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-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:23:09,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:23:09,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:23:09,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:23:09,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:23:09,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:23:09,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:23:09,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:23:09,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:23:09,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:23:09,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:23:09,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:23:09,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:23:09,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:23:09,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:23:09,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:23:09,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:23:09,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:23:09,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:23:09,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:23:09,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:23:09,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:23:09,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:23:09,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:23:09,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:23:09,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:23:09,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:23:09,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:23:09,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:23:09,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:23:09,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:23:09,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:23:09,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:23:09,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:23:09,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:23:09,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:23:09,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:23:09,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:23:09,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:23:09,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:23:09,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:23:09,857 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 16:23:09,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:23:09,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:23:09,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:23:09,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:23:09,886 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:23:09,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:23:09,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:23:09,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:23:09,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:23:09,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:23:09,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:23:09,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:23:09,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:23:09,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:23:09,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:23:09,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:23:09,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:23:09,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:23:09,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:23:09,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:23:09,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:23:09,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:23:09,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:23:09,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:23:09,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:23:09,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:23:09,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:23:09,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:23:09,892 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 16:23:09,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:23:09,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:23:09,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:23:09,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:23:09,967 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:23:09,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 16:23:10,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61570768e/57eefb1cdd494d65a2e900c34ddc98ae/FLAGfb21ec002 [2019-09-20 16:23:10,762 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:23:10,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 16:23:10,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61570768e/57eefb1cdd494d65a2e900c34ddc98ae/FLAGfb21ec002 [2019-09-20 16:23:10,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61570768e/57eefb1cdd494d65a2e900c34ddc98ae [2019-09-20 16:23:10,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:23:10,918 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:23:10,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:23:10,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:23:10,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:23:10,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:23:10" (1/1) ... [2019-09-20 16:23:10,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544349d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:10, skipping insertion in model container [2019-09-20 16:23:10,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:23:10" (1/1) ... [2019-09-20 16:23:10,931 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:23:11,030 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:23:12,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:23:12,178 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:23:12,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:23:12,419 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:23:12,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12 WrapperNode [2019-09-20 16:23:12,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:23:12,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:23:12,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:23:12,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:23:12,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (1/1) ... [2019-09-20 16:23:12,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:23:12,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:23:12,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:23:12,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:23:12,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:23:12" (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 16:23:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:23:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:23:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 16:23:12,737 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-20 16:23:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-20 16:23:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-20 16:23:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 16:23:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 16:23:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 16:23:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-20 16:23:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 16:23:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 16:23:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 16:23:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 16:23:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 16:23:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 16:23:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 16:23:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 16:23:12,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 16:23:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 16:23:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 16:23:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 16:23:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 16:23:12,749 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 16:23:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 16:23:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 16:23:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 16:23:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 16:23:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 16:23:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-09-20 16:23:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-09-20 16:23:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-09-20 16:23:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-09-20 16:23:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-09-20 16:23:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-09-20 16:23:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-09-20 16:23:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-20 16:23:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:23:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 16:23:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-09-20 16:23:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-09-20 16:23:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-09-20 16:23:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-09-20 16:23:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-09-20 16:23:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-09-20 16:23:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-09-20 16:23:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-09-20 16:23:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-09-20 16:23:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 16:23:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-09-20 16:23:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-09-20 16:23:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-09-20 16:23:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-09-20 16:23:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-09-20 16:23:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-09-20 16:23:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-09-20 16:23:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-09-20 16:23:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-09-20 16:23:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-09-20 16:23:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-09-20 16:23:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-09-20 16:23:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-09-20 16:23:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 16:23:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 16:23:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 16:23:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 16:23:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 16:23:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 16:23:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 16:23:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 16:23:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 16:23:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 16:23:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 16:23:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 16:23:12,763 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 16:23:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 16:23:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 16:23:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 16:23:12,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 16:23:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 16:23:12,765 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 16:23:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:23:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 16:23:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-20 16:23:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:23:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-20 16:23:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-20 16:23:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 16:23:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 16:23:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 16:23:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 16:23:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 16:23:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 16:23:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 16:23:12,768 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 16:23:12,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:23:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:23:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 16:23:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-09-20 16:23:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 16:23:12,770 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 16:23:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-09-20 16:23:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-09-20 16:23:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-09-20 16:23:12,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-09-20 16:23:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-09-20 16:23:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-09-20 16:23:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 16:23:12,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 16:23:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 16:23:12,773 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 16:23:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-20 16:23:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-09-20 16:23:12,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-09-20 16:23:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-09-20 16:23:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-09-20 16:23:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-09-20 16:23:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-09-20 16:23:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-09-20 16:23:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 16:23:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 16:23:12,778 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 16:23:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 16:23:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 16:23:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:23:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 16:23:12,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:23:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 16:23:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 16:23:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:23:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:23:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 16:23:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 16:23:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 16:23:12,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 16:23:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 16:23:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 16:23:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 16:23:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 16:23:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 16:23:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-20 16:23:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 16:23:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 16:23:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 16:23:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 16:23:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 16:23:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 16:23:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 16:23:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 16:23:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 16:23:12,803 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 16:23:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 16:23:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 16:23:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:23:12,804 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-09-20 16:23:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-09-20 16:23:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:23:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-09-20 16:23:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-09-20 16:23:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-09-20 16:23:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-09-20 16:23:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-09-20 16:23:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 16:23:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 16:23:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:23:12,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 16:23:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-09-20 16:23:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-09-20 16:23:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 16:23:12,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-09-20 16:23:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-09-20 16:23:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-09-20 16:23:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-09-20 16:23:12,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-09-20 16:23:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-09-20 16:23:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 16:23:12,810 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:23:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:23:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:23:12,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:23:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 16:23:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:23:13,721 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 16:23:15,486 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:23:15,487 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:23:15,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:23:15 BoogieIcfgContainer [2019-09-20 16:23:15,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:23:15,489 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:23:15,489 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:23:15,490 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:23:15,491 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:23:15" (1/1) ... [2019-09-20 16:23:15,492 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 16:23:15,518 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:23:15,519 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:23:15,535 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:23:15,549 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:23:15,555 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:23:17,082 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-09-20 16:23:17,812 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-20 16:23:18,021 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-20 16:23:18,173 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-20 16:23:18,201 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 639 for LOIs [2019-09-20 16:23:19,517 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2019-09-20 16:23:19,748 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 735 [2019-09-20 16:23:20,029 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 706 [2019-09-20 16:23:22,009 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-20 16:23:22,689 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 695 DAG size of output: 679 [2019-09-20 16:23:23,115 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 679 [2019-09-20 16:23:23,625 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 679 [2019-09-20 16:23:23,865 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2019-09-20 16:23:23,992 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2019-09-20 16:23:24,364 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 721 [2019-09-20 16:23:24,679 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 721 [2019-09-20 16:23:25,085 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 722 [2019-09-20 16:23:25,259 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 705 [2019-09-20 16:23:25,282 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 16:23:25,749 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 16:23:25,759 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 16:23:25,766 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 16:23:26,355 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-20 16:23:26,626 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61