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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -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 [2019-09-21 08:39:24,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:39:24,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:39:24,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:39:24,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:39:24,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:39:24,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:39:24,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:39:24,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:39:24,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:39:24,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:39:24,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:39:24,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:39:24,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:39:24,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:39:24,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:39:24,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:39:24,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:39:24,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:39:24,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:39:24,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:39:24,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:39:24,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:39:24,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:39:24,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:39:24,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:39:24,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:39:24,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:39:24,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:39:24,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:39:24,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:39:24,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:39:24,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:39:24,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:39:24,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:39:24,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:39:24,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:39:24,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:39:24,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:39:24,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:39:24,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:39:24,208 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 [2019-09-21 08:39:24,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:39:24,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:39:24,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:39:24,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:39:24,234 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:39:24,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:39:24,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:39:24,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:39:24,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:39:24,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:39:24,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:39:24,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:39:24,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:39:24,237 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:39:24,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:39:24,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:39:24,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:39:24,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:39:24,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:39:24,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:39:24,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:39:24,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:39:24,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:39:24,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:39:24,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:39:24,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:39:24,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:39:24,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:39:24,240 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 -> 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_QUICK [2019-09-21 08:39:24,298 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:39:24,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:39:24,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:39:24,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:39:24,316 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:39:24,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-21 08:39:24,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a72dd2b2/720bf2f98d7645f3872f832b2036f31d/FLAGb0503b64a [2019-09-21 08:39:25,255 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:39:25,256 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-21 08:39:25,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a72dd2b2/720bf2f98d7645f3872f832b2036f31d/FLAGb0503b64a [2019-09-21 08:39:25,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a72dd2b2/720bf2f98d7645f3872f832b2036f31d [2019-09-21 08:39:25,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:39:25,781 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:39:25,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:25,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:39:25,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:39:25,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b70973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:25, skipping insertion in model container [2019-09-21 08:39:25,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:25" (1/1) ... [2019-09-21 08:39:25,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:39:25,893 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:39:26,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:26,852 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:39:27,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:27,107 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:39:27,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27 WrapperNode [2019-09-21 08:39:27,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:27,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:39:27,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:39:27,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:39:27,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (1/1) ... [2019-09-21 08:39:27,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:39:27,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:39:27,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:39:27,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:39:27,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:27" (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 [2019-09-21 08:39:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:39:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:39:27,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-21 08:39:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-21 08:39:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-21 08:39:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-21 08:39:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-21 08:39:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-21 08:39:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-21 08:39:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-21 08:39:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-21 08:39:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-21 08:39:27,350 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-21 08:39:27,350 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-21 08:39:27,350 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-21 08:39:27,350 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-21 08:39:27,351 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-21 08:39:27,351 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-21 08:39:27,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-21 08:39:27,351 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-21 08:39:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-21 08:39:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-21 08:39:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-21 08:39:27,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-21 08:39:27,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:39:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-21 08:39:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-21 08:39:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-21 08:39:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-21 08:39:27,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-21 08:39:27,355 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-21 08:39:27,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-21 08:39:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-21 08:39:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-21 08:39:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-21 08:39:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-21 08:39:27,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-21 08:39:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-21 08:39:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-21 08:39:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-21 08:39:27,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-21 08:39:27,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-21 08:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:39:27,359 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-21 08:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-21 08:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-21 08:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-21 08:39:27,360 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-21 08:39:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-21 08:39:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-21 08:39:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-21 08:39:27,361 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-21 08:39:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-21 08:39:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-21 08:39:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-21 08:39:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-21 08:39:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-21 08:39:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:39:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-21 08:39:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:39:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-21 08:39:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-21 08:39:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-21 08:39:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-21 08:39:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-21 08:39:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-21 08:39:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-21 08:39:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-21 08:39:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-21 08:39:27,366 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-21 08:39:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-21 08:39:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-21 08:39:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-21 08:39:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-21 08:39:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-21 08:39:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-21 08:39:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-21 08:39:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-21 08:39:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-21 08:39:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-21 08:39:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-21 08:39:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-21 08:39:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-21 08:39:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-21 08:39:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-21 08:39:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-21 08:39:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-21 08:39:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-21 08:39:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-21 08:39:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-21 08:39:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-21 08:39:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:39:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:39:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-21 08:39:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-21 08:39:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-21 08:39:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-21 08:39:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-21 08:39:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 08:39:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:39:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:39:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:39:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:39:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-21 08:39:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:39:28,272 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:28,327 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-21 08:39:28,327 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-21 08:39:28,669 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:28,724 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-21 08:39:28,725 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-21 08:39:28,940 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-21 08:39:29,955 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:39:29,955 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-21 08:39:29,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:29 BoogieIcfgContainer [2019-09-21 08:39:29,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:39:29,957 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:39:29,957 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:39:29,958 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:39:29,959 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:29" (1/1) ... [2019-09-21 08:39:29,960 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:39:29,985 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:39:29,986 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:39:29,995 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:39:30,007 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:39:30,009 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:39:34,210 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 792 [2019-09-21 08:39:34,617 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 802 [2019-09-21 08:39:35,117 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 848 [2019-09-21 08:39:35,659 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 899 [2019-09-21 08:39:36,088 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 928 [2019-09-21 08:39:36,570 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 966 [2019-09-21 08:39:37,451 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-21 08:39:37,721 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-21 08:39:37,969 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-21 08:39:37,993 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 973 for LOIs [2019-09-21 08:39:38,550 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-21 08:39:38,950 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-21 08:39:39,066 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-21 08:39:39,644 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-21 08:39:40,013 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-21 08:39:40,757 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 1000 [2019-09-21 08:39:41,409 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-21 08:39:41,982 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-21 08:39:42,566 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-21 08:39:43,225 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-09-21 08:39:43,805 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-09-21 08:39:45,241 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-21 08:39:45,453 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-21 08:39:45,668 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-21 08:39:45,998 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62