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 [2019-09-20 15:56:17,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:56:17,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:56:17,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:56:17,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:56:17,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:56:17,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:56:17,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:56:17,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:56:17,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:56:17,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:56:17,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:56:17,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:56:17,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:56:17,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:56:17,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:56:17,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:56:17,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:56:17,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:56:17,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:56:17,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:56:17,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:56:17,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:56:17,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:56:17,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:56:17,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:56:17,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:56:17,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:56:17,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:56:17,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:56:17,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:56:17,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:56:17,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:56:17,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:56:17,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:56:17,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:56:17,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:56:17,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:56:17,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:56:17,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:56:17,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:56:17,414 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 15:56:17,429 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:56:17,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:56:17,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:56:17,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:56:17,431 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:56:17,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:56:17,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:56:17,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:56:17,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:56:17,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:56:17,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:56:17,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:56:17,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:56:17,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:56:17,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:56:17,433 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:56:17,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:56:17,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:56:17,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:56:17,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:56:17,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:56:17,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:56:17,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:56:17,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:56:17,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:56:17,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:56:17,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:56:17,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:56:17,436 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 [2019-09-20 15:56:17,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:56:17,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:56:17,484 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:56:17,486 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:56:17,486 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:56:17,487 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 15:56:17,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63da0bf1a/4aecd431b17f40a193553801bd1b1873/FLAGbfc59ea86 [2019-09-20 15:56:18,273 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:56:18,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-20 15:56:18,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63da0bf1a/4aecd431b17f40a193553801bd1b1873/FLAGbfc59ea86 [2019-09-20 15:56:18,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63da0bf1a/4aecd431b17f40a193553801bd1b1873 [2019-09-20 15:56:18,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:56:18,456 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:56:18,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:18,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:56:18,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:56:18,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:18" (1/1) ... [2019-09-20 15:56:18,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed7b8c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:18, skipping insertion in model container [2019-09-20 15:56:18,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:18" (1/1) ... [2019-09-20 15:56:18,474 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:56:18,557 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:56:19,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:19,691 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:56:19,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:20,036 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:56:20,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20 WrapperNode [2019-09-20 15:56:20,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:20,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:56:20,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:56:20,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:56:20,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (1/1) ... [2019-09-20 15:56:20,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:56:20,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:56:20,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:56:20,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:56:20,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:20" (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 15:56:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:56:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:56:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-20 15:56:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 15:56:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 15:56:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-20 15:56:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-20 15:56:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 15:56:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 15:56:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 15:56:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-20 15:56:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 15:56:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 15:56:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 15:56:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 15:56:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 15:56:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 15:56:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 15:56:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 15:56:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-20 15:56:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-20 15:56:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-20 15:56:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-20 15:56:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-20 15:56:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-20 15:56:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-20 15:56:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-20 15:56:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 15:56:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 15:56:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 15:56:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 15:56:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 15:56:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 15:56:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 15:56:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 15:56:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 15:56:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 15:56:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 15:56:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 15:56:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 15:56:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-20 15:56:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 15:56:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-20 15:56:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 15:56:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 15:56:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 15:56:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 15:56:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 15:56:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-20 15:56:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 15:56:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 15:56:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:56:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-20 15:56:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:56:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 15:56:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 15:56:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 15:56:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 15:56:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 15:56:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 15:56:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 15:56:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-20 15:56:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-20 15:56:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 15:56:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 15:56:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-20 15:56:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-20 15:56:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 15:56:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:56:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 15:56:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:56:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 15:56:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 15:56:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 15:56:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-20 15:56:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:56:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:56:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 15:56:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 15:56:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-20 15:56:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 15:56:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 15:56:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 15:56:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 15:56:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 15:56:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 15:56:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 15:56:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 15:56:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 15:56:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 15:56:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 15:56:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 15:56:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 15:56:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 15:56:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 15:56:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 15:56:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-20 15:56:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-20 15:56:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-20 15:56:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-20 15:56:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-20 15:56:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-20 15:56:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-20 15:56:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-20 15:56:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 15:56:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-20 15:56:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 15:56:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:56:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:56:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-20 15:56:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-20 15:56:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-20 15:56:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 15:56:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 15:56:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 15:56:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:56:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:56:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:56:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:56:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 15:56:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:56:21,004 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:56:21,061 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 15:56:21,061 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 15:56:21,395 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 15:56:21,454 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 15:56:21,454 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 15:56:21,679 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-20 15:56:22,716 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:56:22,717 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-20 15:56:22,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:22 BoogieIcfgContainer [2019-09-20 15:56:22,719 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:56:22,719 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:56:22,719 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:56:22,720 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:56:22,721 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:22" (1/1) ... [2019-09-20 15:56:22,722 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 [2019-09-20 15:56:22,761 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:56:22,764 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:56:22,793 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:56:22,817 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:56:22,819 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:56:27,246 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 792 [2019-09-20 15:56:27,702 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 802 [2019-09-20 15:56:28,214 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 848 [2019-09-20 15:56:28,811 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 899 [2019-09-20 15:56:29,300 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 928 [2019-09-20 15:56:29,740 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 966 [2019-09-20 15:56:30,608 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-20 15:56:30,857 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-20 15:56:31,082 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-20 15:56:31,108 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 973 for LOIs [2019-09-20 15:56:31,754 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-20 15:56:32,114 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-20 15:56:32,250 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 15:56:32,907 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-20 15:56:33,219 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-20 15:56:33,918 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 1000 [2019-09-20 15:56:34,494 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-20 15:56:35,113 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-20 15:56:35,671 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-20 15:56:36,537 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-09-20 15:56:37,149 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-09-20 15:56:38,482 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 15:56:38,669 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-20 15:56:38,915 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-20 15:56:39,239 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62