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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.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-efa34d5 [2019-09-16 17:31:29,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:31:29,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:31:29,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:31:29,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:31:29,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:31:29,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:31:29,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:31:29,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:31:29,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:31:29,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:31:29,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:31:29,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:31:29,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:31:29,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:31:29,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:31:29,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:31:29,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:31:29,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:31:29,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:31:29,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:31:29,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:31:29,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:31:29,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:31:29,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:31:29,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:31:29,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:31:29,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:31:29,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:31:29,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:31:29,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:31:29,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:31:29,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:31:29,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:31:29,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:31:29,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:31:29,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:31:29,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:31:29,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:31:29,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:31:29,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:31:29,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-16 17:31:29,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:31:29,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:31:29,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:31:29,911 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:31:29,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:31:29,912 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:31:29,912 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:31:29,913 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:31:29,913 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:31:29,913 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:31:29,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:31:29,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:31:29,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:31:29,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:31:29,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:31:29,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:31:29,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:31:29,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:31:29,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:31:29,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:31:29,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:31:29,916 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:31:29,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:31:29,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:31:29,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:31:29,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:31:29,917 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:31:29,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:31:29,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:31:29,917 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:31:29,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:31:29,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:31:29,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:31:29,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:31:29,961 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:31:29,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-16 17:31:30,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de15d952/721bada8d6064df28ffb47b1147da389/FLAG41bf00c4a [2019-09-16 17:31:30,768 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:31:30,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-16 17:31:30,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de15d952/721bada8d6064df28ffb47b1147da389/FLAG41bf00c4a [2019-09-16 17:31:30,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de15d952/721bada8d6064df28ffb47b1147da389 [2019-09-16 17:31:30,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:31:30,865 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:31:30,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:31:30,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:31:30,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:31:30,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:31:30" (1/1) ... [2019-09-16 17:31:30,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2969eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:30, skipping insertion in model container [2019-09-16 17:31:30,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:31:30" (1/1) ... [2019-09-16 17:31:30,885 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:31:31,002 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:31:32,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:31:32,238 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:31:32,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:31:32,512 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:31:32,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32 WrapperNode [2019-09-16 17:31:32,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:31:32,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:31:32,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:31:32,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:31:32,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (1/1) ... [2019-09-16 17:31:32,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:31:32,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:31:32,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:31:32,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:31:32,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:31:32" (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 [2019-09-16 17:31:32,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:31:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:31:32,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-16 17:31:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-16 17:31:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-16 17:31:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-16 17:31:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-16 17:31:32,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-16 17:31:32,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-16 17:31:32,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-16 17:31:32,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-09-16 17:31:32,895 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-09-16 17:31:32,895 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-09-16 17:31:32,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-09-16 17:31:32,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-09-16 17:31:32,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-09-16 17:31:32,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-09-16 17:31:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-09-16 17:31:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-09-16 17:31:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-09-16 17:31:32,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-09-16 17:31:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-09-16 17:31:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-16 17:31:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-16 17:31:32,899 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:31:32,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-16 17:31:32,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-16 17:31:32,901 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-16 17:31:32,901 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-16 17:31:32,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-16 17:31:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-16 17:31:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:31:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-16 17:31:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-16 17:31:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-16 17:31:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-16 17:31:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-16 17:31:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-16 17:31:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-16 17:31:32,905 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-16 17:31:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-16 17:31:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-16 17:31:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-16 17:31:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-09-16 17:31:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-16 17:31:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-16 17:31:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-16 17:31:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-16 17:31:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:31:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-16 17:31:32,908 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-16 17:31:32,909 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-16 17:31:32,909 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-16 17:31:32,909 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-16 17:31:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-16 17:31:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-16 17:31:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-16 17:31:32,910 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-16 17:31:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-16 17:31:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-16 17:31:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-16 17:31:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-16 17:31:32,911 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-16 17:31:32,913 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-16 17:31:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-16 17:31:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-16 17:31:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:31:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-16 17:31:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-16 17:31:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 17:31:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-16 17:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-16 17:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-16 17:31:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-09-16 17:31:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-16 17:31:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-09-16 17:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-09-16 17:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-09-16 17:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-09-16 17:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-09-16 17:31:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-09-16 17:31:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-09-16 17:31:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-09-16 17:31:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-16 17:31:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-16 17:31:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-16 17:31:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:31:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:31:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-16 17:31:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-16 17:31:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-16 17:31:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-16 17:31:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-16 17:31:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-16 17:31:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:31:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 17:31:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:31:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:31:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 17:31:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 17:31:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:31:33,623 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:31:33,736 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-09-16 17:31:33,736 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-09-16 17:31:33,773 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:31:33,825 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-09-16 17:31:33,826 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-09-16 17:31:34,210 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-16 17:31:34,220 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:31:34,244 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-09-16 17:31:34,244 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-09-16 17:31:36,344 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:31:36,435 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-09-16 17:31:36,436 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-09-16 17:31:36,486 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:31:36,486 INFO L283 CfgBuilder]: Removed 27 assume(true) statements. [2019-09-16 17:31:36,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:31:36 BoogieIcfgContainer [2019-09-16 17:31:36,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:31:36,493 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-16 17:31:36,494 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-16 17:31:36,494 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-16 17:31:36,495 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:31:36" (1/1) ... [2019-09-16 17:31:36,550 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:31:36,782 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:31:36,788 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. [2019-09-16 17:31:36,788 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-16 17:31:36,791 INFO L168 Benchmark]: Toolchain (without parser) took 5924.92 ms. Allocated memory was 132.1 MB in the beginning and 389.0 MB in the end (delta: 256.9 MB). Free memory was 81.6 MB in the beginning and 205.1 MB in the end (delta: -123.5 MB). Peak memory consumption was 133.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:31:36,792 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory is still 106.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:31:36,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1647.63 ms. Allocated memory was 132.1 MB in the beginning and 222.8 MB in the end (delta: 90.7 MB). Free memory was 81.2 MB in the beginning and 113.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:31:36,794 INFO L168 Benchmark]: Boogie Preprocessor took 283.82 ms. Allocated memory is still 222.8 MB. Free memory was 113.7 MB in the beginning and 103.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:31:36,797 INFO L168 Benchmark]: RCFGBuilder took 3694.17 ms. Allocated memory was 222.8 MB in the beginning and 389.0 MB in the end (delta: 166.2 MB). Free memory was 103.4 MB in the beginning and 232.8 MB in the end (delta: -129.4 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:31:36,797 INFO L168 Benchmark]: Abstract Interpretation took 295.01 ms. Allocated memory is still 389.0 MB. Free memory was 232.8 MB in the beginning and 205.1 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-09-16 17:31:36,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory is still 106.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1647.63 ms. Allocated memory was 132.1 MB in the beginning and 222.8 MB in the end (delta: 90.7 MB). Free memory was 81.2 MB in the beginning and 113.7 MB in the end (delta: -32.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 283.82 ms. Allocated memory is still 222.8 MB. Free memory was 113.7 MB in the beginning and 103.4 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3694.17 ms. Allocated memory was 222.8 MB in the beginning and 389.0 MB in the end (delta: 166.2 MB). Free memory was 103.4 MB in the beginning and 232.8 MB in the end (delta: -129.4 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 295.01 ms. Allocated memory is still 389.0 MB. Free memory was 232.8 MB in the beginning and 205.1 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 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...