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-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 15:13:32,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 15:13:32,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 15:13:32,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 15:13:32,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 15:13:32,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 15:13:32,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 15:13:32,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 15:13:32,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 15:13:32,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 15:13:32,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 15:13:32,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 15:13:32,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 15:13:32,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 15:13:32,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 15:13:32,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 15:13:32,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 15:13:32,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 15:13:32,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 15:13:32,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 15:13:32,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 15:13:32,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 15:13:32,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 15:13:32,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 15:13:32,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 15:13:32,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 15:13:32,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 15:13:32,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 15:13:32,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 15:13:32,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 15:13:32,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 15:13:32,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 15:13:32,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 15:13:32,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 15:13:32,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 15:13:32,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 15:13:32,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 15:13:32,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 15:13:32,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 15:13:32,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 15:13:32,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 15:13:32,143 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 [2019-09-06 15:13:32,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 15:13:32,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 15:13:32,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 15:13:32,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 15:13:32,159 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 15:13:32,159 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 15:13:32,159 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 15:13:32,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 15:13:32,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 15:13:32,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 15:13:32,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 15:13:32,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 15:13:32,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 15:13:32,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 15:13:32,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 15:13:32,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 15:13:32,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 15:13:32,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 15:13:32,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 15:13:32,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 15:13:32,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 15:13:32,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 15:13:32,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 15:13:32,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 15:13:32,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 15:13:32,163 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 15:13:32,163 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 15:13:32,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 15:13:32,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 15:13:32,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 15:13:32,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 15:13:32,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 15:13:32,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 15:13:32,218 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 15:13:32,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko.cil.out.i [2019-09-06 15:13:32,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449b2db84/e93666acf1d3434897ed96c3b47c3367/FLAGcdde1482e [2019-09-06 15:13:33,064 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 15:13:33,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-staging-lirc-lirc_imon.ko.cil.out.i [2019-09-06 15:13:33,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449b2db84/e93666acf1d3434897ed96c3b47c3367/FLAGcdde1482e [2019-09-06 15:13:33,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449b2db84/e93666acf1d3434897ed96c3b47c3367 [2019-09-06 15:13:33,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 15:13:33,143 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 15:13:33,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 15:13:33,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 15:13:33,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 15:13:33,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 03:13:33" (1/1) ... [2019-09-06 15:13:33,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@387ed1e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:33, skipping insertion in model container [2019-09-06 15:13:33,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 03:13:33" (1/1) ... [2019-09-06 15:13:33,158 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 15:13:33,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 15:13:34,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 15:13:34,568 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 15:13:34,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 15:13:34,968 INFO L192 MainTranslator]: Completed translation [2019-09-06 15:13:34,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34 WrapperNode [2019-09-06 15:13:34,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 15:13:34,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 15:13:34,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 15:13:34,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 15:13:34,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:34,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (1/1) ... [2019-09-06 15:13:35,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 15:13:35,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 15:13:35,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 15:13:35,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 15:13:35,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 03:13:34" (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 [2019-09-06 15:13:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 15:13:35,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 15:13:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-06 15:13:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-06 15:13:35,455 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-06 15:13:35,456 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-06 15:13:35,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-06 15:13:35,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-06 15:13:35,456 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-06 15:13:35,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-06 15:13:35,458 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-06 15:13:35,459 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-06 15:13:35,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-06 15:13:35,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-06 15:13:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-06 15:13:35,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-06 15:13:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-06 15:13:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-06 15:13:35,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_buffer_init [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_buffer_free [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_buffer_write [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure free_imon_context [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure deregister_from_lirc [2019-09-06 15:13:35,466 INFO L138 BoogieDeclarations]: Found implementation of procedure display_open [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure display_close [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure send_packet [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure vfd_write [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_callback [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-09-06 15:13:35,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_close [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_data [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_incoming_packet [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rx_callback [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_probe [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_disconnect [2019-09-06 15:13:35,468 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_suspend [2019-09-06 15:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_resume [2019-09-06 15:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_init [2019-09-06 15:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure imon_exit [2019-09-06 15:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-06 15:13:35,469 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-06 15:13:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 15:13:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-06 15:13:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-06 15:13:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-06 15:13:35,470 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-09-06 15:13:35,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-09-06 15:13:35,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-09-06 15:13:35,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-09-06 15:13:35,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-06 15:13:35,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-06 15:13:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-06 15:13:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-09-06 15:13:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-06 15:13:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-06 15:13:35,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-06 15:13:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-06 15:13:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2019-09-06 15:13:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-06 15:13:35,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-06 15:13:35,475 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_register_driver [2019-09-06 15:13:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure lirc_unregister_driver [2019-09-06 15:13:35,476 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2019-09-06 15:13:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-06 15:13:35,477 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-06 15:13:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-06 15:13:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-06 15:13:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister_dev [2019-09-06 15:13:35,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_interface [2019-09-06 15:13:35,479 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2019-09-06 15:13:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-06 15:13:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-09-06 15:13:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_dev [2019-09-06 15:13:35,480 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-06 15:13:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-06 15:13:35,481 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2019-09-06 15:13:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-06 15:13:35,483 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-06 15:13:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-06 15:13:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-06 15:13:35,484 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-06 15:13:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 15:13:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-06 15:13:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-06 15:13:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2019-09-06 15:13:35,486 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-06 15:13:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-06 15:13:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-06 15:13:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-06 15:13:35,487 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-06 15:13:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 15:13:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-06 15:13:35,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 15:13:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-06 15:13:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-06 15:13:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-06 15:13:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-06 15:13:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-06 15:13:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-06 15:13:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-09-06 15:13:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-06 15:13:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-06 15:13:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-06 15:13:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-06 15:13:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2019-09-06 15:13:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-06 15:13:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2019-09-06 15:13:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-06 15:13:35,493 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-06 15:13:35,551 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-06 15:13:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2019-09-06 15:13:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-06 15:13:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-06 15:13:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-06 15:13:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-06 15:13:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-06 15:13:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-06 15:13:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-06 15:13:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 15:13:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2019-09-06 15:13:35,556 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-09-06 15:13:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_interface [2019-09-06 15:13:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-06 15:13:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-06 15:13:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 15:13:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-06 15:13:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2019-09-06 15:13:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2019-09-06 15:13:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-06 15:13:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 15:13:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-06 15:13:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-06 15:13:35,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-06 15:13:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-06 15:13:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-06 15:13:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-06 15:13:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-06 15:13:35,560 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_buffer_init [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_buffer_free [2019-09-06 15:13:35,561 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_buffer_write [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_register_driver [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure lirc_unregister_driver [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure imon_probe [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure imon_disconnect [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rx_callback [2019-09-06 15:13:35,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_callback [2019-09-06 15:13:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure imon_resume [2019-09-06 15:13:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure imon_suspend [2019-09-06 15:13:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure display_open [2019-09-06 15:13:35,563 INFO L130 BoogieDeclarations]: Found specification of procedure display_close [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure vfd_write [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure ir_close [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure imon_init [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure imon_exit [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure free_imon_context [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure deregister_from_lirc [2019-09-06 15:13:35,564 INFO L130 BoogieDeclarations]: Found specification of procedure send_packet [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure submit_data [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure imon_incoming_packet [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-06 15:13:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-06 15:13:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 15:13:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-06 15:13:35,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-06 15:13:37,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-06 15:13:43,901 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:43,934 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-06 15:13:43,934 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-06 15:13:44,092 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-06 15:13:44,134 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !false; [2019-09-06 15:13:44,135 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume false; [2019-09-06 15:13:44,509 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 15:13:44,509 INFO L283 CfgBuilder]: Removed 40 assume(true) statements. [2019-09-06 15:13:44,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 03:13:44 BoogieIcfgContainer [2019-09-06 15:13:44,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 15:13:44,512 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 15:13:44,512 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 15:13:44,513 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 15:13:44,514 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 03:13:44" (1/1) ... [2019-09-06 15:13:44,515 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 15:13:44,549 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 15:13:44,553 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 15:13:44,572 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 15:13:44,585 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 15:13:44,587 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 15:13:45,010 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 543 for LOIs [2019-09-06 15:14:19,066 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 42 [2019-09-06 15:14:19,314 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-06 15:14:19,560 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-06 15:14:19,567 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 28