/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 04:33:50,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 04:33:50,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 04:33:50,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 04:33:50,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 04:33:50,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 04:33:50,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 04:33:50,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 04:33:50,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 04:33:50,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 04:33:50,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 04:33:50,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 04:33:50,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 04:33:50,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 04:33:50,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 04:33:50,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 04:33:50,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 04:33:50,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 04:33:50,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 04:33:50,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 04:33:50,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 04:33:50,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 04:33:50,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 04:33:50,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 04:33:50,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 04:33:50,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 04:33:50,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 04:33:50,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 04:33:50,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 04:33:50,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 04:33:50,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 04:33:50,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 04:33:50,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 04:33:50,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 04:33:50,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 04:33:50,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 04:33:50,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 04:33:50,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 04:33:50,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 04:33:50,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 04:33:50,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 04:33:50,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-03-23 04:33:50,974 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 04:33:50,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 04:33:50,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 04:33:50,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 04:33:50,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 04:33:50,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 04:33:50,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 04:33:50,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 04:33:50,977 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 04:33:50,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 04:33:50,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 04:33:50,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 04:33:50,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 04:33:50,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 04:33:50,980 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 04:33:51,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 04:33:51,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 04:33:51,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 04:33:51,187 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 04:33:51,188 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 04:33:51,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-03-23 04:33:52,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 04:33:52,519 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 04:33:52,520 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-03-23 04:33:52,544 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad43ff90/2dff849cf2694f4cb91d8b4d62994efc/FLAGd135c7196 [2023-03-23 04:33:52,558 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dad43ff90/2dff849cf2694f4cb91d8b4d62994efc [2023-03-23 04:33:52,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 04:33:52,562 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 04:33:52,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 04:33:52,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 04:33:52,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 04:33:52,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 04:33:52" (1/1) ... [2023-03-23 04:33:52,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c290188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:52, skipping insertion in model container [2023-03-23 04:33:52,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 04:33:52" (1/1) ... [2023-03-23 04:33:52,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 04:33:52,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 04:33:53,174 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i[113815,113828] [2023-03-23 04:33:53,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 04:33:53,236 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 04:33:53,417 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8.cil.out.i[113815,113828] [2023-03-23 04:33:53,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 04:33:53,454 INFO L208 MainTranslator]: Completed translation [2023-03-23 04:33:53,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53 WrapperNode [2023-03-23 04:33:53,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 04:33:53,456 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 04:33:53,456 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 04:33:53,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 04:33:53,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,573 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 04:33:53,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 04:33:53,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 04:33:53,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 04:33:53,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:33:53" (1/1) ... [2023-03-23 04:33:53,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 04:33:53,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 04:33:53,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-23 04:33:53,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-23 04:33:53,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-03-23 04:33:53,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2023-03-23 04:33:53,649 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_irq [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_open [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_close [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2023-03-23 04:33:53,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2023-03-23 04:33:53,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-23 04:33:53,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-03-23 04:33:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-03-23 04:33:53,653 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-03-23 04:33:53,654 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2023-03-23 04:33:53,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-03-23 04:33:53,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-23 04:33:53,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2023-03-23 04:33:53,658 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_irq [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_open [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_close [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2023-03-23 04:33:53,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-23 04:33:53,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 04:33:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 04:33:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 04:33:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-23 04:33:53,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 04:33:53,946 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 04:33:53,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 04:33:53,996 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-03-23 04:33:54,698 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 04:33:54,707 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 04:33:54,707 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-03-23 04:33:54,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 04:33:54 BoogieIcfgContainer [2023-03-23 04:33:54,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 04:33:54,710 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 04:33:54,710 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 04:33:54,711 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 04:33:54,711 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 04:33:54" (1/1) ... [2023-03-23 04:33:54,712 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-23 04:33:54,801 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-23 04:33:54,801 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 04:33:54,807 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 04:33:54,812 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 04:33:54,813 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-23 04:33:57,591 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 521 for LOIs