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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -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 23:11:50,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:11:50,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:11:51,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:11:51,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:11:51,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:11:51,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:11:51,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:11:51,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:11:51,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:11:51,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:11:51,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:11:51,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:11:51,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:11:51,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:11:51,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:11:51,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:11:51,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:11:51,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:11:51,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:11:51,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:11:51,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:11:51,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:11:51,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:11:51,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:11:51,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:11:51,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:11:51,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:11:51,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:11:51,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:11:51,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:11:51,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:11:51,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:11:51,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:11:51,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:11:51,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:11:51,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:11:51,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:11:51,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:11:51,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:11:51,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:11:51,070 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 23:11:51,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:11:51,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:11:51,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:11:51,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:11:51,111 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:11:51,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:11:51,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:11:51,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:11:51,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:11:51,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:11:51,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:11:51,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:11:51,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:11:51,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:11:51,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:11:51,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:11:51,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:11:51,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:11:51,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:11:51,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:11:51,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:11:51,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:11:51,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:11:51,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:11:51,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:11:51,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:11:51,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:11:51,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:11:51,121 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:11:51,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:11:51,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:11:51,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:11:51,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:11:51,202 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:11:51,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 23:11:51,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca74b27aa/5e3cef0eac19494f91cd19e3fb7a44b2/FLAGbbea06242 [2019-09-20 23:11:52,033 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:11:52,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2019-09-20 23:11:52,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca74b27aa/5e3cef0eac19494f91cd19e3fb7a44b2/FLAGbbea06242 [2019-09-20 23:11:52,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca74b27aa/5e3cef0eac19494f91cd19e3fb7a44b2 [2019-09-20 23:11:52,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:11:52,590 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:11:52,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:11:52,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:11:52,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:11:52,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:11:52" (1/1) ... [2019-09-20 23:11:52,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e0d9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:52, skipping insertion in model container [2019-09-20 23:11:52,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:11:52" (1/1) ... [2019-09-20 23:11:52,604 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:11:52,707 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:11:53,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:11:53,834 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:11:54,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:11:54,153 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:11:54,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54 WrapperNode [2019-09-20 23:11:54,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:11:54,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:11:54,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:11:54,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:11:54,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (1/1) ... [2019-09-20 23:11:54,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:11:54,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:11:54,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:11:54,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:11:54,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:11:54" (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 23:11:54,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:11:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:11:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 23:11:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-09-20 23:11:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-09-20 23:11:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-09-20 23:11:54,521 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-09-20 23:11:54,522 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-20 23:11:54,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-20 23:11:54,523 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2019-09-20 23:11:54,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 23:11:54,524 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 23:11:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 23:11:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 23:11:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 23:11:54,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 23:11:54,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 23:11:54,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 23:11:54,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 23:11:54,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 23:11:54,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 23:11:54,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 23:11:54,530 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-09-20 23:11:54,530 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-09-20 23:11:54,531 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-09-20 23:11:54,531 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-20 23:11:54,531 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-09-20 23:11:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-20 23:11:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-09-20 23:11:54,532 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2019-09-20 23:11:54,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2019-09-20 23:11:54,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2019-09-20 23:11:54,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2019-09-20 23:11:54,533 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2019-09-20 23:11:54,534 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2019-09-20 23:11:54,534 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2019-09-20 23:11:54,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-09-20 23:11:54,534 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:11:54,535 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-09-20 23:11:54,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2019-09-20 23:11:54,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2019-09-20 23:11:54,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2019-09-20 23:11:54,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2019-09-20 23:11:54,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2019-09-20 23:11:54,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2019-09-20 23:11:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2019-09-20 23:11:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-09-20 23:11:54,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2019-09-20 23:11:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 23:11:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-09-20 23:11:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-09-20 23:11:54,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-09-20 23:11:54,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-09-20 23:11:54,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-09-20 23:11:54,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-09-20 23:11:54,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-09-20 23:11:54,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-09-20 23:11:54,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-09-20 23:11:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-09-20 23:11:54,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-09-20 23:11:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-09-20 23:11:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-09-20 23:11:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-09-20 23:11:54,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-09-20 23:11:54,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 23:11:54,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 23:11:54,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-20 23:11:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-20 23:11:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-09-20 23:11:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-09-20 23:11:54,544 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-09-20 23:11:54,545 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-09-20 23:11:54,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 23:11:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 23:11:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-09-20 23:11:54,547 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 23:11:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 23:11:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-20 23:11:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 23:11:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-09-20 23:11:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-20 23:11:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 23:11:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 23:11:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 23:11:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 23:11:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 23:11:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:11:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 23:11:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-09-20 23:11:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:11:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-09-20 23:11:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-09-20 23:11:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 23:11:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 23:11:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 23:11:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 23:11:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 23:11:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 23:11:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-09-20 23:11:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 23:11:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-20 23:11:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2019-09-20 23:11:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2019-09-20 23:11:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-09-20 23:11:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-09-20 23:11:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:11:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 23:11:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-20 23:11:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2019-09-20 23:11:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-20 23:11:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-20 23:11:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2019-09-20 23:11:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2019-09-20 23:11:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2019-09-20 23:11:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-09-20 23:11:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2019-09-20 23:11:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2019-09-20 23:11:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-09-20 23:11:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 23:11:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 23:11:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-20 23:11:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2019-09-20 23:11:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-09-20 23:11:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-09-20 23:11:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-09-20 23:11:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-09-20 23:11:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-09-20 23:11:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-09-20 23:11:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-09-20 23:11:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 23:11:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 23:11:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 23:11:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 23:11:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 23:11:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 23:11:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 23:11:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:11:54,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 23:11:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 23:11:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 23:11:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 23:11:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 23:11:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 23:11:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 23:11:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 23:11:54,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 23:11:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 23:11:54,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 23:11:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 23:11:54,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 23:11:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-09-20 23:11:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-09-20 23:11:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-09-20 23:11:54,587 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-09-20 23:11:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-09-20 23:11:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-09-20 23:11:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-09-20 23:11:54,588 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-20 23:11:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-20 23:11:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-09-20 23:11:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-20 23:11:54,589 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-09-20 23:11:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-09-20 23:11:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:11:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2019-09-20 23:11:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2019-09-20 23:11:54,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 23:11:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2019-09-20 23:11:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2019-09-20 23:11:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2019-09-20 23:11:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2019-09-20 23:11:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2019-09-20 23:11:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 23:11:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 23:11:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:11:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 23:11:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-09-20 23:11:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-09-20 23:11:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 23:11:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-09-20 23:11:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-09-20 23:11:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-09-20 23:11:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-09-20 23:11:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-09-20 23:11:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-09-20 23:11:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 23:11:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 23:11:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:11:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:11:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 23:11:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 23:11:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:11:55,374 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 23:11:57,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:11:57,161 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 23:11:57,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:11:57 BoogieIcfgContainer [2019-09-20 23:11:57,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:11:57,163 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:11:57,163 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:11:57,163 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:11:57,164 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:11:57" (1/1) ... [2019-09-20 23:11:57,165 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 23:11:57,198 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:11:57,198 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:11:57,217 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:11:57,228 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:11:57,230 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:12:03,213 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 611 [2019-09-20 23:12:09,046 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 599 DAG size of output: 573 [2019-09-20 23:12:11,665 WARN L191 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 573 [2019-09-20 23:12:14,185 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 573 [2019-09-20 23:12:14,221 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 61 for LOIs [2019-09-20 23:12:14,563 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 23:12:15,380 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-20 23:12:16,450 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 23:12:16,613 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 23:12:16,727 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80