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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --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 [2019-09-19 17:29:27,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:29:27,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:29:28,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:29:28,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:29:28,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:29:28,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:29:28,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:29:28,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:29:28,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:29:28,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:29:28,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:29:28,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:29:28,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:29:28,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:29:28,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:29:28,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:29:28,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:29:28,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:29:28,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:29:28,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:29:28,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:29:28,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:29:28,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:29:28,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:29:28,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:29:28,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:29:28,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:29:28,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:29:28,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:29:28,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:29:28,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:29:28,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:29:28,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:29:28,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:29:28,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:29:28,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:29:28,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:29:28,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:29:28,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:29:28,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:29:28,051 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 [2019-09-19 17:29:28,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:29:28,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:29:28,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:29:28,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:29:28,067 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:29:28,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:29:28,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:29:28,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:29:28,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:29:28,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:29:28,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:29:28,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:29:28,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:29:28,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:29:28,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:29:28,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:29:28,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:29:28,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:29:28,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:29:28,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:29:28,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:29:28,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:29:28,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:29:28,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:29:28,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:29:28,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:29:28,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:29:28,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:29:28,072 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:29:28,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:29:28,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:29:28,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:29:28,145 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:29:28,149 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:29:28,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-19 17:29:28,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9410f027/cb24aac5a5114cf89f7dbd01ee206836/FLAGacae8ef9f [2019-09-19 17:29:28,958 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:29:28,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-19 17:29:28,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9410f027/cb24aac5a5114cf89f7dbd01ee206836/FLAGacae8ef9f [2019-09-19 17:29:29,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9410f027/cb24aac5a5114cf89f7dbd01ee206836 [2019-09-19 17:29:29,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:29:29,099 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:29:29,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:29:29,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:29:29,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:29:29,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:29:29" (1/1) ... [2019-09-19 17:29:29,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aaed04c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:29, skipping insertion in model container [2019-09-19 17:29:29,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:29:29" (1/1) ... [2019-09-19 17:29:29,113 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:29:29,223 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:29:30,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:29:30,254 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:29:30,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:29:30,544 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:29:30,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30 WrapperNode [2019-09-19 17:29:30,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:29:30,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:29:30,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:29:30,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:29:30,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (1/1) ... [2019-09-19 17:29:30,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:29:30,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:29:30,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:29:30,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:29:30,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:29:30" (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 [2019-09-19 17:29:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:29:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:29:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-19 17:29:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-19 17:29:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-19 17:29:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-19 17:29:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-19 17:29:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-19 17:29:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-19 17:29:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-19 17:29:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-19 17:29:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-19 17:29:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-19 17:29:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-19 17:29:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-19 17:29:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-19 17:29:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-19 17:29:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-19 17:29:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-19 17:29:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-19 17:29:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-19 17:29:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-19 17:29:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-19 17:29:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-19 17:29:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-19 17:29:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-19 17:29:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-19 17:29:30,830 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-19 17:29:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-19 17:29:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-19 17:29:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-19 17:29:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-19 17:29:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-19 17:29:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-19 17:29:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-19 17:29:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-19 17:29:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-19 17:29:30,833 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-19 17:29:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-19 17:29:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-19 17:29:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-19 17:29:30,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-19 17:29:30,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-19 17:29:30,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-19 17:29:30,836 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-19 17:29:30,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-19 17:29:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:29:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-19 17:29:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:29:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-19 17:29:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-19 17:29:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-19 17:29:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-19 17:29:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-19 17:29:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-19 17:29:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-19 17:29:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-19 17:29:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-19 17:29:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-19 17:29:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-19 17:29:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-19 17:29:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-19 17:29:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-19 17:29:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:29:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-19 17:29:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:29:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-19 17:29:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-19 17:29:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-19 17:29:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-19 17:29:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:29:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:29:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-19 17:29:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-19 17:29:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-19 17:29:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-19 17:29:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-19 17:29:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-19 17:29:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-19 17:29:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-19 17:29:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-19 17:29:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-19 17:29:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-19 17:29:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-19 17:29:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-19 17:29:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-19 17:29:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-19 17:29:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-19 17:29:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-19 17:29:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-19 17:29:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-19 17:29:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-19 17:29:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-19 17:29:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-19 17:29:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-19 17:29:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-19 17:29:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-19 17:29:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-19 17:29:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-19 17:29:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-19 17:29:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-19 17:29:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-19 17:29:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:29:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:29:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-19 17:29:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-19 17:29:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-19 17:29:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-19 17:29:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-19 17:29:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-19 17:29:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:29:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:29:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:29:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:29:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 17:29:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:29:31,635 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 17:29:31,683 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-19 17:29:31,683 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-19 17:29:32,030 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 17:29:32,098 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-19 17:29:32,098 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-19 17:29:32,318 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-19 17:29:33,392 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:29:33,392 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-19 17:29:33,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:29:33 BoogieIcfgContainer [2019-09-19 17:29:33,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:29:33,394 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:29:33,395 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:29:33,395 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:29:33,396 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:29:33" (1/1) ... [2019-09-19 17:29:33,397 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:29:33,419 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:29:33,420 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:29:33,429 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:29:33,439 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:29:33,440 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:29:57,083 WARN L191 SmtUtils]: Spent 19.65 s on a formula simplification that was a NOOP. DAG size: 792 [2019-09-19 17:30:17,427 WARN L191 SmtUtils]: Spent 20.18 s on a formula simplification that was a NOOP. DAG size: 802 [2019-09-19 17:30:37,581 WARN L191 SmtUtils]: Spent 19.93 s on a formula simplification that was a NOOP. DAG size: 848 [2019-09-19 17:30:53,553 WARN L191 SmtUtils]: Spent 15.79 s on a formula simplification that was a NOOP. DAG size: 899 [2019-09-19 17:31:09,048 WARN L191 SmtUtils]: Spent 15.39 s on a formula simplification that was a NOOP. DAG size: 928 [2019-09-19 17:31:21,015 WARN L191 SmtUtils]: Spent 11.87 s on a formula simplification that was a NOOP. DAG size: 966 [2019-09-19 17:31:39,009 WARN L191 SmtUtils]: Spent 17.55 s on a formula simplification. DAG size of input: 957 DAG size of output: 933 [2019-09-19 17:31:47,553 WARN L191 SmtUtils]: Spent 8.54 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-19 17:31:56,105 WARN L191 SmtUtils]: Spent 8.55 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-19 17:31:56,141 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-19 17:31:56,459 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 17:31:57,615 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 17:31:57,746 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 17:31:57,867 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 17:32:21,987 WARN L191 SmtUtils]: Spent 23.63 s on a formula simplification. DAG size of input: 493 DAG size of output: 463