/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:30:15,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:30:15,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:30:15,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:30:15,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:30:15,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:30:15,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:30:15,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:30:15,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:30:15,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:30:15,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:30:15,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:30:15,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:30:15,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:30:15,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:30:15,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:30:15,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:30:15,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:30:15,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:30:15,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:30:15,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:30:15,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:30:15,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:30:15,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:30:15,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:30:15,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:30:15,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:30:15,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:30:15,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:30:15,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:30:15,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:30:15,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:30:15,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:30:15,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:30:15,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:30:15,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:30:15,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:30:15,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:30:15,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:30:15,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:30:15,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:30:15,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:30:15,596 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:30:15,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:30:15,597 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:30:15,598 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:30:15,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:30:15,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:30:15,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:30:15,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:30:15,604 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:30:15,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:30:15,605 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:30:15,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:30:15,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:30:15,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:30:15,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:30:15,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:30:15,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:30:15,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:30:15,607 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:30:15,607 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:30:15,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:30:15,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:30:15,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:30:15,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:30:15,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:30:15,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:30:15,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:30:15,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:30:15,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:30:15,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:30:15,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:30:15,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:30:15,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:30:15,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:30:16,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:30:16,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:30:16,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:30:16,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:30:16,098 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:30:16,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c [2022-10-15 21:30:16,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330c2c33/153328a859054463927fff461e982de3/FLAGad42038e5 [2022-10-15 21:30:17,464 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:30:17,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c [2022-10-15 21:30:17,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330c2c33/153328a859054463927fff461e982de3/FLAGad42038e5 [2022-10-15 21:30:17,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8330c2c33/153328a859054463927fff461e982de3 [2022-10-15 21:30:17,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:30:17,772 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:30:17,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:30:17,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:30:17,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:30:17,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:30:17" (1/1) ... [2022-10-15 21:30:17,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645312fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:17, skipping insertion in model container [2022-10-15 21:30:17,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:30:17" (1/1) ... [2022-10-15 21:30:17,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:30:17,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:30:22,438 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[389323,389336] [2022-10-15 21:30:22,445 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[389897,389910] [2022-10-15 21:30:22,450 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[391096,391109] [2022-10-15 21:30:22,461 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[391804,391817] [2022-10-15 21:30:22,467 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[392245,392258] [2022-10-15 21:30:22,472 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[392477,392490] [2022-10-15 21:30:22,477 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[393055,393068] [2022-10-15 21:30:22,483 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[393645,393658] [2022-10-15 21:30:22,488 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394062,394075] [2022-10-15 21:30:22,493 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394459,394472] [2022-10-15 21:30:22,498 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394694,394707] [2022-10-15 21:30:22,503 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[395442,395455] [2022-10-15 21:30:22,509 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[395863,395876] [2022-10-15 21:30:22,514 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[396490,396503] [2022-10-15 21:30:22,519 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[396905,396918] [2022-10-15 21:30:22,525 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[397549,397562] [2022-10-15 21:30:22,531 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[398279,398292] [2022-10-15 21:30:22,538 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[399115,399128] [2022-10-15 21:30:22,544 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[400461,400474] [2022-10-15 21:30:22,550 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[400859,400872] [2022-10-15 21:30:22,556 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[401416,401429] [2022-10-15 21:30:22,561 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[401799,401812] [2022-10-15 21:30:22,566 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[402415,402428] [2022-10-15 21:30:22,572 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[402989,403002] [2022-10-15 21:30:22,578 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[403902,403915] [2022-10-15 21:30:22,583 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404293,404306] [2022-10-15 21:30:22,588 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404522,404535] [2022-10-15 21:30:22,595 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404928,404941] [2022-10-15 21:30:22,601 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[405785,405798] [2022-10-15 21:30:22,607 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[406192,406205] [2022-10-15 21:30:22,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:30:22,693 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:30:23,220 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[389323,389336] [2022-10-15 21:30:23,221 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[389897,389910] [2022-10-15 21:30:23,222 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[391096,391109] [2022-10-15 21:30:23,223 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[391804,391817] [2022-10-15 21:30:23,223 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[392245,392258] [2022-10-15 21:30:23,224 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[392477,392490] [2022-10-15 21:30:23,225 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[393055,393068] [2022-10-15 21:30:23,225 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[393645,393658] [2022-10-15 21:30:23,226 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394062,394075] [2022-10-15 21:30:23,226 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394459,394472] [2022-10-15 21:30:23,227 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[394694,394707] [2022-10-15 21:30:23,228 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[395442,395455] [2022-10-15 21:30:23,230 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[395863,395876] [2022-10-15 21:30:23,231 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[396490,396503] [2022-10-15 21:30:23,231 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[396905,396918] [2022-10-15 21:30:23,232 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[397549,397562] [2022-10-15 21:30:23,233 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[398279,398292] [2022-10-15 21:30:23,234 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[399115,399128] [2022-10-15 21:30:23,235 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[400461,400474] [2022-10-15 21:30:23,236 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[400859,400872] [2022-10-15 21:30:23,237 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[401416,401429] [2022-10-15 21:30:23,238 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[401799,401812] [2022-10-15 21:30:23,239 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[402415,402428] [2022-10-15 21:30:23,239 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[402989,403002] [2022-10-15 21:30:23,241 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[403902,403915] [2022-10-15 21:30:23,244 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404293,404306] [2022-10-15 21:30:23,245 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404522,404535] [2022-10-15 21:30:23,245 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[404928,404941] [2022-10-15 21:30:23,247 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[405785,405798] [2022-10-15 21:30:23,248 WARN L230 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-multiproperty/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c[406192,406205] [2022-10-15 21:30:23,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:30:23,647 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:30:23,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23 WrapperNode [2022-10-15 21:30:23,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:30:23,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:30:23,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:30:23,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:30:23,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:23,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,128 INFO L138 Inliner]: procedures = 640, calls = 2886, calls flagged for inlining = 251, calls inlined = 158, statements flattened = 4434 [2022-10-15 21:30:24,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:30:24,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:30:24,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:30:24,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:30:24,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,414 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:30:24,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:30:24,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:30:24,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:30:24,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (1/1) ... [2022-10-15 21:30:24,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:30:24,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:30:24,523 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) [2022-10-15 21:30:24,547 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 [2022-10-15 21:30:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-10-15 21:30:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:30:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:30:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-15 21:30:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-15 21:30:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-15 21:30:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-15 21:30:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:30:24,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:30:24,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_kaweth_device [2022-10-15 21:30:24,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_kaweth_device [2022-10-15 21:30:24,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:30:24,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:30:24,614 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-15 21:30:24,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2022-10-15 21:30:24,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2022-10-15 21:30:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-15 21:30:24,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-15 21:30:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-15 21:30:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-15 21:30:24,616 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-15 21:30:24,616 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2022-10-15 21:30:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2022-10-15 21:30:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:30:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:30:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:30:24,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:30:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-10-15 21:30:24,617 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-15 21:30:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2022-10-15 21:30:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-10-15 21:30:24,618 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2022-10-15 21:30:24,618 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2022-10-15 21:30:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 21:30:24,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-15 21:30:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-15 21:30:24,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 21:30:24,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 21:30:24,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:30:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:30:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-15 21:30:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-15 21:30:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:30:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:30:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:30:24,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:30:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:30:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-10-15 21:30:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2022-10-15 21:30:24,622 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 21:30:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 21:30:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:30:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2022-10-15 21:30:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2022-10-15 21:30:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:30:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:30:24,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-15 21:30:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-15 21:30:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:30:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:30:24,624 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-15 21:30:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:30:24,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:30:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:30:24,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-15 21:30:24,628 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-15 21:30:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-15 21:30:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:30:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:30:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:30:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:30:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:30:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 21:30:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 21:30:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-15 21:30:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2022-10-15 21:30:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2022-10-15 21:30:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:30:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:30:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2022-10-15 21:30:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2022-10-15 21:30:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2022-10-15 21:30:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2022-10-15 21:30:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-15 21:30:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-15 21:30:24,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:30:24,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:30:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-15 21:30:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-15 21:30:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:30:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:30:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:30:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:30:24,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:30:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:30:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:30:24,642 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2022-10-15 21:30:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:30:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:30:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-15 21:30:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:30:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:30:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:30:24,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-15 21:30:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-15 21:30:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-10-15 21:30:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-10-15 21:30:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-10-15 21:30:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-15 21:30:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-15 21:30:24,644 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2022-10-15 21:30:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2022-10-15 21:30:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-15 21:30:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:30:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:30:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-10-15 21:30:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-10-15 21:30:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:30:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:30:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:30:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:30:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-10-15 21:30:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-15 21:30:24,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-15 21:30:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2022-10-15 21:30:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2022-10-15 21:30:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-15 21:30:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-15 21:30:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-10-15 21:30:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2022-10-15 21:30:24,647 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2022-10-15 21:30:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_configuration [2022-10-15 21:30:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_kaweth_device [2022-10-15 21:30:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_kaweth_device [2022-10-15 21:30:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:30:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:30:24,648 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-15 21:30:24,648 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-15 21:30:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:30:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:30:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:30:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:30:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-10-15 21:30:24,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-10-15 21:30:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-15 21:30:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-15 21:30:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:30:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:30:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-10-15 21:30:24,650 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-10-15 21:30:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:30:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:30:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:30:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-15 21:30:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:30:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:30:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:30:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-15 21:30:24,651 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-15 21:30:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2022-10-15 21:30:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2022-10-15 21:30:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:30:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:30:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:30:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-15 21:30:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-15 21:30:24,652 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-15 21:30:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-15 21:30:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-15 21:30:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:30:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:30:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 21:30:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 21:30:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-15 21:30:24,653 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-15 21:30:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-15 21:30:24,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-15 21:30:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-15 21:30:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-10-15 21:30:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-10-15 21:30:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-15 21:30:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-15 21:30:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:30:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:30:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-10-15 21:30:24,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-10-15 21:30:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:30:24,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:30:24,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2022-10-15 21:30:24,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:30:24,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:30:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-15 21:30:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2022-10-15 21:30:24,665 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2022-10-15 21:30:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-15 21:30:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-15 21:30:24,665 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-15 21:30:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:30:24,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:30:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-15 21:30:24,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-15 21:30:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:30:24,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:30:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:30:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:30:24,667 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:30:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:30:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:30:24,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:30:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:30:24,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:30:24,667 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-15 21:30:24,668 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-15 21:30:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:30:24,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:30:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2022-10-15 21:30:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2022-10-15 21:30:24,668 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2022-10-15 21:30:24,668 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-15 21:30:24,668 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-15 21:30:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-15 21:30:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-15 21:30:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2022-10-15 21:30:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2022-10-15 21:30:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-15 21:30:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-15 21:30:24,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:30:24,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:30:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-15 21:30:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:30:24,670 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:30:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2022-10-15 21:30:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-10-15 21:30:24,670 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2022-10-15 21:30:24,670 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2022-10-15 21:30:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2022-10-15 21:30:24,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2022-10-15 21:30:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:30:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-15 21:30:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:30:24,671 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:30:24,671 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-10-15 21:30:24,671 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-10-15 21:30:25,438 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:30:25,442 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:30:33,742 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:30:33,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:30:33,772 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-15 21:30:33,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:30:33 BoogieIcfgContainer [2022-10-15 21:30:33,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:30:33,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:30:33,782 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:30:33,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:30:33,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:30:17" (1/3) ... [2022-10-15 21:30:33,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f2a1b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:30:33, skipping insertion in model container [2022-10-15 21:30:33,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:30:23" (2/3) ... [2022-10-15 21:30:33,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f2a1b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:30:33, skipping insertion in model container [2022-10-15 21:30:33,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:30:33" (3/3) ... [2022-10-15 21:30:33,790 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.c [2022-10-15 21:30:33,817 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:30:33,817 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2022-10-15 21:30:33,921 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:30:33,930 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cea447b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:30:33,931 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2022-10-15 21:30:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 1180 states, 762 states have (on average 1.2335958005249343) internal successors, (940), 816 states have internal predecessors, (940), 306 states have call successors, (306), 95 states have call predecessors, (306), 95 states have return successors, (306), 304 states have call predecessors, (306), 306 states have call successors, (306) [2022-10-15 21:30:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-10-15 21:30:33,976 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:30:33,978 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:30:33,978 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2022-10-15 21:30:33,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:30:33,985 INFO L85 PathProgramCache]: Analyzing trace with hash 64362313, now seen corresponding path program 1 times [2022-10-15 21:30:33,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:30:33,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677710588] [2022-10-15 21:30:33,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:30:33,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:30:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:30:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:30:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:30:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:30:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:30:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:30:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:30:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:30:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:30:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:30:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:30:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-15 21:30:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-15 21:30:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-15 21:30:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-15 21:30:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:35,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-15 21:30:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-10-15 21:30:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:36,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-15 21:30:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:36,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-15 21:30:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:36,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-10-15 21:30:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2022-10-15 21:30:36,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:30:36,089 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677710588] [2022-10-15 21:30:36,091 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677710588] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:30:36,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:30:36,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:30:36,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626375654] [2022-10-15 21:30:36,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:30:36,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:30:36,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:30:36,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:30:36,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:30:36,166 INFO L87 Difference]: Start difference. First operand has 1180 states, 762 states have (on average 1.2335958005249343) internal successors, (940), 816 states have internal predecessors, (940), 306 states have call successors, (306), 95 states have call predecessors, (306), 95 states have return successors, (306), 304 states have call predecessors, (306), 306 states have call successors, (306) Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-15 21:30:40,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:30:42,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:30:42,308 INFO L93 Difference]: Finished difference Result 2328 states and 3265 transitions. [2022-10-15 21:30:42,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:30:42,311 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 219 [2022-10-15 21:30:42,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:30:42,339 INFO L225 Difference]: With dead ends: 2328 [2022-10-15 21:30:42,339 INFO L226 Difference]: Without dead ends: 890 [2022-10-15 21:30:42,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-15 21:30:42,369 INFO L413 NwaCegarLoop]: 1370 mSDtfsCounter, 1293 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 970 mSolverCounterSat, 1156 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 2527 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1156 IncrementalHoareTripleChecker+Valid, 970 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-10-15 21:30:42,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1293 Valid, 2527 Invalid, 2127 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1156 Valid, 970 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-10-15 21:30:42,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2022-10-15 21:30:42,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 869. [2022-10-15 21:30:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 580 states have (on average 1.236206896551724) internal successors, (717), 604 states have internal predecessors, (717), 222 states have call successors, (222), 52 states have call predecessors, (222), 51 states have return successors, (220), 219 states have call predecessors, (220), 220 states have call successors, (220) [2022-10-15 21:30:42,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1159 transitions. [2022-10-15 21:30:42,567 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1159 transitions. Word has length 219 [2022-10-15 21:30:42,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:30:42,568 INFO L495 AbstractCegarLoop]: Abstraction has 869 states and 1159 transitions. [2022-10-15 21:30:42,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 2 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-15 21:30:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1159 transitions. [2022-10-15 21:30:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-10-15 21:30:42,585 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:30:42,586 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:30:42,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:30:42,587 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2022-10-15 21:30:42,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:30:42,588 INFO L85 PathProgramCache]: Analyzing trace with hash 311232329, now seen corresponding path program 1 times [2022-10-15 21:30:42,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:30:42,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462875498] [2022-10-15 21:30:42,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:30:42,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:30:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:30:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:30:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:30:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:30:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:30:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:30:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:30:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:30:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:30:45,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:30:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:30:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:45,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-15 21:30:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-15 21:30:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-15 21:30:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-15 21:30:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-10-15 21:30:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-10-15 21:30:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-15 21:30:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-15 21:30:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2022-10-15 21:30:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:46,115 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2022-10-15 21:30:46,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:30:46,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462875498] [2022-10-15 21:30:46,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462875498] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:30:46,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:30:46,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-15 21:30:46,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771420745] [2022-10-15 21:30:46,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:30:46,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-15 21:30:46,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:30:46,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-15 21:30:46,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-15 21:30:46,121 INFO L87 Difference]: Start difference. First operand 869 states and 1159 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-15 21:30:49,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:30:55,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:30:55,555 INFO L93 Difference]: Finished difference Result 1769 states and 2364 transitions. [2022-10-15 21:30:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-15 21:30:55,556 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 219 [2022-10-15 21:30:55,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:30:55,568 INFO L225 Difference]: With dead ends: 1769 [2022-10-15 21:30:55,568 INFO L226 Difference]: Without dead ends: 954 [2022-10-15 21:30:55,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-10-15 21:30:55,575 INFO L413 NwaCegarLoop]: 1078 mSDtfsCounter, 1117 mSDsluCounter, 2395 mSDsCounter, 0 mSdLazyCounter, 2934 mSolverCounterSat, 1010 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 3473 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1010 IncrementalHoareTripleChecker+Valid, 2934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:30:55,575 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 3473 Invalid, 3944 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1010 Valid, 2934 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-10-15 21:30:55,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2022-10-15 21:30:55,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 872. [2022-10-15 21:30:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 872 states, 583 states have (on average 1.234991423670669) internal successors, (720), 607 states have internal predecessors, (720), 222 states have call successors, (222), 52 states have call predecessors, (222), 51 states have return successors, (220), 219 states have call predecessors, (220), 220 states have call successors, (220) [2022-10-15 21:30:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1162 transitions. [2022-10-15 21:30:55,652 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1162 transitions. Word has length 219 [2022-10-15 21:30:55,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:30:55,653 INFO L495 AbstractCegarLoop]: Abstraction has 872 states and 1162 transitions. [2022-10-15 21:30:55,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-15 21:30:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1162 transitions. [2022-10-15 21:30:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-10-15 21:30:55,659 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:30:55,659 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:30:55,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 21:30:55,660 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2022-10-15 21:30:55,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:30:55,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1496786505, now seen corresponding path program 1 times [2022-10-15 21:30:55,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:30:55,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724102569] [2022-10-15 21:30:55,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:30:55,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:30:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:30:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:30:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:30:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:30:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:30:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:30:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:30:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:30:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:30:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:30:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:30:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-10-15 21:30:57,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-15 21:30:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-15 21:30:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-10-15 21:30:57,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-10-15 21:30:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:30:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:30:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:30:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2022-10-15 21:30:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2022-10-15 21:30:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-10-15 21:30:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-10-15 21:30:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-10-15 21:30:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:30:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-10-15 21:30:57,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:30:57,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724102569] [2022-10-15 21:30:57,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724102569] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:30:57,801 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:30:57,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-15 21:30:57,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388362435] [2022-10-15 21:30:57,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:30:57,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-15 21:30:57,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:30:57,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-15 21:30:57,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-10-15 21:30:57,804 INFO L87 Difference]: Start difference. First operand 872 states and 1162 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-10-15 21:31:03,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:31:06,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:31:06,151 INFO L93 Difference]: Finished difference Result 1698 states and 2258 transitions. [2022-10-15 21:31:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-15 21:31:06,152 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 240 [2022-10-15 21:31:06,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:31:06,166 INFO L225 Difference]: With dead ends: 1698 [2022-10-15 21:31:06,166 INFO L226 Difference]: Without dead ends: 897 [2022-10-15 21:31:06,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2022-10-15 21:31:06,178 INFO L413 NwaCegarLoop]: 1060 mSDtfsCounter, 960 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 2169 mSolverCounterSat, 892 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2997 SdHoareTripleChecker+Invalid, 3062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 892 IncrementalHoareTripleChecker+Valid, 2169 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:31:06,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [960 Valid, 2997 Invalid, 3062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [892 Valid, 2169 Invalid, 1 Unknown, 0 Unchecked, 8.0s Time] [2022-10-15 21:31:06,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2022-10-15 21:31:06,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 874. [2022-10-15 21:31:06,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 585 states have (on average 1.2341880341880342) internal successors, (722), 609 states have internal predecessors, (722), 222 states have call successors, (222), 52 states have call predecessors, (222), 51 states have return successors, (220), 219 states have call predecessors, (220), 220 states have call successors, (220) [2022-10-15 21:31:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1164 transitions. [2022-10-15 21:31:06,250 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1164 transitions. Word has length 240 [2022-10-15 21:31:06,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:31:06,252 INFO L495 AbstractCegarLoop]: Abstraction has 874 states and 1164 transitions. [2022-10-15 21:31:06,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 4 states have internal predecessors, (76), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-10-15 21:31:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1164 transitions. [2022-10-15 21:31:06,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-10-15 21:31:06,260 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:31:06,260 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:31:06,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-15 21:31:06,261 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 14 more)] === [2022-10-15 21:31:06,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:31:06,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1418018122, now seen corresponding path program 1 times [2022-10-15 21:31:06,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:31:06,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728494023] [2022-10-15 21:31:06,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:06,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms