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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -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 01:21:03,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 01:21:03,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 01:21:03,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 01:21:03,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 01:21:03,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 01:21:03,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 01:21:03,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 01:21:03,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 01:21:03,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 01:21:03,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 01:21:03,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 01:21:03,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 01:21:03,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 01:21:03,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 01:21:03,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 01:21:03,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 01:21:03,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 01:21:03,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 01:21:03,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 01:21:03,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 01:21:03,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 01:21:03,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 01:21:03,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 01:21:03,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 01:21:03,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 01:21:03,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 01:21:03,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 01:21:03,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 01:21:03,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 01:21:03,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 01:21:03,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 01:21:03,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 01:21:03,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 01:21:03,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 01:21:03,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 01:21:03,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 01:21:03,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 01:21:03,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 01:21:03,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 01:21:03,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 01:21:03,437 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 01:21:03,455 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 01:21:03,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 01:21:03,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 01:21:03,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 01:21:03,458 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 01:21:03,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 01:21:03,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 01:21:03,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 01:21:03,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 01:21:03,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 01:21:03,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 01:21:03,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 01:21:03,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 01:21:03,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 01:21:03,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 01:21:03,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 01:21:03,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 01:21:03,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 01:21:03,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 01:21:03,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 01:21:03,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 01:21:03,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 01:21:03,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 01:21:03,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 01:21:03,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 01:21:03,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 01:21:03,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 01:21:03,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 01:21:03,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 01:21:03,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 01:21:03,780 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 01:21:03,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 01:21:03,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 01:21:03,786 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 01:21:03,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-10-14 01:21:03,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249dd2d10/b2168603ed8a44038f358fb672a9f165/FLAG290f32498 [2019-10-14 01:21:04,671 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 01:21:04,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-10-14 01:21:04,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249dd2d10/b2168603ed8a44038f358fb672a9f165/FLAG290f32498 [2019-10-14 01:21:05,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/249dd2d10/b2168603ed8a44038f358fb672a9f165 [2019-10-14 01:21:05,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 01:21:05,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 01:21:05,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 01:21:05,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 01:21:05,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 01:21:05,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:21:05" (1/1) ... [2019-10-14 01:21:05,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22fefd9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:05, skipping insertion in model container [2019-10-14 01:21:05,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:21:05" (1/1) ... [2019-10-14 01:21:05,237 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 01:21:05,341 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 01:21:06,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:21:06,664 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 01:21:07,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:21:07,105 INFO L192 MainTranslator]: Completed translation [2019-10-14 01:21:07,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07 WrapperNode [2019-10-14 01:21:07,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 01:21:07,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 01:21:07,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 01:21:07,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 01:21:07,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (1/1) ... [2019-10-14 01:21:07,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 01:21:07,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 01:21:07,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 01:21:07,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 01:21:07,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:21:07" (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 01:21:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 01:21:07,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 01:21:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-14 01:21:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-14 01:21:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 01:21:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 01:21:07,442 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-10-14 01:21:07,443 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-10-14 01:21:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-10-14 01:21:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-10-14 01:21:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-10-14 01:21:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-10-14 01:21:07,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-10-14 01:21:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-10-14 01:21:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-10-14 01:21:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-10-14 01:21:07,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-10-14 01:21:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-14 01:21:07,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-14 01:21:07,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-14 01:21:07,449 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-14 01:21:07,450 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-14 01:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-14 01:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-14 01:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-14 01:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 01:21:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 01:21:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-14 01:21:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-10-14 01:21:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-14 01:21:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-14 01:21:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-14 01:21:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-14 01:21:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-10-14 01:21:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-10-14 01:21:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-14 01:21:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 01:21:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 01:21:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 01:21:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 01:21:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 01:21:08,140 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:21:08,310 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-10-14 01:21:08,310 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-10-14 01:21:08,346 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:21:08,408 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-10-14 01:21:08,409 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-10-14 01:21:08,781 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-10-14 01:21:08,788 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:21:08,847 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-10-14 01:21:08,847 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-10-14 01:21:11,466 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:21:11,560 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-10-14 01:21:11,560 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-10-14 01:21:15,417 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 01:21:15,417 INFO L284 CfgBuilder]: Removed 27 assume(true) statements. [2019-10-14 01:21:15,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:21:15 BoogieIcfgContainer [2019-10-14 01:21:15,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 01:21:15,420 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 01:21:15,420 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 01:21:15,421 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 01:21:15,422 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:21:15" (1/1) ... [2019-10-14 01:21:15,423 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 01:21:15,454 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 01:21:15,455 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 01:21:15,471 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 01:21:15,486 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 01:21:15,487 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 01:21:22,989 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 2372 [2019-10-14 01:21:26,797 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 2403 [2019-10-14 01:21:30,815 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 2433 [2019-10-14 01:21:34,182 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 2451 [2019-10-14 01:21:37,614 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 2474 [2019-10-14 01:21:43,022 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string7.base| ~__param_debug~0.__annonCompField33.arg.base) [2019-10-14 01:21:45,064 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string7.base| ~__param_buffer_size~0.__annonCompField33.arg.base)