/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--usb--gadget--udc--net2272.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:59:27,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:59:27,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:59:27,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:59:27,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:59:27,789 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:59:27,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:59:27,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:59:27,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:59:27,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:59:27,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:59:27,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:59:27,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:59:27,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:59:27,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:59:27,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:59:27,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:59:27,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:59:27,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:59:27,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:59:27,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:59:27,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:59:27,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:59:27,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:59:27,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:59:27,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:59:27,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:59:27,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:59:27,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:59:27,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:59:27,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:59:27,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:59:27,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:59:27,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:59:27,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:59:27,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:59:27,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:59:27,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:59:27,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:59:27,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:59:27,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:59:27,882 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 13:59:27,935 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:59:27,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:59:27,936 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:59:27,936 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:59:27,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:59:27,939 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:59:27,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:59:27,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:59:27,942 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:59:27,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:59:27,943 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:59:27,944 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:59:27,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:59:27,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:59:27,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:59:27,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:59:27,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:59:27,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:59:27,945 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:59:27,945 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:59:27,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:59:27,946 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:59:27,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:59:27,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:59:27,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:59:27,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:59:27,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:27,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:59:27,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:59:27,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:59:27,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:59:27,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:59:27,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:59:27,949 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:59:28,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:59:28,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:59:28,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:59:28,367 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:59:28,368 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:59:28,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c [2022-10-16 13:59:28,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7996c9d34/0c78ecd0b8ba43a6919355b6bc1dc9fe/FLAG18bac3862 [2022-10-16 13:59:29,750 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:59:29,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c [2022-10-16 13:59:29,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7996c9d34/0c78ecd0b8ba43a6919355b6bc1dc9fe/FLAG18bac3862 [2022-10-16 13:59:29,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7996c9d34/0c78ecd0b8ba43a6919355b6bc1dc9fe [2022-10-16 13:59:29,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:59:29,969 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:59:29,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:29,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:59:29,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:59:29,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:29" (1/1) ... [2022-10-16 13:59:29,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2315a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:29, skipping insertion in model container [2022-10-16 13:59:29,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:29" (1/1) ... [2022-10-16 13:59:29,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:59:30,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:59:34,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[380314,380327] [2022-10-16 13:59:34,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[380888,380901] [2022-10-16 13:59:34,451 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--usb--gadget--udc--net2272.ko.cil.c[382087,382100] [2022-10-16 13:59:34,458 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--usb--gadget--udc--net2272.ko.cil.c[382795,382808] [2022-10-16 13:59:34,465 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--usb--gadget--udc--net2272.ko.cil.c[383236,383249] [2022-10-16 13:59:34,471 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--usb--gadget--udc--net2272.ko.cil.c[383468,383481] [2022-10-16 13:59:34,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[384046,384059] [2022-10-16 13:59:34,482 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--usb--gadget--udc--net2272.ko.cil.c[384636,384649] [2022-10-16 13:59:34,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[385053,385066] [2022-10-16 13:59:34,494 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--usb--gadget--udc--net2272.ko.cil.c[385450,385463] [2022-10-16 13:59:34,500 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--usb--gadget--udc--net2272.ko.cil.c[385685,385698] [2022-10-16 13:59:34,506 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--usb--gadget--udc--net2272.ko.cil.c[386433,386446] [2022-10-16 13:59:34,512 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--usb--gadget--udc--net2272.ko.cil.c[386854,386867] [2022-10-16 13:59:34,517 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--usb--gadget--udc--net2272.ko.cil.c[387481,387494] [2022-10-16 13:59:34,522 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--usb--gadget--udc--net2272.ko.cil.c[387896,387909] [2022-10-16 13:59:34,527 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--usb--gadget--udc--net2272.ko.cil.c[388540,388553] [2022-10-16 13:59:34,532 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--usb--gadget--udc--net2272.ko.cil.c[389270,389283] [2022-10-16 13:59:34,537 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--usb--gadget--udc--net2272.ko.cil.c[390106,390119] [2022-10-16 13:59:34,545 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--usb--gadget--udc--net2272.ko.cil.c[391452,391465] [2022-10-16 13:59:34,550 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[391850,391863] [2022-10-16 13:59:34,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[392407,392420] [2022-10-16 13:59:34,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[392790,392803] [2022-10-16 13:59:34,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[393406,393419] [2022-10-16 13:59:34,571 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--usb--gadget--udc--net2272.ko.cil.c[393980,393993] [2022-10-16 13:59:34,577 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--usb--gadget--udc--net2272.ko.cil.c[394893,394906] [2022-10-16 13:59:34,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[395284,395297] [2022-10-16 13:59:34,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c[395513,395526] [2022-10-16 13:59:34,593 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--usb--gadget--udc--net2272.ko.cil.c[395919,395932] [2022-10-16 13:59:34,602 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--usb--gadget--udc--net2272.ko.cil.c[396776,396789] [2022-10-16 13:59:34,609 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--usb--gadget--udc--net2272.ko.cil.c[397183,397196] [2022-10-16 13:59:34,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:34,666 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:59:35,157 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--usb--gadget--udc--net2272.ko.cil.c[380314,380327] [2022-10-16 13:59:35,158 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--usb--gadget--udc--net2272.ko.cil.c[380888,380901] [2022-10-16 13:59:35,159 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--usb--gadget--udc--net2272.ko.cil.c[382087,382100] [2022-10-16 13:59:35,160 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--usb--gadget--udc--net2272.ko.cil.c[382795,382808] [2022-10-16 13:59:35,160 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--usb--gadget--udc--net2272.ko.cil.c[383236,383249] [2022-10-16 13:59:35,161 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--usb--gadget--udc--net2272.ko.cil.c[383468,383481] [2022-10-16 13:59:35,161 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--usb--gadget--udc--net2272.ko.cil.c[384046,384059] [2022-10-16 13:59:35,162 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--usb--gadget--udc--net2272.ko.cil.c[384636,384649] [2022-10-16 13:59:35,162 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--usb--gadget--udc--net2272.ko.cil.c[385053,385066] [2022-10-16 13:59:35,163 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--usb--gadget--udc--net2272.ko.cil.c[385450,385463] [2022-10-16 13:59:35,163 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--usb--gadget--udc--net2272.ko.cil.c[385685,385698] [2022-10-16 13:59:35,164 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--usb--gadget--udc--net2272.ko.cil.c[386433,386446] [2022-10-16 13:59:35,164 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--usb--gadget--udc--net2272.ko.cil.c[386854,386867] [2022-10-16 13:59:35,165 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--usb--gadget--udc--net2272.ko.cil.c[387481,387494] [2022-10-16 13:59:35,165 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--usb--gadget--udc--net2272.ko.cil.c[387896,387909] [2022-10-16 13:59:35,166 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--usb--gadget--udc--net2272.ko.cil.c[388540,388553] [2022-10-16 13:59:35,167 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--usb--gadget--udc--net2272.ko.cil.c[389270,389283] [2022-10-16 13:59:35,167 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--usb--gadget--udc--net2272.ko.cil.c[390106,390119] [2022-10-16 13:59:35,168 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--usb--gadget--udc--net2272.ko.cil.c[391452,391465] [2022-10-16 13:59:35,169 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--usb--gadget--udc--net2272.ko.cil.c[391850,391863] [2022-10-16 13:59:35,170 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--usb--gadget--udc--net2272.ko.cil.c[392407,392420] [2022-10-16 13:59:35,170 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--usb--gadget--udc--net2272.ko.cil.c[392790,392803] [2022-10-16 13:59:35,171 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--usb--gadget--udc--net2272.ko.cil.c[393406,393419] [2022-10-16 13:59:35,171 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--usb--gadget--udc--net2272.ko.cil.c[393980,393993] [2022-10-16 13:59:35,172 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--usb--gadget--udc--net2272.ko.cil.c[394893,394906] [2022-10-16 13:59:35,172 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--usb--gadget--udc--net2272.ko.cil.c[395284,395297] [2022-10-16 13:59:35,173 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--usb--gadget--udc--net2272.ko.cil.c[395513,395526] [2022-10-16 13:59:35,174 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--usb--gadget--udc--net2272.ko.cil.c[395919,395932] [2022-10-16 13:59:35,174 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--usb--gadget--udc--net2272.ko.cil.c[396776,396789] [2022-10-16 13:59:35,175 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--usb--gadget--udc--net2272.ko.cil.c[397183,397196] [2022-10-16 13:59:35,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:59:35,532 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:59:35,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35 WrapperNode [2022-10-16 13:59:35,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:59:35,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:35,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:59:35,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:59:35,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:35,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,203 INFO L138 Inliner]: procedures = 667, calls = 2863, calls flagged for inlining = 274, calls inlined = 198, statements flattened = 6454 [2022-10-16 13:59:36,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:59:36,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:59:36,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:59:36,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:59:36,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:36,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:59:36,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:59:36,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:59:36,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:59:36,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (1/1) ... [2022-10-16 13:59:37,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:59:37,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:59:37,039 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 13:59:37,051 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 13:59:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-10-16 13:59:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-10-16 13:59:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-16 13:59:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-16 13:59:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-16 13:59:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_wakeup [2022-10-16 13:59:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_wakeup [2022-10-16 13:59:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_read_fifo [2022-10-16 13:59:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_read_fifo [2022-10-16 13:59:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-16 13:59:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-16 13:59:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_write_fifo [2022-10-16 13:59:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_write_fifo [2022-10-16 13:59:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:59:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:59:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_net2272 [2022-10-16 13:59:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_net2272 [2022-10-16 13:59:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-10-16 13:59:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-10-16 13:59:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-16 13:59:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-16 13:59:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:37,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-16 13:59:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-16 13:59:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-16 13:59:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_read [2022-10-16 13:59:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_read [2022-10-16 13:59:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-10-16 13:59:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-10-16 13:59:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_enable [2022-10-16 13:59:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_enable [2022-10-16 13:59:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pio_advance [2022-10-16 13:59:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pio_advance [2022-10-16 13:59:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-16 13:59:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:37,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-16 13:59:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_fifo_bytecount [2022-10-16 13:59:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fifo_bytecount [2022-10-16 13:59:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_usb_reset [2022-10-16 13:59:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_usb_reset [2022-10-16 13:59:37,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-16 13:59:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-16 13:59:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:59:37,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:59:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:37,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-16 13:59:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_usb_reinit [2022-10-16 13:59:37,112 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_usb_reinit [2022-10-16 13:59:37,112 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-16 13:59:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_unregister [2022-10-16 13:59:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_unregister [2022-10-16 13:59:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-10-16 13:59:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc_release [2022-10-16 13:59:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:59:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:37,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-16 13:59:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-10-16 13:59:37,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-10-16 13:59:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure type_string [2022-10-16 13:59:37,114 INFO L138 BoogieDeclarations]: Found implementation of procedure type_string [2022-10-16 13:59:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_gadget_release [2022-10-16 13:59:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_gadget_release [2022-10-16 13:59:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2022-10-16 13:59:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-16 13:59:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_dma [2022-10-16 13:59:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_dma [2022-10-16 13:59:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure allow_status [2022-10-16 13:59:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_status [2022-10-16 13:59:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2022-10-16 13:59:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-10-16 13:59:37,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-10-16 13:59:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-16 13:59:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-16 13:59:37,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-16 13:59:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_request_dma [2022-10-16 13:59:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_request_dma [2022-10-16 13:59:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-16 13:59:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:59:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-16 13:59:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-16 13:59:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-16 13:59:37,118 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-16 13:59:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:37,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-16 13:59:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-16 13:59:37,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-16 13:59:37,118 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_read [2022-10-16 13:59:37,118 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_read [2022-10-16 13:59:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_udc_reset [2022-10-16 13:59:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-16 13:59:37,119 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-16 13:59:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:37,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-16 13:59:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-16 13:59:37,119 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:37,119 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-16 13:59:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:37,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-16 13:59:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-10-16 13:59:37,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-10-16 13:59:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-16 13:59:37,120 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-16 13:59:37,120 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_set_halt_and_wedge [2022-10-16 13:59:37,120 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_set_halt_and_wedge [2022-10-16 13:59:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:59:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-16 13:59:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-10-16 13:59:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-10-16 13:59:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-10-16 13:59:37,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-10-16 13:59:37,121 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 13:59:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:59:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-16 13:59:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-16 13:59:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-16 13:59:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:59:37,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:37,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-16 13:59:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-16 13:59:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:59:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure set_halt [2022-10-16 13:59:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure set_halt [2022-10-16 13:59:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-16 13:59:37,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2022-10-16 13:59:37,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2022-10-16 13:59:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2022-10-16 13:59:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-16 13:59:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-10-16 13:59:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-10-16 13:59:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_set_wedge [2022-10-16 13:59:37,124 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_set_wedge [2022-10-16 13:59:37,124 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_reset [2022-10-16 13:59:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_reset [2022-10-16 13:59:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2022-10-16 13:59:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-10-16 13:59:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-10-16 13:59:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2022-10-16 13:59:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-10-16 13:59:37,125 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-10-16 13:59:37,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:59:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:59:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure stop_activity [2022-10-16 13:59:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_activity [2022-10-16 13:59:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:59:37,126 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:59:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-10-16 13:59:37,126 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-16 13:59:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-10-16 13:59:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_irq [2022-10-16 13:59:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_irq [2022-10-16 13:59:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_ep [2022-10-16 13:59:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_ep [2022-10-16 13:59:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_start [2022-10-16 13:59:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_start [2022-10-16 13:59:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep_write [2022-10-16 13:59:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep_write [2022-10-16 13:59:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_probe [2022-10-16 13:59:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_probe [2022-10-16 13:59:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-16 13:59:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_speed_string [2022-10-16 13:59:37,128 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_probe_fin [2022-10-16 13:59:37,128 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_probe_fin [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_fifo_flush [2022-10-16 13:59:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_fifo_flush [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_done [2022-10-16 13:59:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_done [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_cancel_dma [2022-10-16 13:59:37,129 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_cancel_dma [2022-10-16 13:59:37,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:59:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-10-16 13:59:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:59:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:59:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_dequeue_all [2022-10-16 13:59:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_dequeue_all [2022-10-16 13:59:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-10-16 13:59:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-10-16 13:59:37,130 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_probe_init [2022-10-16 13:59:37,130 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_probe_init [2022-10-16 13:59:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-16 13:59:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-16 13:59:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-16 13:59:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-16 13:59:37,131 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_remove [2022-10-16 13:59:37,131 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_remove [2022-10-16 13:59:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-16 13:59:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-16 13:59:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:59:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:59:37,132 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:59:37,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_fifo_status [2022-10-16 13:59:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_fifo_status [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:37,133 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-16 13:59:37,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_130 [2022-10-16 13:59:37,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_130 [2022-10-16 13:59:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2022-10-16 13:59:37,134 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2022-10-16 13:59:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure buf_state_string [2022-10-16 13:59:37,134 INFO L138 BoogieDeclarations]: Found implementation of procedure buf_state_string [2022-10-16 13:59:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2022-10-16 13:59:37,134 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:37,134 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-16 13:59:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure clear_halt [2022-10-16 13:59:37,135 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_halt [2022-10-16 13:59:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-16 13:59:37,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-16 13:59:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_stop [2022-10-16 13:59:37,135 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_stop [2022-10-16 13:59:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:59:37,135 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-16 13:59:37,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-10-16 13:59:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-16 13:59:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_reg_addr [2022-10-16 13:59:37,136 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_reg_addr [2022-10-16 13:59:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:37,136 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-16 13:59:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_net2272 [2022-10-16 13:59:37,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_net2272 [2022-10-16 13:59:37,136 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-16 13:59:37,137 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-16 13:59:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-16 13:59:37,137 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-16 13:59:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_plat_probe [2022-10-16 13:59:37,137 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_plat_probe [2022-10-16 13:59:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:37,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-16 13:59:37,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-10-16 13:59:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-10-16 13:59:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_11_2 [2022-10-16 13:59:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_11_2 [2022-10-16 13:59:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-16 13:59:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-16 13:59:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_write [2022-10-16 13:59:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_write [2022-10-16 13:59:37,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-16 13:59:37,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-16 13:59:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:59:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:59:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_plat_remove [2022-10-16 13:59:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_plat_remove [2022-10-16 13:59:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 13:59:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 13:59:37,139 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_ep0_start [2022-10-16 13:59:37,139 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_ep0_start [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:37,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:37,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_pci_remove [2022-10-16 13:59:37,140 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_pci_remove [2022-10-16 13:59:37,140 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:37,141 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-16 13:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_disable [2022-10-16 13:59:37,141 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_disable [2022-10-16 13:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:37,141 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-16 13:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:37,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-16 13:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-16 13:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-16 13:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_handle_stat0_irqs [2022-10-16 13:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_handle_stat0_irqs [2022-10-16 13:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-16 13:59:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-16 13:59:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-16 13:59:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_get_frame [2022-10-16 13:59:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_get_frame [2022-10-16 13:59:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-16 13:59:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-16 13:59:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-16 13:59:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_102 [2022-10-16 13:59:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_102 [2022-10-16 13:59:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-16 13:59:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-16 13:59:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-10-16 13:59:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-16 13:59:37,144 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-16 13:59:37,144 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_get_ep_by_addr [2022-10-16 13:59:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_get_ep_by_addr [2022-10-16 13:59:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-16 13:59:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-16 13:59:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-16 13:59:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-16 13:59:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:37,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-16 13:59:37,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2022-10-16 13:59:37,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2022-10-16 13:59:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:37,146 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-16 13:59:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-10-16 13:59:37,146 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-10-16 13:59:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_kick_dma [2022-10-16 13:59:37,146 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_kick_dma [2022-10-16 13:59:37,146 INFO L130 BoogieDeclarations]: Found specification of procedure net2272_dequeue [2022-10-16 13:59:37,147 INFO L138 BoogieDeclarations]: Found implementation of procedure net2272_dequeue [2022-10-16 13:59:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 13:59:37,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-16 13:59:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-10-16 13:59:37,147 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-10-16 13:59:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:59:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-10-16 13:59:37,147 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-10-16 13:59:37,148 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-10-16 13:59:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-10-16 13:59:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:37,148 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-16 13:59:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-10-16 13:59:37,148 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-10-16 13:59:37,148 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-10-16 13:59:37,978 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:59:37,985 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:59:38,858 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 13:59:39,072 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4910: SUMMARY for call assert_out_naking_#t~ret122#1 := ldv__builtin_expect(assert_out_naking_#t~mem121#1 % 256, 0); srcloc: null [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4910-1: assume -2147483648 <= assert_out_naking_#t~ret122#1 && assert_out_naking_#t~ret122#1 <= 2147483647;assert_out_naking_~tmp___0~4#1 := assert_out_naking_#t~ret122#1;havoc assert_out_naking_#t~mem121#1;havoc assert_out_naking_#t~ret122#1; [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4902: call ULTIMATE.dealloc(assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset);havoc assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset; [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4912: goto; [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4912: assume 0 != assert_out_naking_~tmp___0~4#1;call assert_out_naking_#t~mem123#1.base, assert_out_naking_#t~mem123#1.offset := read~$Pointer$(assert_out_naking_~ep#1.base, 37 + assert_out_naking_~ep#1.offset, 4);call assert_out_naking_#t~mem124#1.base, assert_out_naking_#t~mem124#1.offset := read~$Pointer$(assert_out_naking_#t~mem123#1.base, 909 + assert_out_naking_#t~mem123#1.offset, 4);call assert_out_naking_#t~mem125#1.base, assert_out_naking_#t~mem125#1.offset := read~$Pointer$(assert_out_naking_~ep#1.base, 4 + assert_out_naking_~ep#1.offset, 4);havoc assert_out_naking_#t~mem123#1.base, assert_out_naking_#t~mem123#1.offset;havoc assert_out_naking_#t~mem124#1.base, assert_out_naking_#t~mem124#1.offset;havoc assert_out_naking_#t~mem125#1.base, assert_out_naking_#t~mem125#1.offset; [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L4921: SUMMARY for call net2272_ep_write(assert_out_naking_~ep#1.base, assert_out_naking_~ep#1.offset, 15, 128); srcloc: null [2022-10-16 13:59:39,073 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !(0 != assert_out_naking_~tmp___0~4#1); [2022-10-16 13:59:39,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume !(0 == (if 0 == assert_out_naking_~tmp~9#1 % 256 then 0 else (if 1 == assert_out_naking_~tmp~9#1 % 256 then 0 else ~bitwiseAnd(assert_out_naking_~tmp~9#1 % 256, 32)))); [2022-10-16 13:59:39,074 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume 0 == (if 0 == assert_out_naking_~tmp~9#1 % 256 then 0 else (if 1 == assert_out_naking_~tmp~9#1 % 256 then 0 else ~bitwiseAnd(assert_out_naking_~tmp~9#1 % 256, 32)));call write~$Pointer$(7, 0, assert_out_naking_~#descriptor~0#1.base, assert_out_naking_~#descriptor~0#1.offset, 4);call write~$Pointer$(8, 0, assert_out_naking_~#descriptor~0#1.base, 4 + assert_out_naking_~#descriptor~0#1.offset, 4);call write~$Pointer$(9, 0, assert_out_naking_~#descriptor~0#1.base, 8 + assert_out_naking_~#descriptor~0#1.offset, 4);call write~$Pointer$(10, 0, assert_out_naking_~#descriptor~0#1.base, 12 + assert_out_naking_~#descriptor~0#1.offset, 4);call write~int(131, assert_out_naking_~#descriptor~0#1.base, 16 + assert_out_naking_~#descriptor~0#1.offset, 4);call write~int(0, assert_out_naking_~#descriptor~0#1.base, 20 + assert_out_naking_~#descriptor~0#1.offset, 1);call assert_out_naking_#t~mem121#1 := read~int(assert_out_naking_~#descriptor~0#1.base, 20 + assert_out_naking_~#descriptor~0#1.offset, 1); [2022-10-16 13:59:44,628 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:59:44,655 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:59:44,655 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 13:59:44,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:44 BoogieIcfgContainer [2022-10-16 13:59:44,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:59:44,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:59:44,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:59:44,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:59:44,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:59:29" (1/3) ... [2022-10-16 13:59:44,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57378255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:44, skipping insertion in model container [2022-10-16 13:59:44,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35" (2/3) ... [2022-10-16 13:59:44,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57378255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:44, skipping insertion in model container [2022-10-16 13:59:44,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:44" (3/3) ... [2022-10-16 13:59:44,671 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--gadget--udc--net2272.ko.cil.c [2022-10-16 13:59:44,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:59:44,694 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 88 error locations. [2022-10-16 13:59:44,813 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:59:44,821 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;@1b128966, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:59:44,822 INFO L358 AbstractCegarLoop]: Starting to check reachability of 88 error locations. [2022-10-16 13:59:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand has 2682 states, 1752 states have (on average 1.3647260273972603) internal successors, (2391), 1925 states have internal predecessors, (2391), 694 states have call successors, (694), 147 states have call predecessors, (694), 147 states have return successors, (694), 675 states have call predecessors, (694), 694 states have call successors, (694) [2022-10-16 13:59:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-16 13:59:44,860 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:59:44,861 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-10-16 13:59:44,862 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ERR_PTRErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 13:59:44,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:59:44,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1397698126, now seen corresponding path program 1 times [2022-10-16 13:59:44,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:59:44,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232022029] [2022-10-16 13:59:44,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:59:44,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:59:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:59:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:59:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:59:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 13:59:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:59:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 13:59:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:59:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 13:59:45,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:59:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:45,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 13:59:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:46,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 13:59:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:46,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 13:59:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:46,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:59:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-10-16 13:59:46,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:59:46,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232022029] [2022-10-16 13:59:46,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232022029] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:59:46,054 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:59:46,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:59:46,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328397502] [2022-10-16 13:59:46,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:59:46,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:59:46,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:59:46,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:59:46,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:59:46,121 INFO L87 Difference]: Start difference. First operand has 2682 states, 1752 states have (on average 1.3647260273972603) internal successors, (2391), 1925 states have internal predecessors, (2391), 694 states have call successors, (694), 147 states have call predecessors, (694), 147 states have return successors, (694), 675 states have call predecessors, (694), 694 states have call successors, (694) Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-16 13:59:53,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:59:53,204 INFO L93 Difference]: Finished difference Result 5373 states and 7984 transitions. [2022-10-16 13:59:53,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:59:53,208 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 115 [2022-10-16 13:59:53,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:59:53,257 INFO L225 Difference]: With dead ends: 5373 [2022-10-16 13:59:53,257 INFO L226 Difference]: Without dead ends: 2477 [2022-10-16 13:59:53,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:59:53,294 INFO L413 NwaCegarLoop]: 3152 mSDtfsCounter, 4422 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 2183 mSolverCounterSat, 3348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4422 SdHoareTripleChecker+Valid, 4932 SdHoareTripleChecker+Invalid, 5531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3348 IncrementalHoareTripleChecker+Valid, 2183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:59:53,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4422 Valid, 4932 Invalid, 5531 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3348 Valid, 2183 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-10-16 13:59:53,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2477 states. [2022-10-16 13:59:53,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2477 to 2363. [2022-10-16 13:59:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2363 states, 1601 states have (on average 1.3123048094940661) internal successors, (2101), 1692 states have internal predecessors, (2101), 624 states have call successors, (624), 104 states have call predecessors, (624), 104 states have return successors, (624), 606 states have call predecessors, (624), 624 states have call successors, (624) [2022-10-16 13:59:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2363 states and 3349 transitions. [2022-10-16 13:59:53,696 INFO L78 Accepts]: Start accepts. Automaton has 2363 states and 3349 transitions. Word has length 115 [2022-10-16 13:59:53,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:59:53,697 INFO L495 AbstractCegarLoop]: Abstraction has 2363 states and 3349 transitions. [2022-10-16 13:59:53,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2022-10-16 13:59:53,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 3349 transitions. [2022-10-16 13:59:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-16 13:59:53,720 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:59:53,720 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 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] [2022-10-16 13:59:53,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:59:53,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ERR_PTRErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 13:59:53,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:59:53,722 INFO L85 PathProgramCache]: Analyzing trace with hash 621454617, now seen corresponding path program 1 times [2022-10-16 13:59:53,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:59:53,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889831045] [2022-10-16 13:59:53,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:59:53,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:59:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:59:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:59:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 13:59:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 13:59:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 13:59:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 13:59:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:59:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 13:59:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:59:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:59:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:59:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 13:59:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 13:59:54,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 13:59:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 13:59:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:59:54,884 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-10-16 13:59:54,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:59:54,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889831045] [2022-10-16 13:59:54,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889831045] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:59:54,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:59:54,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:59:54,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805234668] [2022-10-16 13:59:54,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:59:54,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:59:54,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:59:54,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:59:54,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:59:54,890 INFO L87 Difference]: Start difference. First operand 2363 states and 3349 transitions. Second operand has 7 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 14:00:06,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:06,347 INFO L93 Difference]: Finished difference Result 2477 states and 3540 transitions. [2022-10-16 14:00:06,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 14:00:06,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 111 [2022-10-16 14:00:06,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:06,372 INFO L225 Difference]: With dead ends: 2477 [2022-10-16 14:00:06,372 INFO L226 Difference]: Without dead ends: 2476 [2022-10-16 14:00:06,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:00:06,376 INFO L413 NwaCegarLoop]: 2901 mSDtfsCounter, 4101 mSDsluCounter, 3248 mSDsCounter, 0 mSdLazyCounter, 7270 mSolverCounterSat, 3135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4101 SdHoareTripleChecker+Valid, 6149 SdHoareTripleChecker+Invalid, 10405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3135 IncrementalHoareTripleChecker+Valid, 7270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:06,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4101 Valid, 6149 Invalid, 10405 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3135 Valid, 7270 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2022-10-16 14:00:06,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2022-10-16 14:00:06,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2362. [2022-10-16 14:00:06,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2362 states, 1601 states have (on average 1.311680199875078) internal successors, (2100), 1691 states have internal predecessors, (2100), 624 states have call successors, (624), 104 states have call predecessors, (624), 104 states have return successors, (624), 606 states have call predecessors, (624), 624 states have call successors, (624) [2022-10-16 14:00:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2362 states and 3348 transitions. [2022-10-16 14:00:06,545 INFO L78 Accepts]: Start accepts. Automaton has 2362 states and 3348 transitions. Word has length 111 [2022-10-16 14:00:06,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:06,547 INFO L495 AbstractCegarLoop]: Abstraction has 2362 states and 3348 transitions. [2022-10-16 14:00:06,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 14:00:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 3348 transitions. [2022-10-16 14:00:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-16 14:00:06,550 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:06,550 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 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] [2022-10-16 14:00:06,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 14:00:06,551 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ERR_PTRErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:00:06,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:06,551 INFO L85 PathProgramCache]: Analyzing trace with hash 2085226523, now seen corresponding path program 1 times [2022-10-16 14:00:06,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:06,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6073313] [2022-10-16 14:00:06,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:06,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:06,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:07,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 14:00:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 14:00:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 14:00:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 14:00:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 14:00:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 14:00:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 14:00:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 14:00:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-10-16 14:00:07,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:07,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6073313] [2022-10-16 14:00:07,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6073313] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:07,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:07,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 14:00:07,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522776485] [2022-10-16 14:00:07,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:07,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 14:00:07,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:07,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 14:00:07,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:00:07,445 INFO L87 Difference]: Start difference. First operand 2362 states and 3348 transitions. Second operand has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 14:00:18,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:18,996 INFO L93 Difference]: Finished difference Result 2483 states and 3545 transitions. [2022-10-16 14:00:18,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 14:00:18,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 112 [2022-10-16 14:00:18,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:19,016 INFO L225 Difference]: With dead ends: 2483 [2022-10-16 14:00:19,016 INFO L226 Difference]: Without dead ends: 2482 [2022-10-16 14:00:19,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:00:19,019 INFO L413 NwaCegarLoop]: 2901 mSDtfsCounter, 4113 mSDsluCounter, 3248 mSDsCounter, 0 mSdLazyCounter, 7277 mSolverCounterSat, 3134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4113 SdHoareTripleChecker+Valid, 6149 SdHoareTripleChecker+Invalid, 10411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3134 IncrementalHoareTripleChecker+Valid, 7277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:19,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4113 Valid, 6149 Invalid, 10411 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3134 Valid, 7277 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2022-10-16 14:00:19,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2482 states. [2022-10-16 14:00:19,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2482 to 2368. [2022-10-16 14:00:19,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2368 states, 1606 states have (on average 1.3107098381070983) internal successors, (2105), 1696 states have internal predecessors, (2105), 624 states have call successors, (624), 105 states have call predecessors, (624), 105 states have return successors, (624), 606 states have call predecessors, (624), 624 states have call successors, (624) [2022-10-16 14:00:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2368 states and 3353 transitions. [2022-10-16 14:00:19,164 INFO L78 Accepts]: Start accepts. Automaton has 2368 states and 3353 transitions. Word has length 112 [2022-10-16 14:00:19,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:19,165 INFO L495 AbstractCegarLoop]: Abstraction has 2368 states and 3353 transitions. [2022-10-16 14:00:19,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 14:00:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 3353 transitions. [2022-10-16 14:00:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-16 14:00:19,169 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:19,169 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:00:19,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 14:00:19,170 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:00:19,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:19,170 INFO L85 PathProgramCache]: Analyzing trace with hash 2071914060, now seen corresponding path program 1 times [2022-10-16 14:00:19,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:19,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028623504] [2022-10-16 14:00:19,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:19,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:19,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:19,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:19,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:19,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-10-16 14:00:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 14:00:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 14:00:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 14:00:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-16 14:00:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-10-16 14:00:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:00:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 14:00:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2022-10-16 14:00:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-10-16 14:00:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-10-16 14:00:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-10-16 14:00:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-16 14:00:20,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:20,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028623504] [2022-10-16 14:00:20,223 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028623504] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:20,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:20,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 14:00:20,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937699689] [2022-10-16 14:00:20,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:20,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 14:00:20,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:20,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 14:00:20,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 14:00:20,226 INFO L87 Difference]: Start difference. First operand 2368 states and 3353 transitions. Second operand has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-16 14:00:34,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:34,564 INFO L93 Difference]: Finished difference Result 4881 states and 7070 transitions. [2022-10-16 14:00:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-16 14:00:34,564 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 128 [2022-10-16 14:00:34,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:34,604 INFO L225 Difference]: With dead ends: 4881 [2022-10-16 14:00:34,604 INFO L226 Difference]: Without dead ends: 4877 [2022-10-16 14:00:34,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-10-16 14:00:34,608 INFO L413 NwaCegarLoop]: 3304 mSDtfsCounter, 10058 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 6193 mSolverCounterSat, 7132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10207 SdHoareTripleChecker+Valid, 5934 SdHoareTripleChecker+Invalid, 13325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7132 IncrementalHoareTripleChecker+Valid, 6193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:34,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10207 Valid, 5934 Invalid, 13325 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7132 Valid, 6193 Invalid, 0 Unknown, 0 Unchecked, 13.6s Time] [2022-10-16 14:00:34,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-10-16 14:00:34,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 4717. [2022-10-16 14:00:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4717 states, 3215 states have (on average 1.3097978227060654) internal successors, (4211), 3370 states have internal predecessors, (4211), 1256 states have call successors, (1256), 210 states have call predecessors, (1256), 213 states have return successors, (1327), 1216 states have call predecessors, (1327), 1256 states have call successors, (1327) [2022-10-16 14:00:34,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 4717 states and 6794 transitions. [2022-10-16 14:00:34,984 INFO L78 Accepts]: Start accepts. Automaton has 4717 states and 6794 transitions. Word has length 128 [2022-10-16 14:00:34,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:34,985 INFO L495 AbstractCegarLoop]: Abstraction has 4717 states and 6794 transitions. [2022-10-16 14:00:34,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-10-16 14:00:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 6794 transitions. [2022-10-16 14:00:34,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-16 14:00:34,992 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:34,993 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-10-16 14:00:34,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 14:00:34,994 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting net2272_pci_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:00:34,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:34,995 INFO L85 PathProgramCache]: Analyzing trace with hash 899520934, now seen corresponding path program 1 times [2022-10-16 14:00:34,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:34,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752097117] [2022-10-16 14:00:34,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:34,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:00:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:00:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:00:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:00:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:00:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:00:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:00:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:00:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:00:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-10-16 14:00:35,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:35,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752097117] [2022-10-16 14:00:35,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752097117] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:35,581 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:35,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:00:35,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116051458] [2022-10-16 14:00:35,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:35,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 14:00:35,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:35,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 14:00:35,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:00:35,584 INFO L87 Difference]: Start difference. First operand 4717 states and 6794 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 14:00:46,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:00:46,007 INFO L93 Difference]: Finished difference Result 9917 states and 14846 transitions. [2022-10-16 14:00:46,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 14:00:46,008 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 140 [2022-10-16 14:00:46,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:00:46,053 INFO L225 Difference]: With dead ends: 9917 [2022-10-16 14:00:46,053 INFO L226 Difference]: Without dead ends: 5220 [2022-10-16 14:00:46,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:00:46,088 INFO L413 NwaCegarLoop]: 2781 mSDtfsCounter, 5085 mSDsluCounter, 2481 mSDsCounter, 0 mSdLazyCounter, 5463 mSolverCounterSat, 4573 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5085 SdHoareTripleChecker+Valid, 5262 SdHoareTripleChecker+Invalid, 10036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4573 IncrementalHoareTripleChecker+Valid, 5463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2022-10-16 14:00:46,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5085 Valid, 5262 Invalid, 10036 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4573 Valid, 5463 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2022-10-16 14:00:46,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5220 states. [2022-10-16 14:00:46,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5220 to 4768. [2022-10-16 14:00:46,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4768 states, 3256 states have (on average 1.3095823095823096) internal successors, (4264), 3412 states have internal predecessors, (4264), 1263 states have call successors, (1263), 210 states have call predecessors, (1263), 216 states have return successors, (1390), 1225 states have call predecessors, (1390), 1263 states have call successors, (1390) [2022-10-16 14:00:46,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 4768 states and 6917 transitions. [2022-10-16 14:00:46,641 INFO L78 Accepts]: Start accepts. Automaton has 4768 states and 6917 transitions. Word has length 140 [2022-10-16 14:00:46,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:00:46,641 INFO L495 AbstractCegarLoop]: Abstraction has 4768 states and 6917 transitions. [2022-10-16 14:00:46,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 14:00:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 4768 states and 6917 transitions. [2022-10-16 14:00:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-10-16 14:00:46,646 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:00:46,647 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:00:46,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 14:00:46,647 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ERR_PTRErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:00:46,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:00:46,648 INFO L85 PathProgramCache]: Analyzing trace with hash 446320919, now seen corresponding path program 1 times [2022-10-16 14:00:46,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:00:46,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393488593] [2022-10-16 14:00:46,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:00:46,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:00:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:00:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:00:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:00:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-16 14:00:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-10-16 14:00:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-10-16 14:00:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 14:00:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:00:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:00:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 14:00:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-10-16 14:00:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-10-16 14:00:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-16 14:00:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-16 14:00:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:00:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:00:47,318 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-10-16 14:00:47,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:00:47,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393488593] [2022-10-16 14:00:47,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393488593] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:00:47,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:00:47,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:00:47,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319026799] [2022-10-16 14:00:47,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:00:47,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:00:47,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:00:47,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:00:47,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:00:47,321 INFO L87 Difference]: Start difference. First operand 4768 states and 6917 transitions. Second operand has 8 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 14:01:00,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:00,293 INFO L93 Difference]: Finished difference Result 5220 states and 7929 transitions. [2022-10-16 14:01:00,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 14:01:00,294 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2022-10-16 14:01:00,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:00,337 INFO L225 Difference]: With dead ends: 5220 [2022-10-16 14:01:00,337 INFO L226 Difference]: Without dead ends: 5219 [2022-10-16 14:01:00,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2022-10-16 14:01:00,346 INFO L413 NwaCegarLoop]: 2821 mSDtfsCounter, 4410 mSDsluCounter, 3795 mSDsCounter, 0 mSdLazyCounter, 9171 mSolverCounterSat, 3743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4410 SdHoareTripleChecker+Valid, 6616 SdHoareTripleChecker+Invalid, 12914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3743 IncrementalHoareTripleChecker+Valid, 9171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:00,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4410 Valid, 6616 Invalid, 12914 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3743 Valid, 9171 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2022-10-16 14:01:00,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5219 states. [2022-10-16 14:01:00,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5219 to 4767. [2022-10-16 14:01:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4767 states, 3256 states have (on average 1.308968058968059) internal successors, (4262), 3411 states have internal predecessors, (4262), 1263 states have call successors, (1263), 210 states have call predecessors, (1263), 216 states have return successors, (1390), 1225 states have call predecessors, (1390), 1263 states have call successors, (1390) [2022-10-16 14:01:00,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 4767 states and 6915 transitions. [2022-10-16 14:01:00,705 INFO L78 Accepts]: Start accepts. Automaton has 4767 states and 6915 transitions. Word has length 138 [2022-10-16 14:01:00,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:00,705 INFO L495 AbstractCegarLoop]: Abstraction has 4767 states and 6915 transitions. [2022-10-16 14:01:00,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.285714285714286) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-10-16 14:01:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 4767 states and 6915 transitions. [2022-10-16 14:01:00,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-16 14:01:00,711 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:00,712 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:00,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 14:01:00,712 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting net2272_pci_probeErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:01:00,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:00,713 INFO L85 PathProgramCache]: Analyzing trace with hash 444715358, now seen corresponding path program 1 times [2022-10-16 14:01:00,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:00,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445720582] [2022-10-16 14:01:00,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:00,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:01:01,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:01:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:01:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:01:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:01:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:01:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:01:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:01:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:01:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:01:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:01:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 14:01:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-10-16 14:01:01,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:01,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445720582] [2022-10-16 14:01:01,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445720582] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:01,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:01,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 14:01:01,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70487030] [2022-10-16 14:01:01,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:01,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 14:01:01,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:01,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 14:01:01,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-16 14:01:01,301 INFO L87 Difference]: Start difference. First operand 4767 states and 6915 transitions. Second operand has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 14:01:14,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:14,140 INFO L93 Difference]: Finished difference Result 10010 states and 15029 transitions. [2022-10-16 14:01:14,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-16 14:01:14,141 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 152 [2022-10-16 14:01:14,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:14,184 INFO L225 Difference]: With dead ends: 10010 [2022-10-16 14:01:14,185 INFO L226 Difference]: Without dead ends: 5263 [2022-10-16 14:01:14,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2022-10-16 14:01:14,217 INFO L413 NwaCegarLoop]: 2779 mSDtfsCounter, 4464 mSDsluCounter, 2955 mSDsCounter, 0 mSdLazyCounter, 6649 mSolverCounterSat, 3769 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4464 SdHoareTripleChecker+Valid, 5734 SdHoareTripleChecker+Invalid, 10418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3769 IncrementalHoareTripleChecker+Valid, 6649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:14,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4464 Valid, 5734 Invalid, 10418 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3769 Valid, 6649 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2022-10-16 14:01:14,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5263 states. [2022-10-16 14:01:14,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5263 to 4811. [2022-10-16 14:01:14,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4811 states, 3294 states have (on average 1.3090467516697024) internal successors, (4312), 3449 states have internal predecessors, (4312), 1269 states have call successors, (1269), 210 states have call predecessors, (1269), 216 states have return successors, (1397), 1231 states have call predecessors, (1397), 1269 states have call successors, (1397) [2022-10-16 14:01:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 4811 states and 6978 transitions. [2022-10-16 14:01:14,634 INFO L78 Accepts]: Start accepts. Automaton has 4811 states and 6978 transitions. Word has length 152 [2022-10-16 14:01:14,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:14,635 INFO L495 AbstractCegarLoop]: Abstraction has 4811 states and 6978 transitions. [2022-10-16 14:01:14,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-10-16 14:01:14,636 INFO L276 IsEmpty]: Start isEmpty. Operand 4811 states and 6978 transitions. [2022-10-16 14:01:14,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-10-16 14:01:14,642 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:14,643 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:14,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-16 14:01:14,644 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting net2272_pci_probeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:01:14,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:14,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1394983398, now seen corresponding path program 1 times [2022-10-16 14:01:14,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:14,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841206495] [2022-10-16 14:01:14,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:14,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:14,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:14,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:01:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:14,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:01:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:14,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:01:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:01:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:01:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:01:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:01:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:01:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:01:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:01:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:01:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:01:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:15,310 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-10-16 14:01:15,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:15,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841206495] [2022-10-16 14:01:15,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841206495] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:15,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:15,311 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:01:15,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607524469] [2022-10-16 14:01:15,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:15,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:01:15,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:15,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:01:15,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:01:15,313 INFO L87 Difference]: Start difference. First operand 4811 states and 6978 transitions. Second operand has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-10-16 14:01:27,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:27,316 INFO L93 Difference]: Finished difference Result 5305 states and 8109 transitions. [2022-10-16 14:01:27,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 14:01:27,317 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 167 [2022-10-16 14:01:27,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:27,351 INFO L225 Difference]: With dead ends: 5305 [2022-10-16 14:01:27,352 INFO L226 Difference]: Without dead ends: 5303 [2022-10-16 14:01:27,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-10-16 14:01:27,357 INFO L413 NwaCegarLoop]: 2791 mSDtfsCounter, 6028 mSDsluCounter, 2481 mSDsCounter, 0 mSdLazyCounter, 5635 mSolverCounterSat, 5654 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6028 SdHoareTripleChecker+Valid, 5272 SdHoareTripleChecker+Invalid, 11289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5654 IncrementalHoareTripleChecker+Valid, 5635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:27,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6028 Valid, 5272 Invalid, 11289 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5654 Valid, 5635 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2022-10-16 14:01:27,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5303 states. [2022-10-16 14:01:27,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5303 to 4823. [2022-10-16 14:01:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4823 states, 3303 states have (on average 1.3072963972146534) internal successors, (4318), 3456 states have internal predecessors, (4318), 1271 states have call successors, (1271), 210 states have call predecessors, (1271), 219 states have return successors, (1384), 1236 states have call predecessors, (1384), 1271 states have call successors, (1384) [2022-10-16 14:01:27,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4823 states to 4823 states and 6973 transitions. [2022-10-16 14:01:27,740 INFO L78 Accepts]: Start accepts. Automaton has 4823 states and 6973 transitions. Word has length 167 [2022-10-16 14:01:27,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:27,741 INFO L495 AbstractCegarLoop]: Abstraction has 4823 states and 6973 transitions. [2022-10-16 14:01:27,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-10-16 14:01:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 4823 states and 6973 transitions. [2022-10-16 14:01:27,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-16 14:01:27,747 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:27,748 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:27,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-16 14:01:27,748 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting net2272_pci_probeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:01:27,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:27,749 INFO L85 PathProgramCache]: Analyzing trace with hash 294813115, now seen corresponding path program 1 times [2022-10-16 14:01:27,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:27,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715673854] [2022-10-16 14:01:27,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:27,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:01:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:01:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:01:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:01:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:01:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:01:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:01:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:01:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:01:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:01:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:01:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:01:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-10-16 14:01:28,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:28,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715673854] [2022-10-16 14:01:28,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715673854] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:28,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:28,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:01:28,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845491462] [2022-10-16 14:01:28,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:28,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:01:28,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:28,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:01:28,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:01:28,295 INFO L87 Difference]: Start difference. First operand 4823 states and 6973 transitions. Second operand has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-10-16 14:01:44,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:01:44,898 INFO L93 Difference]: Finished difference Result 5349 states and 8180 transitions. [2022-10-16 14:01:44,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 14:01:44,899 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 168 [2022-10-16 14:01:44,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:01:44,926 INFO L225 Difference]: With dead ends: 5349 [2022-10-16 14:01:44,926 INFO L226 Difference]: Without dead ends: 5347 [2022-10-16 14:01:44,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-10-16 14:01:44,930 INFO L413 NwaCegarLoop]: 2834 mSDtfsCounter, 5020 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 8206 mSolverCounterSat, 4599 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5020 SdHoareTripleChecker+Valid, 6351 SdHoareTripleChecker+Invalid, 12805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4599 IncrementalHoareTripleChecker+Valid, 8206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-10-16 14:01:44,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5020 Valid, 6351 Invalid, 12805 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4599 Valid, 8206 Invalid, 0 Unknown, 0 Unchecked, 15.8s Time] [2022-10-16 14:01:44,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5347 states. [2022-10-16 14:01:45,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5347 to 4847. [2022-10-16 14:01:45,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4847 states, 3325 states have (on average 1.3088721804511279) internal successors, (4352), 3478 states have internal predecessors, (4352), 1273 states have call successors, (1273), 210 states have call predecessors, (1273), 219 states have return successors, (1388), 1238 states have call predecessors, (1388), 1273 states have call successors, (1388) [2022-10-16 14:01:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4847 states to 4847 states and 7013 transitions. [2022-10-16 14:01:45,320 INFO L78 Accepts]: Start accepts. Automaton has 4847 states and 7013 transitions. Word has length 168 [2022-10-16 14:01:45,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:01:45,321 INFO L495 AbstractCegarLoop]: Abstraction has 4847 states and 7013 transitions. [2022-10-16 14:01:45,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-10-16 14:01:45,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4847 states and 7013 transitions. [2022-10-16 14:01:45,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-16 14:01:45,328 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:01:45,328 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:01:45,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 14:01:45,329 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting net2272_pci_probeErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:01:45,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:01:45,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2107966828, now seen corresponding path program 1 times [2022-10-16 14:01:45,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:01:45,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098124886] [2022-10-16 14:01:45,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:01:45,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:01:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:01:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:01:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:01:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:01:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:01:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:01:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:01:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:01:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:01:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:01:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:01:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:01:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:01:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:01:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:01:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:01:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 14:01:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:01:45,994 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-10-16 14:01:45,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:01:45,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098124886] [2022-10-16 14:01:45,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098124886] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:01:45,994 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:01:45,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-16 14:01:45,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461416145] [2022-10-16 14:01:45,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:01:45,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 14:01:45,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:01:45,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 14:01:45,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:01:45,997 INFO L87 Difference]: Start difference. First operand 4847 states and 7013 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-10-16 14:02:05,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:05,454 INFO L93 Difference]: Finished difference Result 8173 states and 12365 transitions. [2022-10-16 14:02:05,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 14:02:05,455 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 168 [2022-10-16 14:02:05,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:05,486 INFO L225 Difference]: With dead ends: 8173 [2022-10-16 14:02:05,487 INFO L226 Difference]: Without dead ends: 5653 [2022-10-16 14:02:05,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=315, Unknown=0, NotChecked=0, Total=420 [2022-10-16 14:02:05,506 INFO L413 NwaCegarLoop]: 2860 mSDtfsCounter, 6599 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 10728 mSolverCounterSat, 5500 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6599 SdHoareTripleChecker+Valid, 7158 SdHoareTripleChecker+Invalid, 16228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5500 IncrementalHoareTripleChecker+Valid, 10728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:05,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6599 Valid, 7158 Invalid, 16228 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5500 Valid, 10728 Invalid, 0 Unknown, 0 Unchecked, 18.4s Time] [2022-10-16 14:02:05,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5653 states. [2022-10-16 14:02:05,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5653 to 5048. [2022-10-16 14:02:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5048 states, 3491 states have (on average 1.3087940418218276) internal successors, (4569), 3640 states have internal predecessors, (4569), 1302 states have call successors, (1302), 210 states have call predecessors, (1302), 225 states have return successors, (1432), 1280 states have call predecessors, (1432), 1302 states have call successors, (1432) [2022-10-16 14:02:05,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5048 states to 5048 states and 7303 transitions. [2022-10-16 14:02:05,965 INFO L78 Accepts]: Start accepts. Automaton has 5048 states and 7303 transitions. Word has length 168 [2022-10-16 14:02:05,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:05,966 INFO L495 AbstractCegarLoop]: Abstraction has 5048 states and 7303 transitions. [2022-10-16 14:02:05,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-10-16 14:02:05,966 INFO L276 IsEmpty]: Start isEmpty. Operand 5048 states and 7303 transitions. [2022-10-16 14:02:05,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-16 14:02:05,973 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:05,973 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 14:02:05,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 14:02:05,974 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting net2272_pci_probeErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:02:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:05,975 INFO L85 PathProgramCache]: Analyzing trace with hash 629713621, now seen corresponding path program 1 times [2022-10-16 14:02:05,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:05,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360065096] [2022-10-16 14:02:05,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:05,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:02:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:02:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:02:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:02:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:02:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:02:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:02:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:02:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:02:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 14:02:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2022-10-16 14:02:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:06,675 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-10-16 14:02:06,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:06,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360065096] [2022-10-16 14:02:06,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360065096] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:02:06,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:02:06,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-16 14:02:06,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245607712] [2022-10-16 14:02:06,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:02:06,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 14:02:06,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:06,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 14:02:06,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:02:06,678 INFO L87 Difference]: Start difference. First operand 5048 states and 7303 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-10-16 14:02:26,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:26,119 INFO L93 Difference]: Finished difference Result 8366 states and 12643 transitions. [2022-10-16 14:02:26,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 14:02:26,120 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 168 [2022-10-16 14:02:26,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:26,158 INFO L225 Difference]: With dead ends: 8366 [2022-10-16 14:02:26,158 INFO L226 Difference]: Without dead ends: 5656 [2022-10-16 14:02:26,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=315, Unknown=0, NotChecked=0, Total=420 [2022-10-16 14:02:26,182 INFO L413 NwaCegarLoop]: 2869 mSDtfsCounter, 6586 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 10751 mSolverCounterSat, 5489 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6586 SdHoareTripleChecker+Valid, 7167 SdHoareTripleChecker+Invalid, 16240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5489 IncrementalHoareTripleChecker+Valid, 10751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:26,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6586 Valid, 7167 Invalid, 16240 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5489 Valid, 10751 Invalid, 0 Unknown, 0 Unchecked, 18.4s Time] [2022-10-16 14:02:26,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5656 states. [2022-10-16 14:02:26,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5656 to 5051. [2022-10-16 14:02:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5051 states, 3494 states have (on average 1.3085289066971952) internal successors, (4572), 3643 states have internal predecessors, (4572), 1302 states have call successors, (1302), 210 states have call predecessors, (1302), 225 states have return successors, (1432), 1280 states have call predecessors, (1432), 1302 states have call successors, (1432) [2022-10-16 14:02:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 5051 states and 7306 transitions. [2022-10-16 14:02:26,745 INFO L78 Accepts]: Start accepts. Automaton has 5051 states and 7306 transitions. Word has length 168 [2022-10-16 14:02:26,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:26,745 INFO L495 AbstractCegarLoop]: Abstraction has 5051 states and 7306 transitions. [2022-10-16 14:02:26,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-10-16 14:02:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 5051 states and 7306 transitions. [2022-10-16 14:02:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-16 14:02:26,757 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:26,758 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:02:26,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 14:02:26,758 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting net2272_pci_probeErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:02:26,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:26,759 INFO L85 PathProgramCache]: Analyzing trace with hash 401416850, now seen corresponding path program 1 times [2022-10-16 14:02:26,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:26,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044964220] [2022-10-16 14:02:26,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:26,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:02:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:02:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:02:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:02:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:02:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:02:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:02:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:02:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:02:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 14:02:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 14:02:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-10-16 14:02:27,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:27,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044964220] [2022-10-16 14:02:27,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044964220] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:02:27,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:02:27,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 14:02:27,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099049560] [2022-10-16 14:02:27,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:02:27,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 14:02:27,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:27,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 14:02:27,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:02:27,389 INFO L87 Difference]: Start difference. First operand 5051 states and 7306 transitions. Second operand has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-10-16 14:02:40,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:40,130 INFO L93 Difference]: Finished difference Result 5642 states and 8647 transitions. [2022-10-16 14:02:40,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 14:02:40,131 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 179 [2022-10-16 14:02:40,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:40,162 INFO L225 Difference]: With dead ends: 5642 [2022-10-16 14:02:40,163 INFO L226 Difference]: Without dead ends: 5640 [2022-10-16 14:02:40,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-10-16 14:02:40,168 INFO L413 NwaCegarLoop]: 2795 mSDtfsCounter, 6004 mSDsluCounter, 2481 mSDsCounter, 0 mSdLazyCounter, 5635 mSolverCounterSat, 5644 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6004 SdHoareTripleChecker+Valid, 5276 SdHoareTripleChecker+Invalid, 11279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5644 IncrementalHoareTripleChecker+Valid, 5635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:40,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6004 Valid, 5276 Invalid, 11279 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5644 Valid, 5635 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2022-10-16 14:02:40,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5640 states. [2022-10-16 14:02:40,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5640 to 5049. [2022-10-16 14:02:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5049 states, 3494 states have (on average 1.3068116771608471) internal successors, (4566), 3641 states have internal predecessors, (4566), 1302 states have call successors, (1302), 210 states have call predecessors, (1302), 225 states have return successors, (1432), 1280 states have call predecessors, (1432), 1302 states have call successors, (1432) [2022-10-16 14:02:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5049 states to 5049 states and 7300 transitions. [2022-10-16 14:02:40,640 INFO L78 Accepts]: Start accepts. Automaton has 5049 states and 7300 transitions. Word has length 179 [2022-10-16 14:02:40,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:40,642 INFO L495 AbstractCegarLoop]: Abstraction has 5049 states and 7300 transitions. [2022-10-16 14:02:40,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (22), 6 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-10-16 14:02:40,643 INFO L276 IsEmpty]: Start isEmpty. Operand 5049 states and 7300 transitions. [2022-10-16 14:02:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-10-16 14:02:40,652 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:40,652 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:02:40,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 14:02:40,653 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting net2272_pci_probeErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:02:40,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:40,653 INFO L85 PathProgramCache]: Analyzing trace with hash 493532995, now seen corresponding path program 1 times [2022-10-16 14:02:40,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:40,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118715391] [2022-10-16 14:02:40,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:40,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:02:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:02:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:41,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:02:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:02:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:02:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:02:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:02:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:02:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:02:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-10-16 14:02:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-10-16 14:02:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-10-16 14:02:41,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:41,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118715391] [2022-10-16 14:02:41,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118715391] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:02:41,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082952246] [2022-10-16 14:02:41,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:41,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:02:41,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:02:41,510 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 14:02:41,513 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 14:02:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:42,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 3126 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:02:42,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:02:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-10-16 14:02:42,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:02:42,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082952246] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:02:42,640 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:02:42,640 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-10-16 14:02:42,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645268710] [2022-10-16 14:02:42,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:02:42,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:02:42,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:42,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:02:42,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:02:42,643 INFO L87 Difference]: Start difference. First operand 5049 states and 7300 transitions. Second operand has 4 states, 3 states have (on average 27.666666666666668) internal successors, (83), 4 states have internal predecessors, (83), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-10-16 14:02:43,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:43,183 INFO L93 Difference]: Finished difference Result 10112 states and 14826 transitions. [2022-10-16 14:02:43,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:02:43,184 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 27.666666666666668) internal successors, (83), 4 states have internal predecessors, (83), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 179 [2022-10-16 14:02:43,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:43,215 INFO L225 Difference]: With dead ends: 10112 [2022-10-16 14:02:43,216 INFO L226 Difference]: Without dead ends: 5083 [2022-10-16 14:02:43,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:02:43,245 INFO L413 NwaCegarLoop]: 3363 mSDtfsCounter, 74 mSDsluCounter, 3310 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 6673 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:43,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 6673 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:02:43,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2022-10-16 14:02:43,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 4967. [2022-10-16 14:02:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4967 states, 3425 states have (on average 1.303065693430657) internal successors, (4463), 3570 states have internal predecessors, (4463), 1291 states have call successors, (1291), 210 states have call predecessors, (1291), 225 states have return successors, (1418), 1269 states have call predecessors, (1418), 1291 states have call successors, (1418) [2022-10-16 14:02:43,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 4967 states and 7172 transitions. [2022-10-16 14:02:43,665 INFO L78 Accepts]: Start accepts. Automaton has 4967 states and 7172 transitions. Word has length 179 [2022-10-16 14:02:43,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:43,666 INFO L495 AbstractCegarLoop]: Abstraction has 4967 states and 7172 transitions. [2022-10-16 14:02:43,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 27.666666666666668) internal successors, (83), 4 states have internal predecessors, (83), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-10-16 14:02:43,666 INFO L276 IsEmpty]: Start isEmpty. Operand 4967 states and 7172 transitions. [2022-10-16 14:02:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-10-16 14:02:43,674 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:43,674 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 14:02:43,726 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 14:02:43,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-10-16 14:02:43,891 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting net2272_pci_probeErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:02:43,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:43,892 INFO L85 PathProgramCache]: Analyzing trace with hash -440978657, now seen corresponding path program 1 times [2022-10-16 14:02:43,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:43,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302105245] [2022-10-16 14:02:43,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:43,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:02:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:02:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:02:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:02:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:02:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:02:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:02:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:02:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:02:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 14:02:44,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-16 14:02:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-10-16 14:02:44,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:44,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302105245] [2022-10-16 14:02:44,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302105245] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:02:44,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968525601] [2022-10-16 14:02:44,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:44,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:02:44,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:02:44,719 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 14:02:44,722 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 14:02:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:45,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 3137 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:02:45,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:02:45,867 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2022-10-16 14:02:45,867 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:02:45,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1968525601] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:02:45,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:02:45,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-10-16 14:02:45,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41345676] [2022-10-16 14:02:45,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:02:45,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:02:45,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:45,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:02:45,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:02:45,873 INFO L87 Difference]: Start difference. First operand 4967 states and 7172 transitions. Second operand has 4 states, 3 states have (on average 28.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-10-16 14:02:46,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:02:46,458 INFO L93 Difference]: Finished difference Result 9948 states and 14570 transitions. [2022-10-16 14:02:46,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:02:46,459 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 28.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 180 [2022-10-16 14:02:46,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:02:46,492 INFO L225 Difference]: With dead ends: 9948 [2022-10-16 14:02:46,492 INFO L226 Difference]: Without dead ends: 5001 [2022-10-16 14:02:46,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-16 14:02:46,516 INFO L413 NwaCegarLoop]: 3362 mSDtfsCounter, 64 mSDsluCounter, 3317 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 6679 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 14:02:46,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 6679 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 14:02:46,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5001 states. [2022-10-16 14:02:46,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5001 to 4951. [2022-10-16 14:02:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4951 states, 3413 states have (on average 1.3012012891883973) internal successors, (4441), 3556 states have internal predecessors, (4441), 1289 states have call successors, (1289), 210 states have call predecessors, (1289), 225 states have return successors, (1416), 1267 states have call predecessors, (1416), 1289 states have call successors, (1416) [2022-10-16 14:02:46,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 4951 states and 7146 transitions. [2022-10-16 14:02:46,937 INFO L78 Accepts]: Start accepts. Automaton has 4951 states and 7146 transitions. Word has length 180 [2022-10-16 14:02:46,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:02:46,938 INFO L495 AbstractCegarLoop]: Abstraction has 4951 states and 7146 transitions. [2022-10-16 14:02:46,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 28.0) internal successors, (84), 4 states have internal predecessors, (84), 3 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-10-16 14:02:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4951 states and 7146 transitions. [2022-10-16 14:02:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-10-16 14:02:46,949 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:02:46,950 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2022-10-16 14:02:47,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 14:02:47,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-10-16 14:02:47,164 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_arch_io_io_mem_remapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [net2272_ep0_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_ep0_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, net2272_request_dmaErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 85 more)] === [2022-10-16 14:02:47,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:02:47,165 INFO L85 PathProgramCache]: Analyzing trace with hash 398332925, now seen corresponding path program 1 times [2022-10-16 14:02:47,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:02:47,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070267097] [2022-10-16 14:02:47,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:02:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 14:02:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-10-16 14:02:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-16 14:02:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-10-16 14:02:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-10-16 14:02:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 14:02:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 14:02:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-10-16 14:02:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-16 14:02:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-10-16 14:02:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-10-16 14:02:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 14:02:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 14:02:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-10-16 14:02:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 14:02:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-10-16 14:02:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 14:02:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-10-16 14:02:48,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:02:48,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070267097] [2022-10-16 14:02:48,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070267097] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:02:48,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63304259] [2022-10-16 14:02:48,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:02:48,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:02:48,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:02:48,802 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:02:48,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 14:02:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:02:49,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 3124 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-16 14:02:49,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:02:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-10-16 14:02:50,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:02:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-10-16 14:02:50,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63304259] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:02:50,517 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:02:50,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 18 [2022-10-16 14:02:50,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480963519] [2022-10-16 14:02:50,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:02:50,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-10-16 14:02:50,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:02:50,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-10-16 14:02:50,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2022-10-16 14:02:50,520 INFO L87 Difference]: Start difference. First operand 4951 states and 7146 transitions. Second operand has 19 states, 17 states have (on average 12.470588235294118) internal successors, (212), 14 states have internal predecessors, (212), 9 states have call successors, (61), 13 states have call predecessors, (61), 6 states have return successors, (56), 9 states have call predecessors, (56), 9 states have call successors, (56)