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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 20:46:46,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 20:46:46,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 20:46:46,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 20:46:46,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 20:46:46,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 20:46:46,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 20:46:46,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 20:46:46,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 20:46:46,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 20:46:46,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 20:46:46,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 20:46:46,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 20:46:46,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 20:46:46,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 20:46:46,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 20:46:46,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 20:46:46,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 20:46:46,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 20:46:46,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 20:46:46,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 20:46:46,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 20:46:46,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 20:46:46,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 20:46:46,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 20:46:46,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 20:46:46,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 20:46:46,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 20:46:46,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 20:46:46,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 20:46:46,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 20:46:46,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 20:46:46,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 20:46:46,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 20:46:46,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 20:46:46,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 20:46:46,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 20:46:46,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 20:46:46,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 20:46:46,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 20:46:46,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 20:46:46,793 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 [2019-09-17 20:46:46,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 20:46:46,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 20:46:46,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 20:46:46,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 20:46:46,819 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 20:46:46,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 20:46:46,819 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 20:46:46,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 20:46:46,819 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 20:46:46,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 20:46:46,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 20:46:46,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 20:46:46,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 20:46:46,821 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 20:46:46,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 20:46:46,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 20:46:46,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 20:46:46,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 20:46:46,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 20:46:46,822 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 20:46:46,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 20:46:46,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 20:46:46,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 20:46:46,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 20:46:46,824 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 20:46:46,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 20:46:46,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 20:46:46,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 20:46:46,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_DDA [2019-09-17 20:46:46,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 20:46:46,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 20:46:46,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 20:46:46,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 20:46:46,902 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 20:46:46,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-17 20:46:46,961 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d5b959f/76fcd5cfa9db431886ebab101ba545c2/FLAG515f16618 [2019-09-17 20:46:47,666 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 20:46:47,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-09-17 20:46:47,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d5b959f/76fcd5cfa9db431886ebab101ba545c2/FLAG515f16618 [2019-09-17 20:46:47,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3d5b959f/76fcd5cfa9db431886ebab101ba545c2 [2019-09-17 20:46:47,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 20:46:47,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 20:46:47,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 20:46:47,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 20:46:47,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 20:46:47,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:46:47" (1/1) ... [2019-09-17 20:46:47,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348f237d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:47, skipping insertion in model container [2019-09-17 20:46:47,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:46:47" (1/1) ... [2019-09-17 20:46:47,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 20:46:47,930 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 20:46:48,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:46:48,919 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 20:46:49,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:46:49,262 INFO L192 MainTranslator]: Completed translation [2019-09-17 20:46:49,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49 WrapperNode [2019-09-17 20:46:49,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 20:46:49,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 20:46:49,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 20:46:49,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 20:46:49,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (1/1) ... [2019-09-17 20:46:49,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 20:46:49,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 20:46:49,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 20:46:49,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 20:46:49,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:46:49" (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 [2019-09-17 20:46:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 20:46:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 20:46:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-09-17 20:46:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-17 20:46:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-17 20:46:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-09-17 20:46:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-09-17 20:46:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-17 20:46:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-17 20:46:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-17 20:46:49,601 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-09-17 20:46:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-17 20:46:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-17 20:46:49,603 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-17 20:46:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-17 20:46:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-17 20:46:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-17 20:46:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-17 20:46:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-17 20:46:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-09-17 20:46:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-09-17 20:46:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-09-17 20:46:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-09-17 20:46:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-09-17 20:46:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-09-17 20:46:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-17 20:46:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-17 20:46:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-17 20:46:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-17 20:46:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-17 20:46:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-17 20:46:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-17 20:46:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-17 20:46:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-17 20:46:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-17 20:46:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-17 20:46:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-17 20:46:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-17 20:46:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-17 20:46:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-17 20:46:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-17 20:46:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-17 20:46:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-17 20:46:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-17 20:46:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-17 20:46:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-17 20:46:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 20:46:49,617 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-09-17 20:46:49,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 20:46:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-17 20:46:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-17 20:46:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-17 20:46:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-17 20:46:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-17 20:46:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-17 20:46:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-17 20:46:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-17 20:46:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-17 20:46:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-17 20:46:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-17 20:46:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-09-17 20:46:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-09-17 20:46:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-17 20:46:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 20:46:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-17 20:46:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 20:46:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-17 20:46:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-17 20:46:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-17 20:46:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-09-17 20:46:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 20:46:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 20:46:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-17 20:46:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-17 20:46:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-17 20:46:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-17 20:46:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-17 20:46:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-17 20:46:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-17 20:46:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-17 20:46:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-17 20:46:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-17 20:46:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-17 20:46:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-17 20:46:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-17 20:46:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-17 20:46:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-17 20:46:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-17 20:46:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-17 20:46:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-17 20:46:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-17 20:46:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-09-17 20:46:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-09-17 20:46:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-09-17 20:46:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-09-17 20:46:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-09-17 20:46:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-09-17 20:46:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-09-17 20:46:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-09-17 20:46:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-17 20:46:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-17 20:46:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-17 20:46:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 20:46:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 20:46:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-17 20:46:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-17 20:46:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-17 20:46:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-17 20:46:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-17 20:46:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-17 20:46:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 20:46:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 20:46:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 20:46:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 20:46:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-17 20:46:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 20:46:50,322 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 20:46:50,377 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-17 20:46:50,378 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-17 20:46:50,877 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-17 20:46:50,932 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-17 20:46:50,932 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-17 20:46:51,119 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-17 20:46:52,218 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 20:46:52,219 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-17 20:46:52,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:46:52 BoogieIcfgContainer [2019-09-17 20:46:52,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 20:46:52,222 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 20:46:52,222 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 20:46:52,222 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 20:46:52,224 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:46:52" (1/1) ... [2019-09-17 20:46:52,225 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 20:46:52,254 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 20:46:52,255 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 20:46:52,273 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 20:46:52,281 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 20:46:52,283 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 20:47:14,614 WARN L191 SmtUtils]: Spent 18.41 s on a formula simplification that was a NOOP. DAG size: 792 [2019-09-17 20:47:34,376 WARN L191 SmtUtils]: Spent 19.61 s on a formula simplification that was a NOOP. DAG size: 802 [2019-09-17 20:47:54,860 WARN L191 SmtUtils]: Spent 20.25 s on a formula simplification that was a NOOP. DAG size: 848 [2019-09-17 20:48:10,815 WARN L191 SmtUtils]: Spent 15.76 s on a formula simplification that was a NOOP. DAG size: 899 [2019-09-17 20:48:26,169 WARN L191 SmtUtils]: Spent 15.23 s on a formula simplification that was a NOOP. DAG size: 928 [2019-09-17 20:48:37,978 WARN L191 SmtUtils]: Spent 11.72 s on a formula simplification that was a NOOP. DAG size: 966 [2019-09-17 20:48:55,871 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 957 DAG size of output: 933 [2019-09-17 20:49:04,413 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-17 20:49:12,896 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 933 [2019-09-17 20:49:13,084 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-17 20:49:31,926 WARN L191 SmtUtils]: Spent 18.84 s on a formula simplification. DAG size of input: 977 DAG size of output: 939 [2019-09-17 20:49:31,950 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 955 for LOIs [2019-09-17 20:49:51,218 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 970 DAG size of output: 967 [2019-09-17 20:50:00,630 WARN L191 SmtUtils]: Spent 9.41 s on a formula simplification that was a NOOP. DAG size: 967 [2019-09-17 20:50:00,895 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 20:50:21,357 WARN L191 SmtUtils]: Spent 20.46 s on a formula simplification. DAG size of input: 1011 DAG size of output: 971 [2019-09-17 20:50:21,617 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-17 20:50:41,800 WARN L191 SmtUtils]: Spent 19.42 s on a formula simplification. DAG size of input: 980 DAG size of output: 973 [2019-09-17 20:50:51,393 WARN L191 SmtUtils]: Spent 9.59 s on a formula simplification that was a NOOP. DAG size: 973 [2019-09-17 20:50:51,658 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:51:12,172 WARN L191 SmtUtils]: Spent 20.51 s on a formula simplification. DAG size of input: 1011 DAG size of output: 973 [2019-09-17 20:51:40,569 WARN L191 SmtUtils]: Spent 28.39 s on a formula simplification. DAG size of input: 981 DAG size of output: 977 [2019-09-17 20:51:50,302 WARN L191 SmtUtils]: Spent 9.73 s on a formula simplification that was a NOOP. DAG size: 977 [2019-09-17 20:51:51,110 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2019-09-17 20:52:11,696 WARN L191 SmtUtils]: Spent 20.58 s on a formula simplification. DAG size of input: 1013 DAG size of output: 977 [2019-09-17 20:52:40,059 WARN L191 SmtUtils]: Spent 28.36 s on a formula simplification. DAG size of input: 981 DAG size of output: 977 [2019-09-17 20:52:49,725 WARN L191 SmtUtils]: Spent 9.66 s on a formula simplification that was a NOOP. DAG size: 977 [2019-09-17 20:52:50,022 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 20:53:10,509 WARN L191 SmtUtils]: Spent 20.48 s on a formula simplification. DAG size of input: 1013 DAG size of output: 977 [2019-09-17 20:53:20,204 WARN L191 SmtUtils]: Spent 9.69 s on a formula simplification that was a NOOP. DAG size: 975 [2019-09-17 20:53:29,833 WARN L191 SmtUtils]: Spent 9.63 s on a formula simplification that was a NOOP. DAG size: 975 [2019-09-17 20:53:30,124 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 20:53:50,522 WARN L191 SmtUtils]: Spent 20.40 s on a formula simplification. DAG size of input: 1011 DAG size of output: 975 [2019-09-17 20:53:50,874 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-09-17 20:53:51,336 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:53:52,146 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2019-09-17 20:53:52,995 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-09-17 20:53:54,830 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 101 [2019-09-17 20:53:58,429 WARN L191 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-17 20:54:01,772 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2019-09-17 20:54:02,391 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-17 20:54:02,529 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2019-09-17 20:54:02,719 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-17 20:54:02,898 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 57 [2019-09-17 20:54:03,216 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 20:54:03,346 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-17 20:54:03,499 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-17 20:54:27,432 WARN L191 SmtUtils]: Spent 23.50 s on a formula simplification. DAG size of input: 493 DAG size of output: 463