java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -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-f4eb214f-m [2019-10-14 00:01:56,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:01:56,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:01:56,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:01:56,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:01:56,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:01:56,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:01:56,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:01:56,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:01:56,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:01:56,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:01:56,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:01:56,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:01:56,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:01:56,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:01:56,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:01:56,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:01:56,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:01:56,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:01:56,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:01:56,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:01:56,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:01:56,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:01:56,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:01:56,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 00:01:56,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 00:01:56,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 00:01:56,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 00:01:56,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 00:01:56,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 00:01:56,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:01:56,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:01:56,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:01:56,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:01:56,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:01:56,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:01:56,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:01:56,850 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:01:56,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:01:56,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:01:56,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:01:56,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 00:01:56,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:01:56,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:01:56,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:01:56,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:01:56,870 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:01:56,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:01:56,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:01:56,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:01:56,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:01:56,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:01:56,872 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:01:56,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:01:56,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:01:56,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:01:56,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:01:56,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:01:56,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:01:56,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:01:56,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:01:56,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:01:56,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:01:56,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:01:56,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:01:56,874 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:01:57,181 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:01:57,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:01:57,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:01:57,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:01:57,211 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:01:57,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-10-14 00:01:57,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f7a8397/e64c16b78f6c4acfa71aeadc41f68a6d/FLAGa27756b75 [2019-10-14 00:01:58,068 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:01:58,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-10-14 00:01:58,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f7a8397/e64c16b78f6c4acfa71aeadc41f68a6d/FLAGa27756b75 [2019-10-14 00:01:58,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73f7a8397/e64c16b78f6c4acfa71aeadc41f68a6d [2019-10-14 00:01:58,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:01:58,155 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:01:58,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:01:58,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:01:58,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:01:58,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:01:58" (1/1) ... [2019-10-14 00:01:58,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614b2340 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:58, skipping insertion in model container [2019-10-14 00:01:58,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:01:58" (1/1) ... [2019-10-14 00:01:58,174 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:01:58,281 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:01:59,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:01:59,554 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:01:59,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:01:59,929 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:01:59,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59 WrapperNode [2019-10-14 00:01:59,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:01:59,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:01:59,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:01:59,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:01:59,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:01:59,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (1/1) ... [2019-10-14 00:02:00,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:02:00,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:02:00,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:02:00,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:02:00,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:01:59" (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 [2019-10-14 00:02:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:02:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:02:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-14 00:02:00,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-14 00:02:00,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 00:02:00,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 00:02:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-14 00:02:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-14 00:02:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-14 00:02:00,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-14 00:02:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-14 00:02:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-10-14 00:02:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-10-14 00:02:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-10-14 00:02:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-10-14 00:02:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-10-14 00:02:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-10-14 00:02:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-10-14 00:02:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-10-14 00:02:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-10-14 00:02:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-10-14 00:02:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-10-14 00:02:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-10-14 00:02:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-10-14 00:02:00,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-14 00:02:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-14 00:02:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 00:02:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-14 00:02:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-14 00:02:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 00:02:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-14 00:02:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-14 00:02:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 00:02:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-14 00:02:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-14 00:02:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 00:02:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 00:02:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:02:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 00:02:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 00:02:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 00:02:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-14 00:02:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-14 00:02:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-14 00:02:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-14 00:02:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 00:02:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-14 00:02:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-14 00:02:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 00:02:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 00:02:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-14 00:02:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-14 00:02:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-14 00:02:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-14 00:02:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-14 00:02:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-10-14 00:02:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-10-14 00:02:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 00:02:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-14 00:02:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 00:02:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:02:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:02:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-10-14 00:02:00,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-10-14 00:02:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-10-14 00:02:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 00:02:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 00:02:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 00:02:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 00:02:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 00:02:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 00:02:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:02:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 00:02:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 00:02:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:02:01,313 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 00:02:01,442 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-10-14 00:02:01,442 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-10-14 00:02:01,498 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 00:02:01,559 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-10-14 00:02:01,559 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-10-14 00:02:02,008 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-10-14 00:02:02,018 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 00:02:02,084 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-10-14 00:02:02,085 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-10-14 00:02:04,844 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 00:02:04,949 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-10-14 00:02:04,949 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-10-14 00:02:04,977 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:02:04,977 INFO L284 CfgBuilder]: Removed 27 assume(true) statements. [2019-10-14 00:02:04,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:02:04 BoogieIcfgContainer [2019-10-14 00:02:04,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:02:04,980 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:02:04,980 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:02:04,980 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:02:04,981 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:02:04" (1/1) ... [2019-10-14 00:02:05,021 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:02:05,193 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-14 00:02:05,199 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 251 root evaluator evaluations with a maximum evaluation depth of 0. Performed 251 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 571 variables. [2019-10-14 00:02:05,199 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:02:05,202 INFO L168 Benchmark]: Toolchain (without parser) took 7045.82 ms. Allocated memory was 146.3 MB in the beginning and 318.2 MB in the end (delta: 172.0 MB). Free memory was 97.0 MB in the beginning and 140.7 MB in the end (delta: -43.7 MB). Peak memory consumption was 128.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,203 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1774.23 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 96.6 MB in the beginning and 102.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 62.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,205 INFO L168 Benchmark]: Boogie Preprocessor took 417.58 ms. Allocated memory was 206.6 MB in the beginning and 241.2 MB in the end (delta: 34.6 MB). Free memory was 102.3 MB in the beginning and 198.4 MB in the end (delta: -96.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,206 INFO L168 Benchmark]: RCFGBuilder took 4630.18 ms. Allocated memory was 241.2 MB in the beginning and 318.2 MB in the end (delta: 77.1 MB). Free memory was 198.4 MB in the beginning and 168.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 134.9 MB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,207 INFO L168 Benchmark]: Abstract Interpretation took 219.23 ms. Allocated memory is still 318.2 MB. Free memory was 168.7 MB in the beginning and 140.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:02:05,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory was 121.4 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1774.23 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 96.6 MB in the beginning and 102.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 62.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 417.58 ms. Allocated memory was 206.6 MB in the beginning and 241.2 MB in the end (delta: 34.6 MB). Free memory was 102.3 MB in the beginning and 198.4 MB in the end (delta: -96.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4630.18 ms. Allocated memory was 241.2 MB in the beginning and 318.2 MB in the end (delta: 77.1 MB). Free memory was 198.4 MB in the beginning and 168.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 134.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 219.23 ms. Allocated memory is still 318.2 MB. Free memory was 168.7 MB in the beginning and 140.7 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 4900]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...