/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--staging--dgnc--dgnc.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:59:12,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:59:12,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:59:12,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:59:12,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:59:12,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:59:12,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:59:12,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:59:12,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:59:12,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:59:12,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:59:12,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:59:12,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:59:12,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:59:12,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:59:12,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:59:12,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:59:12,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:59:12,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:59:12,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:59:12,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:59:12,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:59:12,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:59:12,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:59:12,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:59:12,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:59:12,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:59:12,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:59:12,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:59:12,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:59:12,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:59:12,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:59:12,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:59:12,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:59:12,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:59:12,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:59:12,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:59:12,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:59:12,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:59:12,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:59:12,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:59:12,795 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 [2022-10-16 13:59:12,826 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:59:12,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:59:12,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:59:12,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:59:12,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:59:12,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:59:12,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:59:12,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:59:12,830 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:59:12,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:59:12,830 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:59:12,831 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:59:12,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:59:12,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:59:12,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:59:12,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:59:12,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:59:12,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:59:12,832 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:59:12,833 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:59:12,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:59:12,833 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:59:12,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:59:12,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:59:12,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:59:12,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:59:12,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:12,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:59:12,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:59:12,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:59:12,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:59:12,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:59:12,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:59:12,836 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:59:13,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:59:13,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:59:13,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:59:13,387 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:59:13,387 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:59:13,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.c [2022-10-16 13:59:13,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3f62c8/a61afd97942a4be3a094fa0f938a07c7/FLAGd8507001b [2022-10-16 13:59:14,844 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:59:14,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.c [2022-10-16 13:59:14,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3f62c8/a61afd97942a4be3a094fa0f938a07c7/FLAGd8507001b [2022-10-16 13:59:15,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff3f62c8/a61afd97942a4be3a094fa0f938a07c7 [2022-10-16 13:59:15,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:59:15,383 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:59:15,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:15,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:59:15,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:59:15,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:15" (1/1) ... [2022-10-16 13:59:15,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623b0e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:15, skipping insertion in model container [2022-10-16 13:59:15,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:15" (1/1) ... [2022-10-16 13:59:15,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:59:15,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:59:25,316 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--staging--dgnc--dgnc.ko.cil.c[715064,715077] [2022-10-16 13:59:25,324 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--staging--dgnc--dgnc.ko.cil.c[715638,715651] [2022-10-16 13:59:25,332 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--staging--dgnc--dgnc.ko.cil.c[716837,716850] [2022-10-16 13:59:25,340 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--staging--dgnc--dgnc.ko.cil.c[717545,717558] [2022-10-16 13:59:25,348 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--staging--dgnc--dgnc.ko.cil.c[717986,717999] [2022-10-16 13:59:25,356 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--staging--dgnc--dgnc.ko.cil.c[718218,718231] [2022-10-16 13:59:25,364 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--staging--dgnc--dgnc.ko.cil.c[718796,718809] [2022-10-16 13:59:25,372 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--staging--dgnc--dgnc.ko.cil.c[719386,719399] [2022-10-16 13:59:25,388 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--staging--dgnc--dgnc.ko.cil.c[719803,719816] [2022-10-16 13:59:25,396 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--staging--dgnc--dgnc.ko.cil.c[720200,720213] [2022-10-16 13:59:25,402 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--staging--dgnc--dgnc.ko.cil.c[720435,720448] [2022-10-16 13:59:25,408 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--staging--dgnc--dgnc.ko.cil.c[721183,721196] [2022-10-16 13:59:25,415 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--staging--dgnc--dgnc.ko.cil.c[721604,721617] [2022-10-16 13:59:25,421 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--staging--dgnc--dgnc.ko.cil.c[722231,722244] [2022-10-16 13:59:25,428 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--staging--dgnc--dgnc.ko.cil.c[722646,722659] [2022-10-16 13:59:25,434 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--staging--dgnc--dgnc.ko.cil.c[723290,723303] [2022-10-16 13:59:25,442 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--staging--dgnc--dgnc.ko.cil.c[724020,724033] [2022-10-16 13:59:25,450 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--staging--dgnc--dgnc.ko.cil.c[724856,724869] [2022-10-16 13:59:25,458 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--staging--dgnc--dgnc.ko.cil.c[726202,726215] [2022-10-16 13:59:25,466 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--staging--dgnc--dgnc.ko.cil.c[726600,726613] [2022-10-16 13:59:25,473 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--staging--dgnc--dgnc.ko.cil.c[727157,727170] [2022-10-16 13:59:25,480 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--staging--dgnc--dgnc.ko.cil.c[727540,727553] [2022-10-16 13:59:25,486 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--staging--dgnc--dgnc.ko.cil.c[728156,728169] [2022-10-16 13:59:25,492 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--staging--dgnc--dgnc.ko.cil.c[728730,728743] [2022-10-16 13:59:25,498 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--staging--dgnc--dgnc.ko.cil.c[729643,729656] [2022-10-16 13:59:25,504 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--staging--dgnc--dgnc.ko.cil.c[730034,730047] [2022-10-16 13:59:25,510 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--staging--dgnc--dgnc.ko.cil.c[730263,730276] [2022-10-16 13:59:25,516 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--staging--dgnc--dgnc.ko.cil.c[730669,730682] [2022-10-16 13:59:25,523 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--staging--dgnc--dgnc.ko.cil.c[731526,731539] [2022-10-16 13:59:25,530 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--staging--dgnc--dgnc.ko.cil.c[731933,731946] [2022-10-16 13:59:25,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:25,587 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:59:26,832 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--staging--dgnc--dgnc.ko.cil.c[715064,715077] [2022-10-16 13:59:26,833 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--staging--dgnc--dgnc.ko.cil.c[715638,715651] [2022-10-16 13:59:26,834 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--staging--dgnc--dgnc.ko.cil.c[716837,716850] [2022-10-16 13:59:26,834 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--staging--dgnc--dgnc.ko.cil.c[717545,717558] [2022-10-16 13:59:26,835 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--staging--dgnc--dgnc.ko.cil.c[717986,717999] [2022-10-16 13:59:26,835 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--staging--dgnc--dgnc.ko.cil.c[718218,718231] [2022-10-16 13:59:26,836 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--staging--dgnc--dgnc.ko.cil.c[718796,718809] [2022-10-16 13:59:26,837 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--staging--dgnc--dgnc.ko.cil.c[719386,719399] [2022-10-16 13:59:26,837 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--staging--dgnc--dgnc.ko.cil.c[719803,719816] [2022-10-16 13:59:26,838 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--staging--dgnc--dgnc.ko.cil.c[720200,720213] [2022-10-16 13:59:26,838 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--staging--dgnc--dgnc.ko.cil.c[720435,720448] [2022-10-16 13:59:26,839 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--staging--dgnc--dgnc.ko.cil.c[721183,721196] [2022-10-16 13:59:26,839 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--staging--dgnc--dgnc.ko.cil.c[721604,721617] [2022-10-16 13:59:26,840 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--staging--dgnc--dgnc.ko.cil.c[722231,722244] [2022-10-16 13:59:26,840 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--staging--dgnc--dgnc.ko.cil.c[722646,722659] [2022-10-16 13:59:26,843 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--staging--dgnc--dgnc.ko.cil.c[723290,723303] [2022-10-16 13:59:26,844 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--staging--dgnc--dgnc.ko.cil.c[724020,724033] [2022-10-16 13:59:26,844 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--staging--dgnc--dgnc.ko.cil.c[724856,724869] [2022-10-16 13:59:26,845 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--staging--dgnc--dgnc.ko.cil.c[726202,726215] [2022-10-16 13:59:26,846 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--staging--dgnc--dgnc.ko.cil.c[726600,726613] [2022-10-16 13:59:26,846 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--staging--dgnc--dgnc.ko.cil.c[727157,727170] [2022-10-16 13:59:26,847 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--staging--dgnc--dgnc.ko.cil.c[727540,727553] [2022-10-16 13:59:26,848 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--staging--dgnc--dgnc.ko.cil.c[728156,728169] [2022-10-16 13:59:26,848 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--staging--dgnc--dgnc.ko.cil.c[728730,728743] [2022-10-16 13:59:26,849 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--staging--dgnc--dgnc.ko.cil.c[729643,729656] [2022-10-16 13:59:26,850 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--staging--dgnc--dgnc.ko.cil.c[730034,730047] [2022-10-16 13:59:26,850 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--staging--dgnc--dgnc.ko.cil.c[730263,730276] [2022-10-16 13:59:26,850 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--staging--dgnc--dgnc.ko.cil.c[730669,730682] [2022-10-16 13:59:26,851 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--staging--dgnc--dgnc.ko.cil.c[731526,731539] [2022-10-16 13:59:26,852 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--staging--dgnc--dgnc.ko.cil.c[731933,731946] [2022-10-16 13:59:26,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:27,329 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:59:27,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27 WrapperNode [2022-10-16 13:59:27,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:27,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:27,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:59:27,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:59:27,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:27,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:28,328 INFO L138 Inliner]: procedures = 984, calls = 6748, calls flagged for inlining = 465, calls inlined = 392, statements flattened = 17911 [2022-10-16 13:59:28,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:28,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:59:28,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:59:28,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:59:28,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:28,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:28,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:28,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,492 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:59:29,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:59:29,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:59:29,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:59:29,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (1/1) ... [2022-10-16 13:59:29,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:29,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:59:29,699 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) [2022-10-16 13:59:29,713 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 [2022-10-16 13:59:29,762 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2022-10-16 13:59:29,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-10-16 13:59:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-10-16 13:59:29,763 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_maxcps_room [2022-10-16 13:59:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_maxcps_room [2022-10-16 13:59:29,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:29,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-16 13:59:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-16 13:59:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-16 13:59:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure neo_vpd [2022-10-16 13:59:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_vpd [2022-10-16 13:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2022-10-16 13:59:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2022-10-16 13:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2022-10-16 13:59:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2022-10-16 13:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-16 13:59:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-16 13:59:29,765 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2022-10-16 13:59:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 13:59:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 13:59:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_close [2022-10-16 13:59:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_close [2022-10-16 13:59:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_chars_in_buffer [2022-10-16 13:59:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_chars_in_buffer [2022-10-16 13:59:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_version_show [2022-10-16 13:59:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_version_show [2022-10-16 13:59:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2022-10-16 13:59:29,767 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2022-10-16 13:59:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-10-16 13:59:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-10-16 13:59:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:59:29,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-10-16 13:59:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-10-16 13:59:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-16 13:59:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-16 13:59:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 13:59:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 13:59:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2022-10-16 13:59:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2022-10-16 13:59:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-16 13:59:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-10-16 13:59:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-10-16 13:59:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-16 13:59:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-16 13:59:29,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-10-16 13:59:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-10-16 13:59:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-16 13:59:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-16 13:59:29,771 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_start [2022-10-16 13:59:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_start [2022-10-16 13:59:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:59:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-16 13:59:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-10-16 13:59:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-10-16 13:59:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-10-16 13:59:29,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:59:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-16 13:59:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2022-10-16 13:59:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2022-10-16 13:59:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-10-16 13:59:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2022-10-16 13:59:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2022-10-16 13:59:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-10-16 13:59:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-10-16 13:59:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2022-10-16 13:59:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-10-16 13:59:29,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-16 13:59:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:59:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:59:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:59:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:59:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-10-16 13:59:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure cls_drain [2022-10-16 13:59:29,776 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_drain [2022-10-16 13:59:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:59:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-10-16 13:59:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-10-16 13:59:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-10-16 13:59:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-16 13:59:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-16 13:59:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2022-10-16 13:59:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_hangup [2022-10-16 13:59:29,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_hangup [2022-10-16 13:59:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2022-10-16 13:59:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2022-10-16 13:59:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-16 13:59:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-16 13:59:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmget [2022-10-16 13:59:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmget [2022-10-16 13:59:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_open [2022-10-16 13:59:29,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_open [2022-10-16 13:59:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_set_termios [2022-10-16 13:59:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_set_termios [2022-10-16 13:59:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_input [2022-10-16 13:59:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_input [2022-10-16 13:59:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-10-16 13:59:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-10-16 13:59:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:59:29,779 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:59:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:59:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:59:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2022-10-16 13:59:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-10-16 13:59:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-10-16 13:59:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_boards_show [2022-10-16 13:59:29,780 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_boards_show [2022-10-16 13:59:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-10-16 13:59:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2022-10-16 13:59:29,781 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2022-10-16 13:59:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:59:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:59:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:59:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:29,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-10-16 13:59:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-10-16 13:59:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2022-10-16 13:59:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2022-10-16 13:59:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_112 [2022-10-16 13:59:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_112 [2022-10-16 13:59:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:59:29,783 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2022-10-16 13:59:29,783 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2022-10-16 13:59:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-10-16 13:59:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-10-16 13:59:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-16 13:59:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2022-10-16 13:59:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2022-10-16 13:59:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-10-16 13:59:29,784 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-10-16 13:59:29,784 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-10-16 13:59:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-10-16 13:59:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-10-16 13:59:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-10-16 13:59:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-16 13:59:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-10-16 13:59:29,785 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-16 13:59:29,785 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-16 13:59:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-16 13:59:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-16 13:59:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:59:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:59:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_cleanup_module [2022-10-16 13:59:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_cleanup_module [2022-10-16 13:59:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-10-16 13:59:29,786 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-10-16 13:59:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_chars [2022-10-16 13:59:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_chars [2022-10-16 13:59:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2022-10-16 13:59:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2022-10-16 13:59:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:29,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2022-10-16 13:59:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2022-10-16 13:59:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-16 13:59:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_close [2022-10-16 13:59:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_close [2022-10-16 13:59:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2022-10-16 13:59:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2022-10-16 13:59:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:29,788 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2022-10-16 13:59:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2022-10-16 13:59:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-10-16 13:59:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-10-16 13:59:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:59:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wakeup_writes [2022-10-16 13:59:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wakeup_writes [2022-10-16 13:59:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:59:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:59:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2022-10-16 13:59:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2022-10-16 13:59:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2022-10-16 13:59:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-16 13:59:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-10-16 13:59:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-10-16 13:59:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wmove [2022-10-16 13:59:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wmove [2022-10-16 13:59:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-16 13:59:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-10-16 13:59:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-10-16 13:59:29,791 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2022-10-16 13:59:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2022-10-16 13:59:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2022-10-16 13:59:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2022-10-16 13:59:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2022-10-16 13:59:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2022-10-16 13:59:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-10-16 13:59:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-10-16 13:59:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-10-16 13:59:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-10-16 13:59:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-10-16 13:59:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-10-16 13:59:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-10-16 13:59:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-10-16 13:59:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_wait_until_sent [2022-10-16 13:59:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_wait_until_sent [2022-10-16 13:59:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 13:59:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 13:59:29,794 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2022-10-16 13:59:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2022-10-16 13:59:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure tty_check_change [2022-10-16 13:59:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure tty_buffer_request_room [2022-10-16 13:59:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-16 13:59:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-16 13:59:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2022-10-16 13:59:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2022-10-16 13:59:29,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:59:29,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:59:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2022-10-16 13:59:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2022-10-16 13:59:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-10-16 13:59:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-10-16 13:59:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2022-10-16 13:59:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2022-10-16 13:59:29,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-10-16 13:59:29,796 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-10-16 13:59:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:59:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_do_remap [2022-10-16 13:59:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_do_remap [2022-10-16 13:59:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:29,797 INFO L130 BoogieDeclarations]: Found specification of procedure neo_drain [2022-10-16 13:59:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_drain [2022-10-16 13:59:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 13:59:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 13:59:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_open [2022-10-16 13:59:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_open [2022-10-16 13:59:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_uninit [2022-10-16 13:59:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_uninit [2022-10-16 13:59:29,798 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_stop [2022-10-16 13:59:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_stop [2022-10-16 13:59:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_buffer [2022-10-16 13:59:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_buffer [2022-10-16 13:59:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_store [2022-10-16 13:59:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_store [2022-10-16 13:59:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 13:59:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 13:59:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:59:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:59:29,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:59:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2022-10-16 13:59:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2022-10-16 13:59:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-10-16 13:59:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_ref [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_check_queue_flow_control [2022-10-16 13:59:29,801 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_check_queue_flow_control [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 13:59:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:59:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-16 13:59:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-16 13:59:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2022-10-16 13:59:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2022-10-16 13:59:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-16 13:59:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:59:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:59:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2022-10-16 13:59:29,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2022-10-16 13:59:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-16 13:59:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-16 13:59:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmset [2022-10-16 13:59:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmset [2022-10-16 13:59:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-16 13:59:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-16 13:59:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-10-16 13:59:29,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-10-16 13:59:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_unthrottle [2022-10-16 13:59:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_unthrottle [2022-10-16 13:59:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2022-10-16 13:59:29,804 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2022-10-16 13:59:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device [2022-10-16 13:59:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device [2022-10-16 13:59:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:29,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-16 13:59:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-16 13:59:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-16 13:59:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2022-10-16 13:59:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2022-10-16 13:59:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_remove_tty_sysfs [2022-10-16 13:59:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_remove_tty_sysfs [2022-10-16 13:59:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2022-10-16 13:59:29,807 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2022-10-16 13:59:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-10-16 13:59:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-10-16 13:59:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2022-10-16 13:59:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2022-10-16 13:59:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2022-10-16 13:59:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2022-10-16 13:59:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write [2022-10-16 13:59:29,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write [2022-10-16 13:59:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:59:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_init_one [2022-10-16 13:59:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_init_one [2022-10-16 13:59:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-10-16 13:59:29,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-10-16 13:59:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_carrier [2022-10-16 13:59:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_carrier [2022-10-16 13:59:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_ioctl [2022-10-16 13:59:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_ioctl [2022-10-16 13:59:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_throttle [2022-10-16 13:59:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_throttle [2022-10-16 13:59:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2022-10-16 13:59:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2022-10-16 13:59:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-10-16 13:59:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint~0 [2022-10-16 13:59:29,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint~0 [2022-10-16 13:59:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-16 13:59:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-16 13:59:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:59:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:59:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_put_char [2022-10-16 13:59:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_put_char [2022-10-16 13:59:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2022-10-16 13:59:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2022-10-16 13:59:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_maxboards_show [2022-10-16 13:59:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_maxboards_show [2022-10-16 13:59:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-10-16 13:59:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-10-16 13:59:29,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_create_tty_sysfs [2022-10-16 13:59:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_create_tty_sysfs [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-16 13:59:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-16 13:59:29,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97___0 [2022-10-16 13:59:29,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97___0 [2022-10-16 13:59:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-16 13:59:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-16 13:59:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-16 13:59:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-16 13:59:29,814 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-16 13:59:29,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 13:59:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 13:59:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2022-10-16 13:59:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2022-10-16 13:59:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2022-10-16 13:59:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure neo_tasklet [2022-10-16 13:59:29,815 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_tasklet [2022-10-16 13:59:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_break [2022-10-16 13:59:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_break [2022-10-16 13:59:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_flush [2022-10-16 13:59:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-16 13:59:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2022-10-16 13:59:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write_room [2022-10-16 13:59:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write_room [2022-10-16 13:59:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:59:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2022-10-16 13:59:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2022-10-16 13:59:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_xchar [2022-10-16 13:59:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_xchar [2022-10-16 13:59:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_show [2022-10-16 13:59:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_show [2022-10-16 13:59:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-16 13:59:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-10-16 13:59:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-16 13:59:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-16 13:59:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_100 [2022-10-16 13:59:29,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_100 [2022-10-16 13:59:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure cls_tasklet [2022-10-16 13:59:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_tasklet [2022-10-16 13:59:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-10-16 13:59:29,819 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-10-16 13:59:29,819 INFO L130 BoogieDeclarations]: Found specification of procedure cls_vpd [2022-10-16 13:59:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_vpd [2022-10-16 13:59:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2022-10-16 13:59:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2022-10-16 13:59:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-16 13:59:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-16 13:59:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-16 13:59:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-10-16 13:59:29,820 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-16 13:59:29,820 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-16 13:59:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2022-10-16 13:59:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2022-10-16 13:59:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2022-10-16 13:59:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2022-10-16 13:59:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-16 13:59:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-16 13:59:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2022-10-16 13:59:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2022-10-16 13:59:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 13:59:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 13:59:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-10-16 13:59:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2022-10-16 13:59:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 13:59:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 13:59:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2022-10-16 13:59:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2022-10-16 13:59:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:59:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-16 13:59:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-10-16 13:59:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-10-16 13:59:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-10-16 13:59:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-16 13:59:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-16 13:59:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-16 13:59:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-10-16 13:59:31,252 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:59:31,261 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:59:55,147 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#buf~0#1.base, ~#buf~0#1.offset);havoc ~#buf~0#1.base, ~#buf~0#1.offset;call ULTIMATE.dealloc(~#buf___0~0#1.base, ~#buf___0~0#1.offset);havoc ~#buf___0~0#1.base, ~#buf___0~0#1.offset; [2022-10-16 14:01:14,815 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:01:14,880 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:01:14,880 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-16 14:01:14,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:01:14 BoogieIcfgContainer [2022-10-16 14:01:14,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:01:14,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:01:14,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:01:14,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:01:14,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:59:15" (1/3) ... [2022-10-16 14:01:14,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26732cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:01:14, skipping insertion in model container [2022-10-16 14:01:14,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:27" (2/3) ... [2022-10-16 14:01:14,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26732cab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:01:14, skipping insertion in model container [2022-10-16 14:01:14,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:01:14" (3/3) ... [2022-10-16 14:01:14,904 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.c [2022-10-16 14:01:14,928 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:01:14,928 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 176 error locations. [2022-10-16 14:01:15,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:01:15,131 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;@28c05ea5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:01:15,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 176 error locations. [2022-10-16 14:01:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand has 5663 states, 4083 states have (on average 1.5018368846436443) internal successors, (6132), 4441 states have internal predecessors, (6132), 1196 states have call successors, (1196), 207 states have call predecessors, (1196), 207 states have return successors, (1196), 1122 states have call predecessors, (1196), 1196 states have call successors, (1196) [2022-10-16 14:01:15,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-16 14:01:15,164 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:15,165 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:15,166 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [dgnc_tty_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 173 more)] === [2022-10-16 14:01:15,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:15,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1502625005, now seen corresponding path program 1 times [2022-10-16 14:01:15,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:15,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691807746] [2022-10-16 14:01:15,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:15,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:16,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:16,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:01:16,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:16,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691807746] [2022-10-16 14:01:16,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691807746] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:16,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:16,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:01:16,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714619931] [2022-10-16 14:01:16,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:16,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 14:01:16,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:16,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 14:01:16,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 14:01:16,357 INFO L87 Difference]: Start difference. First operand has 5663 states, 4083 states have (on average 1.5018368846436443) internal successors, (6132), 4441 states have internal predecessors, (6132), 1196 states have call successors, (1196), 207 states have call predecessors, (1196), 207 states have return successors, (1196), 1122 states have call predecessors, (1196), 1196 states have call successors, (1196) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:16,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:16,891 INFO L93 Difference]: Finished difference Result 11213 states and 17674 transitions. [2022-10-16 14:01:16,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 14:01:16,894 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-10-16 14:01:16,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:16,982 INFO L225 Difference]: With dead ends: 11213 [2022-10-16 14:01:16,982 INFO L226 Difference]: Without dead ends: 5342 [2022-10-16 14:01:17,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 14:01:17,058 INFO L413 NwaCegarLoop]: 7900 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7900 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:17,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7900 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:01:17,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-10-16 14:01:17,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 5342. [2022-10-16 14:01:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5342 states, 3942 states have (on average 1.3744292237442923) internal successors, (5418), 4206 states have internal predecessors, (5418), 1118 states have call successors, (1118), 164 states have call predecessors, (1118), 164 states have return successors, (1117), 1044 states have call predecessors, (1117), 1117 states have call successors, (1117) [2022-10-16 14:01:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5342 states to 5342 states and 7653 transitions. [2022-10-16 14:01:17,601 INFO L78 Accepts]: Start accepts. Automaton has 5342 states and 7653 transitions. Word has length 12 [2022-10-16 14:01:17,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:17,601 INFO L495 AbstractCegarLoop]: Abstraction has 5342 states and 7653 transitions. [2022-10-16 14:01:17,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 5342 states and 7653 transitions. [2022-10-16 14:01:17,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-16 14:01:17,603 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:17,603 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:17,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:01:17,604 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [dgnc_tty_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 173 more)] === [2022-10-16 14:01:17,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:17,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1982995665, now seen corresponding path program 1 times [2022-10-16 14:01:17,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:17,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320479534] [2022-10-16 14:01:17,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:18,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:01:18,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:18,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320479534] [2022-10-16 14:01:18,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320479534] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:18,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:18,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:01:18,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522267577] [2022-10-16 14:01:18,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:18,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:01:18,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:18,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:01:18,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:01:18,579 INFO L87 Difference]: Start difference. First operand 5342 states and 7653 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:18,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:18,945 INFO L93 Difference]: Finished difference Result 10679 states and 15300 transitions. [2022-10-16 14:01:18,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:01:18,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-10-16 14:01:18,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:19,004 INFO L225 Difference]: With dead ends: 10679 [2022-10-16 14:01:19,005 INFO L226 Difference]: Without dead ends: 5346 [2022-10-16 14:01:19,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:01:19,043 INFO L413 NwaCegarLoop]: 7649 mSDtfsCounter, 1 mSDsluCounter, 7645 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 15294 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:19,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 15294 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:01:19,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5346 states. [2022-10-16 14:01:19,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5346 to 5346. [2022-10-16 14:01:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5346 states, 3946 states have (on average 1.374049670552458) internal successors, (5422), 4210 states have internal predecessors, (5422), 1118 states have call successors, (1118), 164 states have call predecessors, (1118), 164 states have return successors, (1117), 1044 states have call predecessors, (1117), 1117 states have call successors, (1117) [2022-10-16 14:01:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5346 states to 5346 states and 7657 transitions. [2022-10-16 14:01:19,364 INFO L78 Accepts]: Start accepts. Automaton has 5346 states and 7657 transitions. Word has length 12 [2022-10-16 14:01:19,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:19,366 INFO L495 AbstractCegarLoop]: Abstraction has 5346 states and 7657 transitions. [2022-10-16 14:01:19,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand 5346 states and 7657 transitions. [2022-10-16 14:01:19,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-16 14:01:19,368 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:19,368 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:19,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:01:19,369 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [dgnc_tty_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 173 more)] === [2022-10-16 14:01:19,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:19,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1207538025, now seen corresponding path program 1 times [2022-10-16 14:01:19,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:19,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365504652] [2022-10-16 14:01:19,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:19,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:20,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-16 14:01:20,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:20,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365504652] [2022-10-16 14:01:20,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365504652] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:20,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:20,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:01:20,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252759342] [2022-10-16 14:01:20,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:20,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 14:01:20,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:20,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 14:01:20,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:01:20,057 INFO L87 Difference]: Start difference. First operand 5346 states and 7657 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:20,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:20,267 INFO L93 Difference]: Finished difference Result 5346 states and 7657 transitions. [2022-10-16 14:01:20,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 14:01:20,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-10-16 14:01:20,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:20,312 INFO L225 Difference]: With dead ends: 5346 [2022-10-16 14:01:20,312 INFO L226 Difference]: Without dead ends: 5345 [2022-10-16 14:01:20,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-16 14:01:20,319 INFO L413 NwaCegarLoop]: 7647 mSDtfsCounter, 2 mSDsluCounter, 7645 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 15292 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:20,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 15292 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:01:20,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5345 states. [2022-10-16 14:01:20,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5345 to 5345. [2022-10-16 14:01:20,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5345 states, 3946 states have (on average 1.373796249366447) internal successors, (5421), 4209 states have internal predecessors, (5421), 1118 states have call successors, (1118), 164 states have call predecessors, (1118), 164 states have return successors, (1117), 1044 states have call predecessors, (1117), 1117 states have call successors, (1117) [2022-10-16 14:01:20,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5345 states to 5345 states and 7656 transitions. [2022-10-16 14:01:20,581 INFO L78 Accepts]: Start accepts. Automaton has 5345 states and 7656 transitions. Word has length 16 [2022-10-16 14:01:20,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:20,581 INFO L495 AbstractCegarLoop]: Abstraction has 5345 states and 7656 transitions. [2022-10-16 14:01:20,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 5345 states and 7656 transitions. [2022-10-16 14:01:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-16 14:01:20,582 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:20,583 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:20,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 14:01:20,583 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [dgnc_tty_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 173 more)] === [2022-10-16 14:01:20,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:20,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1221038200, now seen corresponding path program 1 times [2022-10-16 14:01:20,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:20,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909667513] [2022-10-16 14:01:20,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:20,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:21,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:21,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:01:21,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:21,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909667513] [2022-10-16 14:01:21,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909667513] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:01:21,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604928192] [2022-10-16 14:01:21,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:21,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:01:21,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:01:21,356 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:01:21,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 14:01:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:23,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 4776 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:01:23,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:01:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:01:23,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:01:23,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1604928192] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:23,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:01:23,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2022-10-16 14:01:23,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864638648] [2022-10-16 14:01:23,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:23,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:01:23,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:23,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:01:23,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:01:23,128 INFO L87 Difference]: Start difference. First operand 5345 states and 7656 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:24,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:24,672 INFO L93 Difference]: Finished difference Result 5345 states and 7656 transitions. [2022-10-16 14:01:24,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:01:24,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-10-16 14:01:24,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:24,718 INFO L225 Difference]: With dead ends: 5345 [2022-10-16 14:01:24,718 INFO L226 Difference]: Without dead ends: 5344 [2022-10-16 14:01:24,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 14:01:24,725 INFO L413 NwaCegarLoop]: 7646 mSDtfsCounter, 2318 mSDsluCounter, 6111 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 377 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2694 SdHoareTripleChecker+Valid, 13757 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 377 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:24,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2694 Valid, 13757 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [377 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-10-16 14:01:24,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5344 states. [2022-10-16 14:01:24,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5344 to 5341. [2022-10-16 14:01:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5341 states, 3943 states have (on average 1.3738270352523458) internal successors, (5417), 4205 states have internal predecessors, (5417), 1118 states have call successors, (1118), 164 states have call predecessors, (1118), 164 states have return successors, (1117), 1044 states have call predecessors, (1117), 1117 states have call successors, (1117) [2022-10-16 14:01:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 5341 states and 7652 transitions. [2022-10-16 14:01:24,995 INFO L78 Accepts]: Start accepts. Automaton has 5341 states and 7652 transitions. Word has length 17 [2022-10-16 14:01:24,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:24,996 INFO L495 AbstractCegarLoop]: Abstraction has 5341 states and 7652 transitions. [2022-10-16 14:01:24,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-16 14:01:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 5341 states and 7652 transitions. [2022-10-16 14:01:25,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-16 14:01:25,007 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:25,007 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:01:25,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 14:01:25,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:01:25,223 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting dgnc_mgmt_openErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [dgnc_tty_writeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, dgnc_tty_writeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 173 more)] === [2022-10-16 14:01:25,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:25,224 INFO L85 PathProgramCache]: Analyzing trace with hash 265790927, now seen corresponding path program 1 times [2022-10-16 14:01:25,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:25,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702277198] [2022-10-16 14:01:25,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:25,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 14:01:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:01:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 14:01:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:01:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-10-16 14:01:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 14:01:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:01:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 14:01:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-10-16 14:01:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 14:01:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-10-16 14:01:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 14:01:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-16 14:01:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 14:01:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-10-16 14:01:26,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:26,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702277198] [2022-10-16 14:01:26,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702277198] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:01:26,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870698718] [2022-10-16 14:01:26,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:26,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:01:26,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:01:26,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:01:26,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 14:01:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 5435 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:01:28,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:01:28,745 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2022-10-16 14:01:28,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:01:28,963 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-10-16 14:01:28,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870698718] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:01:28,963 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:01:28,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2022-10-16 14:01:28,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704867379] [2022-10-16 14:01:28,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:01:28,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 14:01:28,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:28,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 14:01:28,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:01:28,966 INFO L87 Difference]: Start difference. First operand 5341 states and 7652 transitions. Second operand has 9 states, 8 states have (on average 11.75) internal successors, (94), 7 states have internal predecessors, (94), 3 states have call successors, (45), 4 states have call predecessors, (45), 2 states have return successors, (40), 2 states have call predecessors, (40), 3 states have call successors, (40) [2022-10-16 14:01:31,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:33,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:45,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:47,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:49,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:53,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:55,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:01:57,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:02:09,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:02:29,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:02:31,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:02:33,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-16 14:02:50,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []