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.logsizewrapperfluid.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-ba7495b [2019-09-25 15:48:23,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:48:23,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:48:23,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:48:23,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:48:23,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:48:23,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:48:23,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:48:23,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:48:23,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:48:23,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:48:23,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:48:23,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:48:23,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:48:23,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:48:23,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:48:23,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:48:23,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:48:23,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:48:23,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:48:23,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:48:23,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:48:23,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:48:23,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:48:23,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:48:23,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:48:23,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:48:23,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:48:23,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:48:23,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:48:23,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:48:23,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:48:23,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:48:23,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:48:23,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:48:23,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:48:23,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:48:23,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:48:23,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:48:23,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:48:23,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:48:23,711 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 [2019-09-25 15:48:23,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:48:23,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:48:23,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:48:23,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:48:23,729 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:48:23,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:48:23,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:48:23,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:48:23,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:48:23,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:48:23,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:48:23,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:48:23,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:48:23,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:48:23,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:48:23,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:48:23,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:48:23,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:48:23,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:48:23,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:48:23,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:48:23,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:48:23,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:48:23,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:48:23,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:48:23,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:48:23,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:48:23,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:48:23,734 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:48:23,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:48:23,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:48:23,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:48:23,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:48:23,784 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:48:23,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-25 15:48:23,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0241ff803/c51061e0161a4601bff7a4d1b2ac14ec/FLAG7de5d68bc [2019-09-25 15:48:24,592 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:48:24,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-25 15:48:24,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0241ff803/c51061e0161a4601bff7a4d1b2ac14ec/FLAG7de5d68bc [2019-09-25 15:48:24,716 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0241ff803/c51061e0161a4601bff7a4d1b2ac14ec [2019-09-25 15:48:24,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:48:24,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:48:24,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:24,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:48:24,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:48:24,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:24" (1/1) ... [2019-09-25 15:48:24,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea756f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:24, skipping insertion in model container [2019-09-25 15:48:24,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:24" (1/1) ... [2019-09-25 15:48:24,742 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:48:24,847 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:48:25,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:25,968 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:48:26,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:26,289 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:48:26,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26 WrapperNode [2019-09-25 15:48:26,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:26,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:48:26,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:48:26,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:48:26,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (1/1) ... [2019-09-25 15:48:26,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:48:26,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:48:26,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:48:26,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:48:26,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:26" (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 [2019-09-25 15:48:26,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:48:26,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:48:26,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-25 15:48:26,607 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-25 15:48:26,607 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-25 15:48:26,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-25 15:48:26,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-25 15:48:26,608 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-25 15:48:26,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-25 15:48:26,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-25 15:48:26,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-25 15:48:26,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-25 15:48:26,609 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-25 15:48:26,610 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-25 15:48:26,610 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-25 15:48:26,610 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-25 15:48:26,610 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-25 15:48:26,611 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-25 15:48:26,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-25 15:48:26,611 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-25 15:48:26,611 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-25 15:48:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-25 15:48:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-25 15:48:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-25 15:48:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-25 15:48:26,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-25 15:48:26,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-25 15:48:26,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-25 15:48:26,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-25 15:48:26,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-25 15:48:26,615 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-25 15:48:26,615 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-25 15:48:26,615 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-25 15:48:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-25 15:48:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-25 15:48:26,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-25 15:48:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:48:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-25 15:48:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:48:26,618 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-25 15:48:26,619 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-25 15:48:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-25 15:48:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-25 15:48:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-25 15:48:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-25 15:48:26,620 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:48:26,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-25 15:48:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-25 15:48:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-25 15:48:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-25 15:48:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:48:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:48:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-25 15:48:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-25 15:48:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-25 15:48:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-25 15:48:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-25 15:48:26,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-25 15:48:26,625 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-25 15:48:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-25 15:48:26,627 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-25 15:48:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-25 15:48:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-25 15:48:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-25 15:48:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-25 15:48:26,628 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-25 15:48:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-25 15:48:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-25 15:48:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-25 15:48:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-25 15:48:26,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-25 15:48:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:48:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:48:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-25 15:48:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-25 15:48:26,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-25 15:48:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-25 15:48:26,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-25 15:48:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 15:48:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:48:26,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:48:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:48:26,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:48:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-25 15:48:26,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:48:27,244 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:48:27,299 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-25 15:48:27,299 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-25 15:48:27,580 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:48:27,625 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-25 15:48:27,625 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-25 15:48:27,812 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-25 15:48:28,953 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:48:28,953 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-25 15:48:28,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:28 BoogieIcfgContainer [2019-09-25 15:48:28,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:48:28,955 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:48:28,955 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:48:28,955 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:48:28,957 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:28" (1/1) ... [2019-09-25 15:48:28,957 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:48:28,979 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:48:28,980 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:48:28,988 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:48:28,997 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:48:28,998 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:48:33,086 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 792 [2019-09-25 15:48:33,384 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 802 [2019-09-25 15:48:33,815 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 848 [2019-09-25 15:48:34,351 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 899 [2019-09-25 15:48:34,800 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 928 [2019-09-25 15:48:35,212 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 966 [2019-09-25 15:48:36,013 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-25 15:48:36,242 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-25 15:48:36,461 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-09-25 15:48:36,484 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 973 for LOIs [2019-09-25 15:48:37,008 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-25 15:48:37,303 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 988 [2019-09-25 15:48:37,432 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-25 15:48:38,035 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-25 15:48:38,376 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 997 [2019-09-25 15:48:39,041 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 1000 DAG size of output: 1000 [2019-09-25 15:48:39,631 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-25 15:48:40,231 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-25 15:48:40,795 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 1000 [2019-09-25 15:48:41,381 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 999 [2019-09-25 15:48:41,974 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification that was a NOOP. DAG size: 998 [2019-09-25 15:48:43,198 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 15:48:43,335 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 15:48:46,050 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-25 15:48:46,294 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-25 15:48:46,465 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-25 15:48:46,472 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12