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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:30:03,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:30:03,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:30:03,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:30:03,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:30:03,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:30:03,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:30:03,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:30:03,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:30:03,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:30:03,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:30:03,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:30:03,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:30:03,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:30:03,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:30:03,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:30:03,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:30:03,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:30:03,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:30:03,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:30:03,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:30:03,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:30:03,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:30:03,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:30:03,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:30:03,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:30:03,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:30:03,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:30:03,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:30:03,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:30:03,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:30:03,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:30:03,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:30:03,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:30:03,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:30:03,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:30:03,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:30:03,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:30:03,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:30:03,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:30:03,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:30:03,957 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 [2019-09-20 00:30:03,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:30:03,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:30:03,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:30:03,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:30:03,972 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:30:03,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:30:03,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:30:03,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:30:03,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:30:03,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:30:03,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:30:03,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:30:03,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:30:03,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:30:03,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:30:03,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:30:03,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:30:03,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:30:03,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:30:03,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:30:03,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:30:03,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:30:03,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:30:03,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:30:03,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:30:03,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:30:03,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:30:03,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:30:03,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:30:04,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:30:04,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:30:04,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:30:04,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:30:04,028 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:30:04,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 00:30:04,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb6a77ac/18cc6a52def34f89acdfecfb9c80c828/FLAG60e1a1280 [2019-09-20 00:30:04,802 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:30:04,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 00:30:04,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb6a77ac/18cc6a52def34f89acdfecfb9c80c828/FLAG60e1a1280 [2019-09-20 00:30:04,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bb6a77ac/18cc6a52def34f89acdfecfb9c80c828 [2019-09-20 00:30:04,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:30:04,871 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:30:04,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:30:04,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:30:04,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:30:04,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:30:04" (1/1) ... [2019-09-20 00:30:04,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274b602e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:04, skipping insertion in model container [2019-09-20 00:30:04,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:30:04" (1/1) ... [2019-09-20 00:30:04,887 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:30:04,977 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:30:05,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:30:05,961 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:30:06,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:30:06,366 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:30:06,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06 WrapperNode [2019-09-20 00:30:06,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:30:06,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:30:06,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:30:06,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:30:06,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (1/1) ... [2019-09-20 00:30:06,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:30:06,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:30:06,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:30:06,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:30:06,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:30:06" (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 [2019-09-20 00:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:30:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-20 00:30:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 00:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 00:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-20 00:30:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-20 00:30:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 00:30:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 00:30:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 00:30:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-20 00:30:06,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 00:30:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 00:30:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 00:30:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 00:30:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 00:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 00:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 00:30:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 00:30:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-20 00:30:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-20 00:30:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-20 00:30:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-20 00:30:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-20 00:30:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-20 00:30:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-20 00:30:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-20 00:30:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-20 00:30:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-20 00:30:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:30:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-20 00:30:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-20 00:30:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 00:30:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 00:30:06,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 00:30:06,646 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 00:30:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 00:30:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 00:30:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 00:30:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 00:30:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 00:30:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 00:30:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 00:30:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 00:30:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 00:30:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 00:30:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 00:30:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-20 00:30:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 00:30:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 00:30:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 00:30:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 00:30:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 00:30:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-20 00:30:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 00:30:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 00:30:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:30:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-20 00:30:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:30:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 00:30:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 00:30:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 00:30:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 00:30:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 00:30:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 00:30:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 00:30:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-20 00:30:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-20 00:30:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 00:30:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 00:30:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-20 00:30:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-20 00:30:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 00:30:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:30:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 00:30:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:30:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 00:30:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 00:30:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 00:30:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-20 00:30:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:30:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:30:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 00:30:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 00:30:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-20 00:30:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 00:30:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 00:30:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 00:30:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 00:30:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 00:30:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 00:30:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 00:30:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 00:30:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 00:30:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 00:30:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 00:30:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 00:30:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 00:30:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 00:30:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 00:30:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 00:30:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-20 00:30:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-20 00:30:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-20 00:30:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-20 00:30:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-20 00:30:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-20 00:30:06,670 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-20 00:30:06,670 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-20 00:30:06,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 00:30:06,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 00:30:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 00:30:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:30:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:30:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-20 00:30:06,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-20 00:30:06,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-20 00:30:06,673 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 00:30:06,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 00:30:06,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 00:30:06,674 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:30:06,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:30:06,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:30:06,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:30:06,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 00:30:06,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:30:07,306 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 00:30:07,355 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 00:30:07,355 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 00:30:07,700 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 00:30:07,747 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 00:30:07,748 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 00:30:07,946 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-20 00:30:08,809 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:30:08,809 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 00:30:08,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:30:08 BoogieIcfgContainer [2019-09-20 00:30:08,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:30:08,812 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:30:08,812 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:30:08,812 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:30:08,813 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:30:08" (1/1) ... [2019-09-20 00:30:08,814 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 00:30:08,837 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:30:08,838 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:30:08,861 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:30:08,872 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:30:08,874 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:30:30,339 WARN L191 SmtUtils]: Spent 17.79 s on a formula simplification that was a NOOP. DAG size: 792 [2019-09-20 00:30:48,744 WARN L191 SmtUtils]: Spent 18.25 s on a formula simplification that was a NOOP. DAG size: 802 [2019-09-20 00:31:07,066 WARN L191 SmtUtils]: Spent 18.08 s on a formula simplification that was a NOOP. DAG size: 848 [2019-09-20 00:31:20,928 WARN L191 SmtUtils]: Spent 13.69 s on a formula simplification that was a NOOP. DAG size: 899 [2019-09-20 00:31:34,023 WARN L191 SmtUtils]: Spent 12.99 s on a formula simplification that was a NOOP. DAG size: 928 [2019-09-20 00:31:43,809 WARN L191 SmtUtils]: Spent 9.68 s on a formula simplification that was a NOOP. DAG size: 966 [2019-09-20 00:31:58,096 WARN L191 SmtUtils]: Spent 13.88 s on a formula simplification. DAG size of input: 957 DAG size of output: 933 [2019-09-20 00:32:04,951 WARN L191 SmtUtils]: Spent 6.85 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-20 00:32:11,754 WARN L191 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-20 00:32:11,780 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 949 for LOIs [2019-09-20 00:32:26,650 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 964 DAG size of output: 961 [2019-09-20 00:32:33,905 WARN L191 SmtUtils]: Spent 7.25 s on a formula simplification that was a NOOP. DAG size: 961 [2019-09-20 00:32:34,102 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 00:32:49,197 WARN L191 SmtUtils]: Spent 14.67 s on a formula simplification. DAG size of input: 970 DAG size of output: 963 [2019-09-20 00:32:56,493 WARN L191 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 963 [2019-09-20 00:33:39,848 WARN L191 SmtUtils]: Spent 43.35 s on a formula simplification. DAG size of input: 971 DAG size of output: 967 [2019-09-20 00:33:47,265 WARN L191 SmtUtils]: Spent 7.42 s on a formula simplification that was a NOOP. DAG size: 967 [2019-09-20 00:33:54,650 WARN L191 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 967 [2019-09-20 00:34:02,040 WARN L191 SmtUtils]: Spent 7.39 s on a formula simplification that was a NOOP. DAG size: 967 [2019-09-20 00:34:09,372 WARN L191 SmtUtils]: Spent 7.32 s on a formula simplification that was a NOOP. DAG size: 965 [2019-09-20 00:34:16,699 WARN L191 SmtUtils]: Spent 7.33 s on a formula simplification that was a NOOP. DAG size: 965 [2019-09-20 00:34:17,302 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 00:34:17,970 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-20 00:34:18,649 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-20 00:34:20,143 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 00:34:23,078 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 00:34:25,999 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 111 DAG size of output: 101