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.logsizewrapperfluid.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-ba7495b [2019-09-25 16:58:46,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:58:46,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:58:46,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:58:46,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:58:46,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:58:46,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:58:46,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:58:46,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:58:46,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:58:46,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:58:46,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:58:46,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:58:46,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:58:46,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:58:46,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:58:46,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:58:46,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:58:46,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:58:46,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:58:46,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:58:46,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:58:46,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:58:46,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:58:46,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:58:46,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:58:46,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:58:46,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:58:46,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:58:46,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:58:46,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:58:46,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:58:46,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:58:46,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:58:46,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:58:46,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:58:46,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:58:46,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:58:46,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:58:46,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:58:46,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:58:46,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:58:46,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:58:46,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:58:46,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:58:46,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:58:46,084 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:58:46,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:58:46,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:58:46,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:58:46,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:58:46,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:58:46,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:58:46,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:58:46,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:58:46,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:58:46,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:58:46,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:58:46,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:58:46,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:58:46,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:58:46,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:58:46,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:58:46,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:58:46,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:58:46,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:58:46,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:58:46,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:58:46,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:58:46,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:58:46,089 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:58:46,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:58:46,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:58:46,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:58:46,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:58:46,164 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:58:46,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-25 16:58:46,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bafe7ba19/a6288e0017f44b24a808191c6b7c6ad0/FLAGd0168f677 [2019-09-25 16:58:47,027 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:58:47,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-25 16:58:47,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bafe7ba19/a6288e0017f44b24a808191c6b7c6ad0/FLAGd0168f677 [2019-09-25 16:58:47,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bafe7ba19/a6288e0017f44b24a808191c6b7c6ad0 [2019-09-25 16:58:47,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:58:47,193 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:58:47,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:58:47,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:58:47,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:58:47,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:58:47" (1/1) ... [2019-09-25 16:58:47,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf90c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:47, skipping insertion in model container [2019-09-25 16:58:47,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:58:47" (1/1) ... [2019-09-25 16:58:47,210 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:58:47,309 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:58:48,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:58:48,274 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:58:48,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:58:48,552 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:58:48,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48 WrapperNode [2019-09-25 16:58:48,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:58:48,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:58:48,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:58:48,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:58:48,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... [2019-09-25 16:58:48,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:58:48,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:58:48,695 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:58:48,695 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:58:48,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:58:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:58:48,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:58:48,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:58:48,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-25 16:58:48,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-25 16:58:48,784 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-25 16:58:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-25 16:58:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-25 16:58:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-25 16:58:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-25 16:58:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-25 16:58:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-25 16:58:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-25 16:58:48,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-25 16:58:48,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-25 16:58:48,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-25 16:58:48,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-25 16:58:48,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-25 16:58:48,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-25 16:58:48,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-25 16:58:48,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-25 16:58:48,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-25 16:58:48,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-25 16:58:48,790 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-25 16:58:48,790 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-25 16:58:48,791 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-25 16:58:48,791 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-25 16:58:48,791 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-25 16:58:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-25 16:58:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-25 16:58:48,792 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-09-25 16:58:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-09-25 16:58:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-09-25 16:58:48,793 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-09-25 16:58:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-09-25 16:58:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-09-25 16:58:48,794 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-09-25 16:58:48,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-25 16:58:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:58:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-25 16:58:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-09-25 16:58:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-09-25 16:58:48,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-09-25 16:58:48,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-09-25 16:58:48,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-09-25 16:58:48,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-09-25 16:58:48,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-09-25 16:58:48,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-09-25 16:58:48,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-09-25 16:58:48,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-25 16:58:48,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-09-25 16:58:48,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-09-25 16:58:48,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-09-25 16:58:48,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-09-25 16:58:48,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-09-25 16:58:48,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-09-25 16:58:48,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-09-25 16:58:48,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-09-25 16:58:48,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-09-25 16:58:48,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-09-25 16:58:48,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-09-25 16:58:48,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-09-25 16:58:48,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-09-25 16:58:48,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-09-25 16:58:48,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-09-25 16:58:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-25 16:58:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-25 16:58:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-25 16:58:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-25 16:58:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-25 16:58:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-25 16:58:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-25 16:58:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-25 16:58:48,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-25 16:58:48,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-25 16:58:48,805 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-25 16:58:48,805 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-25 16:58:48,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-25 16:58:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-25 16:58:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-25 16:58:48,806 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-25 16:58:48,807 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-25 16:58:48,807 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-25 16:58:48,807 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-25 16:58:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-25 16:58:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-25 16:58:48,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-25 16:58:48,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:58:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-25 16:58:48,809 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-25 16:58:48,810 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-25 16:58:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-25 16:58:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-25 16:58:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-25 16:58:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-25 16:58:48,811 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-25 16:58:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-25 16:58:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-09-25 16:58:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-09-25 16:58:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-25 16:58:48,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-25 16:58:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:58:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:58:48,813 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-25 16:58:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-09-25 16:58:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-25 16:58:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-25 16:58:48,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-09-25 16:58:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-09-25 16:58:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-09-25 16:58:48,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-09-25 16:58:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-09-25 16:58:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-09-25 16:58:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-25 16:58:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-25 16:58:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-25 16:58:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-25 16:58:48,818 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-25 16:58:48,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-09-25 16:58:48,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-09-25 16:58:48,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-09-25 16:58:48,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-09-25 16:58:48,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-09-25 16:58:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-09-25 16:58:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-09-25 16:58:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-25 16:58:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-25 16:58:48,823 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-25 16:58:48,824 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-25 16:58:48,825 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-25 16:58:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:58:48,829 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-25 16:58:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:58:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-25 16:58:48,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 16:58:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 16:58:48,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:58:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-25 16:58:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-25 16:58:48,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-25 16:58:48,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-25 16:58:48,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-25 16:58:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-25 16:58:48,841 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-25 16:58:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-25 16:58:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-25 16:58:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-25 16:58:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-25 16:58:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-25 16:58:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-25 16:58:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-25 16:58:48,843 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-25 16:58:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-25 16:58:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-25 16:58:48,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:58:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-09-25 16:58:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-09-25 16:58:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:58:48,845 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-09-25 16:58:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-09-25 16:58:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-09-25 16:58:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-09-25 16:58:48,846 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-09-25 16:58:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-25 16:58:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-25 16:58:48,847 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:58:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-25 16:58:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-09-25 16:58:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-09-25 16:58:48,848 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-25 16:58:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-09-25 16:58:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-09-25 16:58:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-09-25 16:58:48,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-09-25 16:58:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-09-25 16:58:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-09-25 16:58:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-25 16:58:48,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:58:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:58:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:58:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:58:48,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-25 16:58:48,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:58:49,777 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-25 16:58:51,412 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:58:51,412 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 16:58:51,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:58:51 BoogieIcfgContainer [2019-09-25 16:58:51,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:58:51,414 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:58:51,414 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:58:51,415 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:58:51,416 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:58:51" (1/1) ... [2019-09-25 16:58:51,417 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 [2019-09-25 16:58:51,451 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:58:51,452 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:58:51,466 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:58:51,475 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:58:51,480 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:58:52,756 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-09-25 16:58:53,366 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-25 16:58:53,526 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-25 16:58:53,671 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-25 16:58:54,106 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2019-09-25 16:58:54,147 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 727 for LOIs [2019-09-25 16:58:55,373 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2019-09-25 16:58:55,785 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 813 [2019-09-25 16:58:56,208 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 784 [2019-09-25 16:58:58,008 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 586 [2019-09-25 16:58:58,912 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 769 [2019-09-25 16:58:59,453 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 769 [2019-09-25 16:59:00,287 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 825 [2019-09-25 16:59:00,814 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 828 [2019-09-25 16:59:01,132 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2019-09-25 16:59:01,295 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 282 [2019-09-25 16:59:01,700 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 840 [2019-09-25 16:59:01,990 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 268 [2019-09-25 16:59:02,199 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2019-09-25 16:59:02,334 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 269 [2019-09-25 16:59:02,797 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2019-09-25 16:59:03,046 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 279 [2019-09-25 16:59:03,079 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-25 16:59:03,406 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:59:03,431 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:59:03,451 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 16:59:03,562 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 311 [2019-09-25 16:59:04,221 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2019-09-25 16:59:05,891 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-09-25 16:59:06,591 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 112