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 0.1.24-584d7b9 [2019-09-01 01:23:54,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-01 01:23:54,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-01 01:23:54,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-01 01:23:54,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-01 01:23:54,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-01 01:23:54,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-01 01:23:54,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-01 01:23:54,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-01 01:23:54,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-01 01:23:54,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-01 01:23:54,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-01 01:23:54,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-01 01:23:54,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-01 01:23:54,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-01 01:23:54,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-01 01:23:54,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-01 01:23:54,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-01 01:23:54,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-01 01:23:54,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-01 01:23:54,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-01 01:23:54,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-01 01:23:54,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-01 01:23:54,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-01 01:23:54,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-01 01:23:54,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-01 01:23:54,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-01 01:23:54,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-01 01:23:54,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-01 01:23:54,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-01 01:23:54,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-01 01:23:54,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-01 01:23:54,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-01 01:23:54,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-01 01:23:54,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-01 01:23:54,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-01 01:23:54,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-01 01:23:54,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-01 01:23:54,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-01 01:23:54,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-01 01:23:54,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-01 01:23:54,774 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 [2019-09-01 01:23:54,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-01 01:23:54,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-01 01:23:54,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-01 01:23:54,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-01 01:23:54,802 INFO L138 SettingsManager]: * Use SBE=true [2019-09-01 01:23:54,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-01 01:23:54,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-01 01:23:54,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-01 01:23:54,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-01 01:23:54,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-01 01:23:54,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-01 01:23:54,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-01 01:23:54,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-01 01:23:54,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-01 01:23:54,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-01 01:23:54,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-01 01:23:54,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-01 01:23:54,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-01 01:23:54,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-01 01:23:54,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-01 01:23:54,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-01 01:23:54,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-01 01:23:54,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-01 01:23:54,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-01 01:23:54,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-01 01:23:54,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-01 01:23:54,807 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-09-01 01:23:54,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-01 01:23:54,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-01 01:23:54,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-01 01:23:54,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-01 01:23:54,875 INFO L275 PluginConnector]: CDTParser initialized [2019-09-01 01:23:54,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-01 01:23:54,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3e40e15f/c4b7224d122d4ca48dad448d891223e1/FLAG8370b0197 [2019-09-01 01:23:55,708 INFO L306 CDTParser]: Found 1 translation units. [2019-09-01 01:23:55,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-01 01:23:55,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3e40e15f/c4b7224d122d4ca48dad448d891223e1/FLAG8370b0197 [2019-09-01 01:23:55,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3e40e15f/c4b7224d122d4ca48dad448d891223e1 [2019-09-01 01:23:55,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-01 01:23:55,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-01 01:23:55,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-01 01:23:55,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-01 01:23:55,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-01 01:23:55,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 01:23:55" (1/1) ... [2019-09-01 01:23:55,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@86f8e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:55, skipping insertion in model container [2019-09-01 01:23:55,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 01:23:55" (1/1) ... [2019-09-01 01:23:55,801 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-01 01:23:55,902 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-01 01:23:57,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-01 01:23:57,115 INFO L188 MainTranslator]: Completed pre-run [2019-09-01 01:23:57,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-01 01:23:57,416 INFO L192 MainTranslator]: Completed translation [2019-09-01 01:23:57,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57 WrapperNode [2019-09-01 01:23:57,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-01 01:23:57,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-01 01:23:57,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-01 01:23:57,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-01 01:23:57,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (1/1) ... [2019-09-01 01:23:57,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-01 01:23:57,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-01 01:23:57,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-01 01:23:57,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-01 01:23:57,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 01:23:57" (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 [2019-09-01 01:23:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-01 01:23:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-01 01:23:57,771 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-01 01:23:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-01 01:23:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-01 01:23:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-01 01:23:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-01 01:23:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-01 01:23:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-01 01:23:57,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-01 01:23:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-09-01 01:23:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-09-01 01:23:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-09-01 01:23:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-09-01 01:23:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-09-01 01:23:57,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-09-01 01:23:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-09-01 01:23:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-09-01 01:23:57,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-09-01 01:23:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-09-01 01:23:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-09-01 01:23:57,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-09-01 01:23:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-01 01:23:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-01 01:23:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-01 01:23:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-01 01:23:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-01 01:23:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-01 01:23:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-01 01:23:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-01 01:23:57,779 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-01 01:23:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-01 01:23:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-01 01:23:57,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-01 01:23:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-01 01:23:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-01 01:23:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-01 01:23:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-01 01:23:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-01 01:23:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-01 01:23:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-01 01:23:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-01 01:23:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-01 01:23:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-01 01:23:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-01 01:23:57,783 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-01 01:23:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-01 01:23:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-01 01:23:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-09-01 01:23:57,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-01 01:23:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-01 01:23:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-01 01:23:57,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-01 01:23:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-09-01 01:23:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-01 01:23:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-01 01:23:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-01 01:23:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-01 01:23:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-01 01:23:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-01 01:23:57,787 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-01 01:23:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-01 01:23:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-01 01:23:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-01 01:23:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-01 01:23:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-01 01:23:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-01 01:23:57,789 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-01 01:23:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-01 01:23:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-01 01:23:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-01 01:23:57,790 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-01 01:23:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-01 01:23:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-01 01:23:57,791 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-01 01:23:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-09-01 01:23:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-01 01:23:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-01 01:23:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-01 01:23:57,792 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-01 01:23:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-01 01:23:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-01 01:23:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-01 01:23:57,793 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-01 01:23:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-01 01:23:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-01 01:23:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-01 01:23:57,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-01 01:23:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-01 01:23:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-01 01:23:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-01 01:23:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-01 01:23:57,795 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-01 01:23:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-01 01:23:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-09-01 01:23:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-01 01:23:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-01 01:23:57,796 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-01 01:23:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-01 01:23:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-01 01:23:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-01 01:23:57,797 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-09-01 01:23:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-09-01 01:23:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-09-01 01:23:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-09-01 01:23:57,798 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-09-01 01:23:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-09-01 01:23:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-09-01 01:23:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-09-01 01:23:57,799 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-01 01:23:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-01 01:23:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-01 01:23:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-01 01:23:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-01 01:23:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-01 01:23:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-01 01:23:57,802 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-01 01:23:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-01 01:23:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-01 01:23:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-01 01:23:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-01 01:23:57,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-01 01:23:58,795 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-01 01:23:58,930 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-09-01 01:23:58,930 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-09-01 01:23:58,969 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-01 01:23:59,041 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-09-01 01:23:59,041 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-09-01 01:23:59,569 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-01 01:23:59,577 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-01 01:23:59,613 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-09-01 01:23:59,613 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-09-01 01:24:02,090 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-01 01:24:02,170 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-09-01 01:24:02,171 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-09-01 01:24:02,198 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-01 01:24:02,198 INFO L283 CfgBuilder]: Removed 27 assume(true) statements. [2019-09-01 01:24:02,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 01:24:02 BoogieIcfgContainer [2019-09-01 01:24:02,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-01 01:24:02,200 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-01 01:24:02,201 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-01 01:24:02,201 INFO L275 PluginConnector]: Sifa initialized [2019-09-01 01:24:02,202 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 01:24:02" (1/1) ... [2019-09-01 01:24:02,238 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-01 01:24:02,238 INFO L169 IcfgInterpreter]: Building call graph [2019-09-01 01:24:02,248 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-01 01:24:02,257 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-01 01:24:02,259 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-01 01:24:04,558 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|]} [2019-09-01 01:24:07,955 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 [2019-09-01 01:24:07,956 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts.