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.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 0.1.24-673a906-m [2019-10-04 09:04:11,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:04:11,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:04:11,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:04:11,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:04:11,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:04:11,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:04:11,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:04:11,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:04:11,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:04:11,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:04:11,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:04:11,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:04:11,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:04:11,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:04:11,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:04:11,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:04:11,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:04:11,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:04:11,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:04:11,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:04:11,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:04:11,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:04:11,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:04:11,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:04:11,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:04:11,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:04:11,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:04:11,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:04:11,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:04:11,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:04:11,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:04:11,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:04:11,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:04:11,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:04:11,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:04:11,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:04:11,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:04:11,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:04:11,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:04:11,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:04:11,819 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 [2019-10-04 09:04:11,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:04:11,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:04:11,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:04:11,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:04:11,838 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:04:11,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:04:11,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:04:11,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:04:11,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:04:11,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:04:11,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:04:11,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:04:11,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:04:11,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:04:11,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:04:11,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:04:11,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:04:11,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:04:11,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:04:11,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:04:11,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:04:11,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:04:11,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:04:11,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:04:11,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:04:11,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:04:11,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:04:11,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:04:11,844 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 09:04:11,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:04:11,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:04:11,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:04:11,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:04:11,904 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:04:11,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-04 09:04:11,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3661300/2f80c3f0947d4c739a77600c7b32bd45/FLAG297475167 [2019-10-04 09:04:12,723 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:04:12,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-10-04 09:04:12,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3661300/2f80c3f0947d4c739a77600c7b32bd45/FLAG297475167 [2019-10-04 09:04:12,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3661300/2f80c3f0947d4c739a77600c7b32bd45 [2019-10-04 09:04:12,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:04:12,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:04:12,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:04:12,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:04:12,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:04:12,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:04:12" (1/1) ... [2019-10-04 09:04:12,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da87ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:12, skipping insertion in model container [2019-10-04 09:04:12,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:04:12" (1/1) ... [2019-10-04 09:04:12,853 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:04:12,958 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:04:14,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:04:14,072 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:04:14,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:04:14,371 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:04:14,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14 WrapperNode [2019-10-04 09:04:14,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:04:14,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:04:14,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:04:14,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:04:14,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (1/1) ... [2019-10-04 09:04:14,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:04:14,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:04:14,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:04:14,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:04:14,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:04:14" (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 [2019-10-04 09:04:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:04:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:04:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-04 09:04:14,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-04 09:04:14,753 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-04 09:04:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-04 09:04:14,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-04 09:04:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-04 09:04:14,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-04 09:04:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-10-04 09:04:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-04 09:04:14,757 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-04 09:04:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-04 09:04:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-04 09:04:14,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-04 09:04:14,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-04 09:04:14,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-04 09:04:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-04 09:04:14,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-04 09:04:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-04 09:04:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-04 09:04:14,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-04 09:04:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-04 09:04:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-10-04 09:04:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-10-04 09:04:14,765 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-04 09:04:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-04 09:04:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-04 09:04:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-04 09:04:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-10-04 09:04:14,766 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-10-04 09:04:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-10-04 09:04:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-10-04 09:04:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-10-04 09:04:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-10-04 09:04:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-10-04 09:04:14,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-04 09:04:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:04:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-04 09:04:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-10-04 09:04:14,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-10-04 09:04:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-10-04 09:04:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-10-04 09:04:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-10-04 09:04:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-10-04 09:04:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-10-04 09:04:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-10-04 09:04:14,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-10-04 09:04:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-04 09:04:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-04 09:04:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-04 09:04:14,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-04 09:04:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-04 09:04:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-04 09:04:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-04 09:04:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-04 09:04:14,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-04 09:04:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-04 09:04:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-04 09:04:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-04 09:04:14,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-04 09:04:14,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-04 09:04:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-04 09:04:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-04 09:04:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-04 09:04:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-04 09:04:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-04 09:04:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-04 09:04:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-04 09:04:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-04 09:04:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-04 09:04:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-04 09:04:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-04 09:04:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-04 09:04:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-04 09:04:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-04 09:04:14,780 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-04 09:04:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-04 09:04:14,781 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-04 09:04:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-04 09:04:14,782 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-04 09:04:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-04 09:04:14,783 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-04 09:04:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-04 09:04:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-04 09:04:14,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-04 09:04:14,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:04:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-04 09:04:14,786 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-04 09:04:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 09:04:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-04 09:04:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-04 09:04:14,787 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-04 09:04:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-04 09:04:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-04 09:04:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-04 09:04:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-04 09:04:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-04 09:04:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-04 09:04:14,789 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-04 09:04:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-04 09:04:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-10-04 09:04:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-10-04 09:04:14,790 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-04 09:04:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-04 09:04:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 09:04:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 09:04:14,791 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-04 09:04:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-10-04 09:04:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-04 09:04:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-04 09:04:14,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-10-04 09:04:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-10-04 09:04:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-10-04 09:04:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-10-04 09:04:14,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-10-04 09:04:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-10-04 09:04:14,794 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-04 09:04:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-04 09:04:14,795 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-04 09:04:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-04 09:04:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-10-04 09:04:14,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-04 09:04:14,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-04 09:04:14,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-04 09:04:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-04 09:04:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-04 09:04:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-04 09:04:14,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-04 09:04:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-04 09:04:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-04 09:04:14,800 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-04 09:04:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-04 09:04:14,801 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-04 09:04:14,802 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 09:04:14,805 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 09:04:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 09:04:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-04 09:04:14,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-04 09:04:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 09:04:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 09:04:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-04 09:04:14,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-04 09:04:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-04 09:04:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-04 09:04:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-04 09:04:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-04 09:04:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-04 09:04:14,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-04 09:04:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-04 09:04:14,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-04 09:04:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-04 09:04:14,817 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-04 09:04:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-10-04 09:04:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-10-04 09:04:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-04 09:04:14,818 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-04 09:04:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-04 09:04:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-04 09:04:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-04 09:04:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-04 09:04:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-04 09:04:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-04 09:04:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 09:04:14,820 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-10-04 09:04:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-10-04 09:04:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 09:04:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-10-04 09:04:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-10-04 09:04:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-10-04 09:04:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-10-04 09:04:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-10-04 09:04:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-04 09:04:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-04 09:04:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:04:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-04 09:04:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-04 09:04:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-04 09:04:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-04 09:04:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-04 09:04:14,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-04 09:04:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-04 09:04:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-04 09:04:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-04 09:04:14,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-04 09:04:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-04 09:04:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 09:04:14,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 09:04:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:04:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 09:04:14,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 09:04:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:04:15,614 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-04 09:04:17,246 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:04:17,246 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 09:04:17,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:04:17 BoogieIcfgContainer [2019-10-04 09:04:17,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:04:17,248 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:04:17,248 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:04:17,249 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:04:17,250 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:04:17" (1/1) ... [2019-10-04 09:04:17,251 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-10-04 09:04:17,284 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:04:17,284 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:04:17,298 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:04:17,308 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:04:17,313 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:04:18,580 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-04 09:04:19,235 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-04 09:04:19,373 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-04 09:04:19,513 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-04 09:04:19,902 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2019-10-04 09:04:19,930 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 727 for LOIs [2019-10-04 09:04:21,147 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2019-10-04 09:04:21,539 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 813 [2019-10-04 09:04:21,850 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 784 [2019-10-04 09:04:23,544 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 586 [2019-10-04 09:04:24,462 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 769 [2019-10-04 09:04:25,047 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 769 [2019-10-04 09:04:25,846 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 825 [2019-10-04 09:04:26,381 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 828 [2019-10-04 09:04:26,649 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2019-10-04 09:04:26,814 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 282 [2019-10-04 09:04:27,202 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 840 [2019-10-04 09:04:27,471 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 268 [2019-10-04 09:04:27,696 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-10-04 09:04:27,818 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 269 [2019-10-04 09:04:28,265 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2019-10-04 09:04:28,507 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 279 [2019-10-04 09:04:28,544 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-04 09:04:28,889 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:04:28,913 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:04:28,930 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 09:04:29,257 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2019-10-04 09:04:31,412 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-10-04 09:04:32,152 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 112 [2019-10-04 09:04:53,363 WARN L191 SmtUtils]: Spent 20.78 s on a formula simplification. DAG size of input: 493 DAG size of output: 463