/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--class--cdc-wdm.ko.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:31:06,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:31:06,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:31:06,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:31:06,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:31:06,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:31:06,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:31:06,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:31:06,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:31:06,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:31:06,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:31:06,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:31:06,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:31:06,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:31:06,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:31:06,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:31:06,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:31:06,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:31:06,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:31:06,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:31:06,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:31:06,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:31:06,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:31:06,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:31:06,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:31:06,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:31:06,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:31:06,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:31:06,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:31:06,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:31:06,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:31:06,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:31:06,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:31:06,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:31:06,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:31:06,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:31:06,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:31:06,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:31:06,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:31:06,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:31:06,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:31:06,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:31:06,969 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:31:06,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:31:06,970 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:31:06,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:31:06,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:31:06,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:31:06,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:31:06,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:31:06,975 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:31:06,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:31:06,977 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:31:06,977 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:31:06,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:31:06,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:31:06,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:31:06,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:31:06,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:31:06,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:31:06,978 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:31:06,978 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:31:06,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:31:06,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:31:06,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:31:06,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:31:06,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:31:06,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:31:06,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:31:06,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:31:06,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:31:06,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:31:06,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:31:06,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:31:06,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:31:06,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:31:07,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:31:07,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:31:07,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:31:07,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:31:07,382 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:31:07,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c [2022-10-15 21:31:07,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97a6e82cc/bce917fc54144313927b542bf681534c/FLAG885fa7abc [2022-10-15 21:31:08,555 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:31:08,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c [2022-10-15 21:31:08,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97a6e82cc/bce917fc54144313927b542bf681534c/FLAG885fa7abc [2022-10-15 21:31:08,928 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97a6e82cc/bce917fc54144313927b542bf681534c [2022-10-15 21:31:08,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:31:08,938 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:31:08,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:31:08,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:31:08,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:31:08,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:31:08" (1/1) ... [2022-10-15 21:31:08,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49953600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:08, skipping insertion in model container [2022-10-15 21:31:08,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:31:08" (1/1) ... [2022-10-15 21:31:08,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:31:09,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:31:12,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[311134,311147] [2022-10-15 21:31:12,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[311708,311721] [2022-10-15 21:31:12,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[312907,312920] [2022-10-15 21:31:12,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[313615,313628] [2022-10-15 21:31:12,855 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--class--cdc-wdm.ko.cil.c[314056,314069] [2022-10-15 21:31:12,861 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--class--cdc-wdm.ko.cil.c[314288,314301] [2022-10-15 21:31:12,866 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--class--cdc-wdm.ko.cil.c[314866,314879] [2022-10-15 21:31:12,871 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--class--cdc-wdm.ko.cil.c[315456,315469] [2022-10-15 21:31:12,877 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--class--cdc-wdm.ko.cil.c[315873,315886] [2022-10-15 21:31:12,882 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--class--cdc-wdm.ko.cil.c[316270,316283] [2022-10-15 21:31:12,886 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--class--cdc-wdm.ko.cil.c[316505,316518] [2022-10-15 21:31:12,891 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--class--cdc-wdm.ko.cil.c[317253,317266] [2022-10-15 21:31:12,896 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--class--cdc-wdm.ko.cil.c[317674,317687] [2022-10-15 21:31:12,901 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--class--cdc-wdm.ko.cil.c[318301,318314] [2022-10-15 21:31:12,905 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--class--cdc-wdm.ko.cil.c[318716,318729] [2022-10-15 21:31:12,911 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--class--cdc-wdm.ko.cil.c[319360,319373] [2022-10-15 21:31:12,916 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--class--cdc-wdm.ko.cil.c[320090,320103] [2022-10-15 21:31:12,921 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--class--cdc-wdm.ko.cil.c[320926,320939] [2022-10-15 21:31:12,927 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--class--cdc-wdm.ko.cil.c[322272,322285] [2022-10-15 21:31:12,931 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--class--cdc-wdm.ko.cil.c[322670,322683] [2022-10-15 21:31:12,937 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--class--cdc-wdm.ko.cil.c[323227,323240] [2022-10-15 21:31:12,941 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--class--cdc-wdm.ko.cil.c[323610,323623] [2022-10-15 21:31:12,946 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--class--cdc-wdm.ko.cil.c[324226,324239] [2022-10-15 21:31:12,950 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--class--cdc-wdm.ko.cil.c[324800,324813] [2022-10-15 21:31:12,956 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--class--cdc-wdm.ko.cil.c[325713,325726] [2022-10-15 21:31:12,960 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--class--cdc-wdm.ko.cil.c[326104,326117] [2022-10-15 21:31:12,964 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--class--cdc-wdm.ko.cil.c[326333,326346] [2022-10-15 21:31:12,969 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--class--cdc-wdm.ko.cil.c[326739,326752] [2022-10-15 21:31:12,976 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--class--cdc-wdm.ko.cil.c[327596,327609] [2022-10-15 21:31:12,982 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--class--cdc-wdm.ko.cil.c[328003,328016] [2022-10-15 21:31:12,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:31:13,037 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:31:13,460 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--class--cdc-wdm.ko.cil.c[311134,311147] [2022-10-15 21:31:13,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[311708,311721] [2022-10-15 21:31:13,462 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--class--cdc-wdm.ko.cil.c[312907,312920] [2022-10-15 21:31:13,463 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--class--cdc-wdm.ko.cil.c[313615,313628] [2022-10-15 21:31:13,463 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--class--cdc-wdm.ko.cil.c[314056,314069] [2022-10-15 21:31:13,464 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--class--cdc-wdm.ko.cil.c[314288,314301] [2022-10-15 21:31:13,465 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--class--cdc-wdm.ko.cil.c[314866,314879] [2022-10-15 21:31:13,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[315456,315469] [2022-10-15 21:31:13,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[315873,315886] [2022-10-15 21:31:13,467 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[316270,316283] [2022-10-15 21:31:13,469 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--class--cdc-wdm.ko.cil.c[316505,316518] [2022-10-15 21:31:13,475 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--class--cdc-wdm.ko.cil.c[317253,317266] [2022-10-15 21:31:13,475 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--class--cdc-wdm.ko.cil.c[317674,317687] [2022-10-15 21:31:13,476 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--class--cdc-wdm.ko.cil.c[318301,318314] [2022-10-15 21:31:13,477 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--class--cdc-wdm.ko.cil.c[318716,318729] [2022-10-15 21:31:13,477 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--class--cdc-wdm.ko.cil.c[319360,319373] [2022-10-15 21:31:13,478 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--class--cdc-wdm.ko.cil.c[320090,320103] [2022-10-15 21:31:13,479 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--class--cdc-wdm.ko.cil.c[320926,320939] [2022-10-15 21:31:13,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[322272,322285] [2022-10-15 21:31:13,481 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--class--cdc-wdm.ko.cil.c[322670,322683] [2022-10-15 21:31:13,481 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--class--cdc-wdm.ko.cil.c[323227,323240] [2022-10-15 21:31:13,482 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--class--cdc-wdm.ko.cil.c[323610,323623] [2022-10-15 21:31:13,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[324226,324239] [2022-10-15 21:31:13,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[324800,324813] [2022-10-15 21:31:13,485 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--class--cdc-wdm.ko.cil.c[325713,325726] [2022-10-15 21:31:13,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[326104,326117] [2022-10-15 21:31:13,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-multiproperty/linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c[326333,326346] [2022-10-15 21:31:13,487 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--class--cdc-wdm.ko.cil.c[326739,326752] [2022-10-15 21:31:13,488 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--class--cdc-wdm.ko.cil.c[327596,327609] [2022-10-15 21:31:13,488 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--class--cdc-wdm.ko.cil.c[328003,328016] [2022-10-15 21:31:13,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:31:13,689 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:31:13,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13 WrapperNode [2022-10-15 21:31:13,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:31:13,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:31:13,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:31:13,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:31:13,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:13,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,054 INFO L138 Inliner]: procedures = 617, calls = 1859, calls flagged for inlining = 246, calls inlined = 153, statements flattened = 3126 [2022-10-15 21:31:14,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:31:14,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:31:14,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:31:14,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:31:14,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,272 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:31:14,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:31:14,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:31:14,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:31:14,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (1/1) ... [2022-10-15 21:31:14,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:31:14,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:31:14,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:31:14,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:31:14,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:31:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-10-15 21:31:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-15 21:31:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-15 21:31:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2022-10-15 21:31:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2022-10-15 21:31:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_sock [2022-10-15 21:31:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_sock [2022-10-15 21:31:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-10-15 21:31:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-10-15 21:31:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:31:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:31:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:31:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-10-15 21:31:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-15 21:31:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-15 21:31:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-15 21:31:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-10-15 21:31:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_arch_io [2022-10-15 21:31:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_arch_io [2022-10-15 21:31:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister_dev [2022-10-15 21:31:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-15 21:31:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-15 21:31:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:31:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-10-15 21:31:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:31:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-10-15 21:31:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2022-10-15 21:31:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2022-10-15 21:31:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2022-10-15 21:31:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-15 21:31:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-15 21:31:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_iuspin_of_wdm_device [2022-10-15 21:31:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_iuspin_of_wdm_device [2022-10-15 21:31:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 21:31:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 21:31:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:31:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-10-15 21:31:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_irq [2022-10-15 21:31:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_irq [2022-10-15 21:31:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:31:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:31:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock [2022-10-15 21:31:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-15 21:31:14,428 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-15 21:31:14,429 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 21:31:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 21:31:14,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:31:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-10-15 21:31:14,429 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-15 21:31:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-15 21:31:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-15 21:31:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-15 21:31:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:31:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:31:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:31:14,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:31:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-10-15 21:31:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-10-15 21:31:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_111 [2022-10-15 21:31:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_111 [2022-10-15 21:31:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:31:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-10-15 21:31:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-15 21:31:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:31:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:31:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-10-15 21:31:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-15 21:31:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_queue [2022-10-15 21:31:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_queue [2022-10-15 21:31:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:31:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-10-15 21:31:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:31:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_wlock_of_wdm_device [2022-10-15 21:31:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_wlock_of_wdm_device [2022-10-15 21:31:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 21:31:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 21:31:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_mutex [2022-10-15 21:31:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_mutex [2022-10-15 21:31:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2022-10-15 21:31:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2022-10-15 21:31:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-15 21:31:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:31:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-10-15 21:31:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-15 21:31:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_spinlock [2022-10-15 21:31:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_spinlock [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:31:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_genhd [2022-10-15 21:31:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_genhd [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:31:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_iuspin_of_wdm_device [2022-10-15 21:31:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_iuspin_of_wdm_device [2022-10-15 21:31:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:31:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_sched [2022-10-15 21:31:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-15 21:31:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:31:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-15 21:31:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-15 21:31:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-15 21:31:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:31:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-15 21:31:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:31:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2022-10-15 21:31:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-15 21:31:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2022-10-15 21:31:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-15 21:31:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-15 21:31:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-15 21:31:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:31:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:31:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:31:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_update_lock_bh [2022-10-15 21:31:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2022-10-15 21:31:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2022-10-15 21:31:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-15 21:31:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-10-15 21:31:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2022-10-15 21:31:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2022-10-15 21:31:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:31:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:31:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_128 [2022-10-15 21:31:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_128 [2022-10-15 21:31:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:31:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_alloc_usb_lock [2022-10-15 21:31:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:31:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-10-15 21:31:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2022-10-15 21:31:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2022-10-15 21:31:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2022-10-15 21:31:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2022-10-15 21:31:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_sysfs [2022-10-15 21:31:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_sysfs [2022-10-15 21:31:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:31:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-10-15 21:31:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:31:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:31:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:31:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:31:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-10-15 21:31:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2022-10-15 21:31:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_coherent [2022-10-15 21:31:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_coherent [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:31:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_locking_rwlock [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:31:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_wdm_mutex [2022-10-15 21:31:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_wdm_mutex [2022-10-15 21:31:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-15 21:31:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-10-15 21:31:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_drivers_base_class [2022-10-15 21:31:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_drivers_base_class [2022-10-15 21:31:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-15 21:31:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_module [2022-10-15 21:31:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_module [2022-10-15 21:31:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:31:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-10-15 21:31:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_rlock_of_wdm_device [2022-10-15 21:31:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_rlock_of_wdm_device [2022-10-15 21:31:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-15 21:31:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-15 21:31:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-15 21:31:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:31:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:31:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:31:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2022-10-15 21:31:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-10-15 21:31:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2022-10-15 21:31:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:31:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-10-15 21:31:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-10-15 21:31:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-10-15 21:31:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2022-10-15 21:31:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:31:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-10-15 21:31:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-10-15 21:31:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_fs_char_dev [2022-10-15 21:31:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_fs_char_dev [2022-10-15 21:31:14,447 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:31:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:31:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 21:31:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 21:31:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_wdm_mutex [2022-10-15 21:31:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_wdm_mutex [2022-10-15 21:31:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_gadget [2022-10-15 21:31:14,448 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_gadget [2022-10-15 21:31:14,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:31:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-10-15 21:31:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:31:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:31:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_net_rtnetlink [2022-10-15 21:31:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-10-15 21:31:14,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-10-15 21:31:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:31:14,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:31:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-10-15 21:31:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:31:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:31:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_block_request [2022-10-15 21:31:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_block_request [2022-10-15 21:31:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_95 [2022-10-15 21:31:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_95 [2022-10-15 21:31:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2022-10-15 21:31:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2022-10-15 21:31:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:31:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-10-15 21:31:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_96 [2022-10-15 21:31:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_96 [2022-10-15 21:31:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_lib_idr [2022-10-15 21:31:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_lib_idr [2022-10-15 21:31:14,451 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_usb_urb [2022-10-15 21:31:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_usb_urb [2022-10-15 21:31:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_rlock_of_wdm_device [2022-10-15 21:31:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_rlock_of_wdm_device [2022-10-15 21:31:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-15 21:31:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_dev [2022-10-15 21:31:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-15 21:31:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-15 21:31:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:31:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-10-15 21:31:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:31:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_mmc_sdio_func [2022-10-15 21:31:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2022-10-15 21:31:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-15 21:31:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-15 21:31:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2022-10-15 21:31:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:31:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_wlock_of_wdm_device [2022-10-15 21:31:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_wlock_of_wdm_device [2022-10-15 21:31:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:31:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error_linux_kernel_rcu_srcu [2022-10-15 21:31:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_110 [2022-10-15 21:31:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_110 [2022-10-15 21:31:15,067 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:31:15,078 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:31:20,449 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:31:20,468 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:31:20,468 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:31:20,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:31:20 BoogieIcfgContainer [2022-10-15 21:31:20,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:31:20,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:31:20,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:31:20,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:31:20,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:31:08" (1/3) ... [2022-10-15 21:31:20,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1025c964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:31:20, skipping insertion in model container [2022-10-15 21:31:20,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:31:13" (2/3) ... [2022-10-15 21:31:20,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1025c964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:31:20, skipping insertion in model container [2022-10-15 21:31:20,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:31:20" (3/3) ... [2022-10-15 21:31:20,483 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--class--cdc-wdm.ko.cil.c [2022-10-15 21:31:20,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:31:20,505 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2022-10-15 21:31:20,597 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:31:20,605 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;@67064ad5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:31:20,606 INFO L358 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-10-15 21:31:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand has 1313 states, 822 states have (on average 1.2603406326034063) internal successors, (1036), 896 states have internal predecessors, (1036), 359 states have call successors, (359), 101 states have call predecessors, (359), 101 states have return successors, (359), 354 states have call predecessors, (359), 359 states have call successors, (359) [2022-10-15 21:31:20,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-15 21:31:20,640 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:31:20,641 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-15 21:31:20,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-10-15 21:31:20,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:31:20,648 INFO L85 PathProgramCache]: Analyzing trace with hash -961171866, now seen corresponding path program 1 times [2022-10-15 21:31:20,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:31:20,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069389349] [2022-10-15 21:31:20,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:20,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:31:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:31:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:31:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:31:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:31:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:31:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:31:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:31:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:31:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:31:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:31:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:31:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-10-15 21:31:21,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:31:21,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069389349] [2022-10-15 21:31:21,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069389349] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:31:21,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:31:21,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:31:21,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516428238] [2022-10-15 21:31:21,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:31:21,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:31:21,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:31:21,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:31:21,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:31:21,757 INFO L87 Difference]: Start difference. First operand has 1313 states, 822 states have (on average 1.2603406326034063) internal successors, (1036), 896 states have internal predecessors, (1036), 359 states have call successors, (359), 101 states have call predecessors, (359), 101 states have return successors, (359), 354 states have call predecessors, (359), 359 states have call successors, (359) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-15 21:31:25,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:31:25,576 INFO L93 Difference]: Finished difference Result 2589 states and 3707 transitions. [2022-10-15 21:31:25,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-15 21:31:25,584 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 152 [2022-10-15 21:31:25,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:31:25,613 INFO L225 Difference]: With dead ends: 2589 [2022-10-15 21:31:25,613 INFO L226 Difference]: Without dead ends: 1064 [2022-10-15 21:31:25,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-15 21:31:25,638 INFO L413 NwaCegarLoop]: 1551 mSDtfsCounter, 1275 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 1368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 3059 SdHoareTripleChecker+Invalid, 2401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1368 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-10-15 21:31:25,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1275 Valid, 3059 Invalid, 2401 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1368 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-10-15 21:31:25,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2022-10-15 21:31:25,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1048. [2022-10-15 21:31:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 675 states have (on average 1.2577777777777779) internal successors, (849), 719 states have internal predecessors, (849), 286 states have call successors, (286), 57 states have call predecessors, (286), 57 states have return successors, (286), 282 states have call predecessors, (286), 286 states have call successors, (286) [2022-10-15 21:31:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 1421 transitions. [2022-10-15 21:31:25,877 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 1421 transitions. Word has length 152 [2022-10-15 21:31:25,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:31:25,878 INFO L495 AbstractCegarLoop]: Abstraction has 1048 states and 1421 transitions. [2022-10-15 21:31:25,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-15 21:31:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1421 transitions. [2022-10-15 21:31:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-15 21:31:25,893 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:31:25,893 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-15 21:31:25,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 21:31:25,894 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-10-15 21:31:25,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:31:25,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1566883430, now seen corresponding path program 1 times [2022-10-15 21:31:25,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:31:25,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806507787] [2022-10-15 21:31:25,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:25,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:31:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:31:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:31:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:31:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:31:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:31:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:31:28,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:28,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:31:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:31:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:31:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:31:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:31:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-10-15 21:31:28,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:31:28,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806507787] [2022-10-15 21:31:28,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806507787] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-15 21:31:28,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54965780] [2022-10-15 21:31:28,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:28,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 21:31:28,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:31:29,001 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) [2022-10-15 21:31:29,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-15 21:31:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:29,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 1991 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-15 21:31:29,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-15 21:31:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-10-15 21:31:29,877 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-15 21:31:29,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54965780] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:31:29,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-15 21:31:29,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 14 [2022-10-15 21:31:29,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297054477] [2022-10-15 21:31:29,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:31:29,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-15 21:31:29,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:31:29,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-15 21:31:29,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2022-10-15 21:31:29,881 INFO L87 Difference]: Start difference. First operand 1048 states and 1421 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-10-15 21:31:30,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:31:30,535 INFO L93 Difference]: Finished difference Result 2481 states and 3413 transitions. [2022-10-15 21:31:30,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-15 21:31:30,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 152 [2022-10-15 21:31:30,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:31:30,551 INFO L225 Difference]: With dead ends: 2481 [2022-10-15 21:31:30,552 INFO L226 Difference]: Without dead ends: 1442 [2022-10-15 21:31:30,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=206, Unknown=0, NotChecked=0, Total=240 [2022-10-15 21:31:30,559 INFO L413 NwaCegarLoop]: 1499 mSDtfsCounter, 722 mSDsluCounter, 5718 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 7217 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-10-15 21:31:30,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [722 Valid, 7217 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-10-15 21:31:30,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2022-10-15 21:31:30,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1049. [2022-10-15 21:31:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1049 states, 678 states have (on average 1.252212389380531) internal successors, (849), 719 states have internal predecessors, (849), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 282 states have call predecessors, (284), 284 states have call successors, (284) [2022-10-15 21:31:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1417 transitions. [2022-10-15 21:31:30,657 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1417 transitions. Word has length 152 [2022-10-15 21:31:30,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:31:30,658 INFO L495 AbstractCegarLoop]: Abstraction has 1049 states and 1417 transitions. [2022-10-15 21:31:30,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-10-15 21:31:30,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1417 transitions. [2022-10-15 21:31:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-15 21:31:30,661 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:31:30,661 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-15 21:31:30,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-15 21:31:30,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 21:31:30,877 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-10-15 21:31:30,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:31:30,878 INFO L85 PathProgramCache]: Analyzing trace with hash -568999772, now seen corresponding path program 1 times [2022-10-15 21:31:30,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:31:30,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385297669] [2022-10-15 21:31:30,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:30,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:31:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:31:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:31:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:31:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:31:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:31:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-15 21:31:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:32,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-15 21:31:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-10-15 21:31:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-10-15 21:31:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:33,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-10-15 21:31:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:31:33,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-10-15 21:31:33,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:31:33,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385297669] [2022-10-15 21:31:33,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385297669] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-15 21:31:33,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725912977] [2022-10-15 21:31:33,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:33,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 21:31:33,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:31:33,162 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) [2022-10-15 21:31:33,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-15 21:31:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:34,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 1989 conjuncts, 40 conjunts are in the unsatisfiable core [2022-10-15 21:31:34,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-15 21:31:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 178 proven. 3 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-10-15 21:31:34,325 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-15 21:31:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-15 21:31:34,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725912977] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-15 21:31:34,840 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-15 21:31:34,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 8] total 17 [2022-10-15 21:31:34,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566565738] [2022-10-15 21:31:34,842 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-15 21:31:34,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-15 21:31:34,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:31:34,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-15 21:31:34,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=234, Unknown=0, NotChecked=0, Total=272 [2022-10-15 21:31:34,847 INFO L87 Difference]: Start difference. First operand 1049 states and 1417 transitions. Second operand has 17 states, 16 states have (on average 4.5) internal successors, (72), 12 states have internal predecessors, (72), 5 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (30), 6 states have call predecessors, (30), 5 states have call successors, (30) [2022-10-15 21:31:48,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 21:31:48,607 INFO L93 Difference]: Finished difference Result 2479 states and 3399 transitions. [2022-10-15 21:31:48,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-15 21:31:48,608 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 4.5) internal successors, (72), 12 states have internal predecessors, (72), 5 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (30), 6 states have call predecessors, (30), 5 states have call successors, (30) Word has length 152 [2022-10-15 21:31:48,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 21:31:48,621 INFO L225 Difference]: With dead ends: 2479 [2022-10-15 21:31:48,621 INFO L226 Difference]: Without dead ends: 1454 [2022-10-15 21:31:48,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 342 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-10-15 21:31:48,627 INFO L413 NwaCegarLoop]: 1852 mSDtfsCounter, 1900 mSDsluCounter, 12073 mSDsCounter, 0 mSdLazyCounter, 8876 mSolverCounterSat, 1316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2068 SdHoareTripleChecker+Valid, 13925 SdHoareTripleChecker+Invalid, 10192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1316 IncrementalHoareTripleChecker+Valid, 8876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-10-15 21:31:48,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2068 Valid, 13925 Invalid, 10192 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1316 Valid, 8876 Invalid, 0 Unknown, 0 Unchecked, 13.0s Time] [2022-10-15 21:31:48,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2022-10-15 21:31:48,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1049. [2022-10-15 21:31:48,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1049 states, 678 states have (on average 1.2507374631268438) internal successors, (848), 718 states have internal predecessors, (848), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 282 states have call predecessors, (284), 284 states have call successors, (284) [2022-10-15 21:31:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 1049 states and 1416 transitions. [2022-10-15 21:31:48,725 INFO L78 Accepts]: Start accepts. Automaton has 1049 states and 1416 transitions. Word has length 152 [2022-10-15 21:31:48,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 21:31:48,726 INFO L495 AbstractCegarLoop]: Abstraction has 1049 states and 1416 transitions. [2022-10-15 21:31:48,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 4.5) internal successors, (72), 12 states have internal predecessors, (72), 5 states have call successors, (35), 5 states have call predecessors, (35), 5 states have return successors, (30), 6 states have call predecessors, (30), 5 states have call successors, (30) [2022-10-15 21:31:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1416 transitions. [2022-10-15 21:31:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-15 21:31:48,730 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:31:48,730 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-10-15 21:31:48,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-15 21:31:48,944 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,SelfDestructingSolverStorable2 [2022-10-15 21:31:48,945 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ldv_linux_usb_urb_usb_alloc_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_linux_usb_urb_usb_alloc_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 28 more)] === [2022-10-15 21:31:48,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:31:48,946 INFO L85 PathProgramCache]: Analyzing trace with hash 608370689, now seen corresponding path program 1 times [2022-10-15 21:31:48,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:31:48,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585219213] [2022-10-15 21:31:48,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:48,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:31:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:31:50,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-15 21:31:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-15 21:31:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-15 21:31:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-15 21:31:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:31:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-10-15 21:31:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-10-15 21:31:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-15 21:31:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-10-15 21:31:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-15 21:31:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-15 21:31:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-15 21:31:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-10-15 21:31:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-15 21:31:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 19 proven. 42 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2022-10-15 21:31:50,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:31:50,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585219213] [2022-10-15 21:31:50,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585219213] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-15 21:31:50,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662201174] [2022-10-15 21:31:50,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:31:50,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 21:31:50,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:31:50,987 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) [2022-10-15 21:31:51,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-15 21:31:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:31:51,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 2007 conjuncts, 40 conjunts are in the unsatisfiable core [2022-10-15 21:31:51,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-15 21:31:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 229 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-10-15 21:31:51,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-15 21:31:52,459 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-15 21:31:52,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662201174] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-15 21:31:52,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-15 21:31:52,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 8] total 18 [2022-10-15 21:31:52,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658722343] [2022-10-15 21:31:52,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-15 21:31:52,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-10-15 21:31:52,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:31:52,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-10-15 21:31:52,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-10-15 21:31:52,463 INFO L87 Difference]: Start difference. First operand 1049 states and 1416 transitions. Second operand has 18 states, 17 states have (on average 4.411764705882353) internal successors, (75), 12 states have internal predecessors, (75), 5 states have call successors, (36), 6 states have call predecessors, (36), 5 states have return successors, (30), 6 states have call predecessors, (30), 5 states have call successors, (30)