-08-22 02:07:46,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 02:07:46,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 02:07:46,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 02:07:46,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 02:07:46,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:07:46" (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 [2019-08-22 02:07:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 02:07:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 02:07:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-08-22 02:07:46,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-08-22 02:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-08-22 02:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-08-22 02:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-08-22 02:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-08-22 02:07:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-08-22 02:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-08-22 02:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-08-22 02:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-08-22 02:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-08-22 02:07:46,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-08-22 02:07:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-08-22 02:07:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-08-22 02:07:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-08-22 02:07:46,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-08-22 02:07:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-08-22 02:07:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-08-22 02:07:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-08-22 02:07:46,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-08-22 02:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-08-22 02:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-08-22 02:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 02:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-08-22 02:07:46,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-22 02:07:46,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-08-22 02:07:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-08-22 02:07:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-08-22 02:07:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-08-22 02:07:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-08-22 02:07:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-08-22 02:07:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-08-22 02:07:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-08-22 02:07:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-08-22 02:07:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-08-22 02:07:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-08-22 02:07:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-08-22 02:07:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-08-22 02:07:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-08-22 02:07:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-22 02:07:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-22 02:07:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 02:07:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-22 02:07:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-08-22 02:07:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-08-22 02:07:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-08-22 02:07:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-08-22 02:07:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-08-22 02:07:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-08-22 02:07:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-08-22 02:07:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-08-22 02:07:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-08-22 02:07:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-08-22 02:07:46,942 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-08-22 02:07:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 02:07:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-08-22 02:07:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-08-22 02:07:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 02:07:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 02:07:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-08-22 02:07:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-08-22 02:07:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 02:07:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-08-22 02:07:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-08-22 02:07:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-08-22 02:07:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-08-22 02:07:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-08-22 02:07:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-08-22 02:07:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-08-22 02:07:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-08-22 02:07:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-08-22 02:07:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-08-22 02:07:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-08-22 02:07:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-08-22 02:07:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-08-22 02:07:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-22 02:07:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-22 02:07:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-22 02:07:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 02:07:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 02:07:47,650 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-22 02:07:47,770 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-08-22 02:07:47,770 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-08-22 02:07:47,812 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-22 02:07:47,865 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-08-22 02:07:47,866 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-08-22 02:07:48,189 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-08-22 02:07:48,194 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-22 02:07:48,226 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-08-22 02:07:48,227 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-08-22 02:07:50,504 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-22 02:07:50,600 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-08-22 02:07:50,601 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-08-22 02:07:50,642 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 02:07:50,650 INFO L283 CfgBuilder]: Removed 27 assume(true) statements. [2019-08-22 02:07:50,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:07:50 BoogieIcfgContainer [2019-08-22 02:07:50,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 02:07:50,654 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 02:07:50,654 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 02:07:50,654 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 02:07:50,656 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:07:50" (1/1) ... [2019-08-22 02:07:50,676 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 02:07:50,684 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 02:07:50,707 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 02:07:50,718 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 02:07:50,720 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 02:07:52,627 INFO L392 ElimStorePlain]: Different costs {0=[v_~__mod_xbof518~0_45, v_~__mod_buffer_sizetype519~0_29, v_~__mod_license513~0_16, v_~__mod_debugtype515~0_24, v_~__mod_author511~0_81, v_~__mod_debug516~0_36, v_~__mod_description512~0_37, v_~__mod_xboftype517~0_22, |v_#length_89|, v_~__mod_buffer_size520~0_50], 14535=[|v_#valid_108|]} [2019-08-22 02:07:54,953 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1050 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 206 [2019-08-22 02:07:54,956 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.