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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --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-fea9116 [2019-09-20 21:45:17,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:45:17,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:45:17,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:45:17,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:45:17,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:45:17,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:45:17,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:45:17,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:45:17,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:45:17,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:45:17,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:45:17,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:45:17,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:45:17,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:45:17,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:45:17,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:45:17,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:45:17,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:45:17,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:45:17,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:45:17,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:45:17,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:45:17,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:45:17,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:45:17,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:45:17,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:45:17,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:45:17,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:45:17,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:45:17,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:45:17,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:45:17,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:45:17,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:45:17,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:45:17,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:45:17,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:45:17,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:45:17,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:45:17,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:45:17,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:45:17,134 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 21:45:17,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:45:17,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:45:17,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:45:17,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:45:17,166 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:45:17,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:45:17,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:45:17,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:45:17,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:45:17,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:45:17,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:45:17,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:45:17,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:45:17,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:45:17,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:45:17,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:45:17,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:45:17,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:45:17,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:45:17,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:45:17,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:45:17,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:45:17,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:45:17,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:45:17,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:45:17,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:45:17,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:45:17,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:45:17,173 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 -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:45:17,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:45:17,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:45:17,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:45:17,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:45:17,230 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:45:17,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 21:45:17,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/227be2ed0/aa1e82d07c264f10ae414bbdc1fa1a91/FLAGfc60a0b63 [2019-09-20 21:45:17,955 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:45:17,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 21:45:17,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/227be2ed0/aa1e82d07c264f10ae414bbdc1fa1a91/FLAGfc60a0b63 [2019-09-20 21:45:18,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/227be2ed0/aa1e82d07c264f10ae414bbdc1fa1a91 [2019-09-20 21:45:18,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:45:18,130 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:45:18,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:45:18,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:45:18,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:45:18,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:45:18" (1/1) ... [2019-09-20 21:45:18,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ed6f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:18, skipping insertion in model container [2019-09-20 21:45:18,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:45:18" (1/1) ... [2019-09-20 21:45:18,146 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:45:18,253 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:45:19,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:45:19,318 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:45:19,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:45:19,622 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:45:19,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19 WrapperNode [2019-09-20 21:45:19,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:45:19,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:45:19,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:45:19,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:45:19,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (1/1) ... [2019-09-20 21:45:19,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:45:19,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:45:19,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:45:19,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:45:19,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:45:19" (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 21:45:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:45:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:45:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-20 21:45:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 21:45:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 21:45:19,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-20 21:45:19,922 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-20 21:45:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 21:45:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 21:45:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 21:45:19,923 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-20 21:45:19,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 21:45:19,925 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 21:45:19,925 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 21:45:19,925 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 21:45:19,926 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 21:45:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 21:45:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 21:45:19,928 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 21:45:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-20 21:45:19,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-20 21:45:19,930 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-20 21:45:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-20 21:45:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-20 21:45:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:45:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-20 21:45:19,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-20 21:45:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 21:45:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 21:45:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 21:45:19,932 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 21:45:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 21:45:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 21:45:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 21:45:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 21:45:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 21:45:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 21:45:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 21:45:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 21:45:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 21:45:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 21:45:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 21:45:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-20 21:45:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 21:45:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 21:45:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 21:45:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 21:45:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 21:45:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-20 21:45:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 21:45:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 21:45:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:45:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-20 21:45:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:45:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 21:45:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 21:45:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 21:45:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 21:45:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 21:45:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 21:45:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 21:45:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-20 21:45:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-20 21:45:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 21:45:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 21:45:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-20 21:45:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-20 21:45:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 21:45:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:45:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 21:45:19,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 21:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 21:45:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 21:45:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-20 21:45:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:45:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:45:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 21:45:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 21:45:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-20 21:45:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 21:45:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 21:45:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 21:45:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 21:45:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 21:45:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 21:45:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 21:45:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 21:45:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 21:45:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 21:45:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 21:45:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 21:45:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 21:45:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 21:45:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 21:45:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 21:45:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-20 21:45:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-20 21:45:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-20 21:45:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-20 21:45:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-20 21:45:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-20 21:45:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-20 21:45:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-20 21:45:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 21:45:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 21:45:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 21:45:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:45:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:45:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-20 21:45:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-20 21:45:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-20 21:45:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 21:45:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 21:45:19,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 21:45:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 21:45:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:45:19,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:45:19,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 21:45:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 21:45:19,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:45:20,594 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:45:20,656 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 21:45:20,656 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 21:45:21,088 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 21:45:21,157 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 21:45:21,158 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 21:45:21,366 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-20 21:45:22,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:45:22,330 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 21:45:22,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:45:22 BoogieIcfgContainer [2019-09-20 21:45:22,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:45:22,334 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:45:22,335 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:45:22,335 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:45:22,336 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:45:22" (1/1) ... [2019-09-20 21:45:22,337 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:45:22,376 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:45:22,377 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:45:22,397 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:45:22,408 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:45:22,410 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:45:32,522 WARN L191 SmtUtils]: Spent 10.00 s on a formula simplification that was a NOOP. DAG size: 788 [2019-09-20 21:45:42,134 WARN L191 SmtUtils]: Spent 9.61 s on a formula simplification that was a NOOP. DAG size: 788 [2019-09-20 21:45:59,419 WARN L191 SmtUtils]: Spent 16.67 s on a formula simplification that was a NOOP. DAG size: 828