./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4426d364359557dc10cf7e8f346d379b7d379eaf4a1a095af818bcdb9a3f651d --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 19:08:40,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 19:08:40,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 19:08:40,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 19:08:40,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 19:08:40,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 19:08:40,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 19:08:40,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 19:08:40,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 19:08:40,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 19:08:40,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 19:08:40,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 19:08:40,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 19:08:40,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 19:08:40,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 19:08:40,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 19:08:40,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 19:08:40,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 19:08:40,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 19:08:40,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 19:08:40,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 19:08:40,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 19:08:40,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 19:08:40,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 19:08:40,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 19:08:40,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 19:08:40,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 19:08:40,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 19:08:40,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 19:08:40,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 19:08:40,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 19:08:40,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 19:08:40,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 19:08:40,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 19:08:40,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 19:08:40,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 19:08:40,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 19:08:40,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 19:08:40,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 19:08:40,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 19:08:40,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 19:08:40,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 19:08:40,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 19:08:40,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 19:08:40,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 19:08:40,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 19:08:41,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 19:08:41,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 19:08:41,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 19:08:41,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 19:08:41,001 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 19:08:41,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 19:08:41,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 19:08:41,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 19:08:41,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 19:08:41,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 19:08:41,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 19:08:41,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 19:08:41,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:08:41,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 19:08:41,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 19:08:41,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 19:08:41,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 19:08:41,005 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4426d364359557dc10cf7e8f346d379b7d379eaf4a1a095af818bcdb9a3f651d [2021-12-14 19:08:41,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 19:08:41,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 19:08:41,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 19:08:41,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 19:08:41,210 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 19:08:41,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i [2021-12-14 19:08:41,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b7c786fa/1440a503e0d0407bad226e10baf6b827/FLAG66bba5302 [2021-12-14 19:08:41,875 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 19:08:41,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i [2021-12-14 19:08:41,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b7c786fa/1440a503e0d0407bad226e10baf6b827/FLAG66bba5302 [2021-12-14 19:08:42,028 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b7c786fa/1440a503e0d0407bad226e10baf6b827 [2021-12-14 19:08:42,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 19:08:42,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 19:08:42,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 19:08:42,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 19:08:42,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 19:08:42,036 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:08:42" (1/1) ... [2021-12-14 19:08:42,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@259e9aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:42, skipping insertion in model container [2021-12-14 19:08:42,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:08:42" (1/1) ... [2021-12-14 19:08:42,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 19:08:42,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 19:08:44,890 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[405731,405744] [2021-12-14 19:08:44,892 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[405876,405889] [2021-12-14 19:08:44,892 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406022,406035] [2021-12-14 19:08:44,893 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406187,406200] [2021-12-14 19:08:44,893 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406345,406358] [2021-12-14 19:08:44,893 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406503,406516] [2021-12-14 19:08:44,894 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406661,406674] [2021-12-14 19:08:44,894 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406821,406834] [2021-12-14 19:08:44,894 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406980,406993] [2021-12-14 19:08:44,895 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407119,407132] [2021-12-14 19:08:44,895 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407261,407274] [2021-12-14 19:08:44,895 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407410,407423] [2021-12-14 19:08:44,896 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407549,407562] [2021-12-14 19:08:44,896 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407704,407717] [2021-12-14 19:08:44,896 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407864,407877] [2021-12-14 19:08:44,897 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408015,408028] [2021-12-14 19:08:44,897 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408166,408179] [2021-12-14 19:08:44,897 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408318,408331] [2021-12-14 19:08:44,898 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408467,408480] [2021-12-14 19:08:44,898 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408615,408628] [2021-12-14 19:08:44,898 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408772,408785] [2021-12-14 19:08:44,899 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408921,408934] [2021-12-14 19:08:44,899 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409077,409090] [2021-12-14 19:08:44,899 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409230,409243] [2021-12-14 19:08:44,900 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409376,409389] [2021-12-14 19:08:44,900 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409519,409532] [2021-12-14 19:08:44,900 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409671,409684] [2021-12-14 19:08:44,901 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409817,409830] [2021-12-14 19:08:44,901 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409962,409975] [2021-12-14 19:08:44,901 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410116,410129] [2021-12-14 19:08:44,902 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410267,410280] [2021-12-14 19:08:44,902 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410422,410435] [2021-12-14 19:08:44,902 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410574,410587] [2021-12-14 19:08:44,903 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410729,410742] [2021-12-14 19:08:44,903 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410893,410906] [2021-12-14 19:08:44,903 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411049,411062] [2021-12-14 19:08:44,904 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411213,411226] [2021-12-14 19:08:44,904 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411355,411368] [2021-12-14 19:08:44,904 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411513,411526] [2021-12-14 19:08:44,905 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411680,411693] [2021-12-14 19:08:44,905 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411839,411852] [2021-12-14 19:08:44,905 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411998,412011] [2021-12-14 19:08:44,906 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412147,412160] [2021-12-14 19:08:44,906 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412294,412307] [2021-12-14 19:08:44,906 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412433,412446] [2021-12-14 19:08:44,907 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412596,412609] [2021-12-14 19:08:44,907 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412762,412775] [2021-12-14 19:08:44,909 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412926,412939] [2021-12-14 19:08:44,910 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413091,413104] [2021-12-14 19:08:44,910 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413256,413269] [2021-12-14 19:08:44,910 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413422,413435] [2021-12-14 19:08:44,911 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413587,413600] [2021-12-14 19:08:44,911 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413754,413767] [2021-12-14 19:08:44,911 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413914,413927] [2021-12-14 19:08:44,912 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414076,414089] [2021-12-14 19:08:44,912 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414235,414248] [2021-12-14 19:08:44,912 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414381,414394] [2021-12-14 19:08:44,913 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414524,414537] [2021-12-14 19:08:44,913 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414668,414681] [2021-12-14 19:08:44,913 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414811,414824] [2021-12-14 19:08:44,914 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414955,414968] [2021-12-14 19:08:44,914 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415096,415109] [2021-12-14 19:08:44,914 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415234,415247] [2021-12-14 19:08:44,915 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415392,415405] [2021-12-14 19:08:44,915 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415551,415564] [2021-12-14 19:08:44,915 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415707,415720] [2021-12-14 19:08:44,916 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415856,415869] [2021-12-14 19:08:44,916 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416008,416021] [2021-12-14 19:08:44,916 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416159,416172] [2021-12-14 19:08:44,916 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416308,416321] [2021-12-14 19:08:44,917 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416460,416473] [2021-12-14 19:08:44,917 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416608,416621] [2021-12-14 19:08:44,917 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416761,416774] [2021-12-14 19:08:44,918 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416912,416925] [2021-12-14 19:08:44,918 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417062,417075] [2021-12-14 19:08:44,918 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417209,417222] [2021-12-14 19:08:44,919 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417360,417373] [2021-12-14 19:08:44,919 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417511,417524] [2021-12-14 19:08:44,919 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417659,417672] [2021-12-14 19:08:44,920 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417825,417838] [2021-12-14 19:08:44,920 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417994,418007] [2021-12-14 19:08:44,920 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418161,418174] [2021-12-14 19:08:44,921 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418329,418342] [2021-12-14 19:08:44,921 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418479,418492] [2021-12-14 19:08:44,921 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418626,418639] [2021-12-14 19:08:44,921 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418787,418800] [2021-12-14 19:08:44,922 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418957,418970] [2021-12-14 19:08:44,922 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[419119,419132] [2021-12-14 19:08:44,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:08:44,962 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 19:08:45,262 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[405731,405744] [2021-12-14 19:08:45,264 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[405876,405889] [2021-12-14 19:08:45,264 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406022,406035] [2021-12-14 19:08:45,264 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406187,406200] [2021-12-14 19:08:45,266 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406345,406358] [2021-12-14 19:08:45,269 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406503,406516] [2021-12-14 19:08:45,270 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406661,406674] [2021-12-14 19:08:45,270 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406821,406834] [2021-12-14 19:08:45,271 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[406980,406993] [2021-12-14 19:08:45,272 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407119,407132] [2021-12-14 19:08:45,272 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407261,407274] [2021-12-14 19:08:45,272 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407410,407423] [2021-12-14 19:08:45,273 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407549,407562] [2021-12-14 19:08:45,274 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407704,407717] [2021-12-14 19:08:45,274 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[407864,407877] [2021-12-14 19:08:45,274 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408015,408028] [2021-12-14 19:08:45,275 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408166,408179] [2021-12-14 19:08:45,275 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408318,408331] [2021-12-14 19:08:45,276 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408467,408480] [2021-12-14 19:08:45,276 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408615,408628] [2021-12-14 19:08:45,277 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408772,408785] [2021-12-14 19:08:45,277 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[408921,408934] [2021-12-14 19:08:45,278 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409077,409090] [2021-12-14 19:08:45,278 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409230,409243] [2021-12-14 19:08:45,278 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409376,409389] [2021-12-14 19:08:45,279 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409519,409532] [2021-12-14 19:08:45,279 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409671,409684] [2021-12-14 19:08:45,279 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409817,409830] [2021-12-14 19:08:45,279 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[409962,409975] [2021-12-14 19:08:45,280 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410116,410129] [2021-12-14 19:08:45,280 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410267,410280] [2021-12-14 19:08:45,280 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410422,410435] [2021-12-14 19:08:45,287 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410574,410587] [2021-12-14 19:08:45,288 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410729,410742] [2021-12-14 19:08:45,288 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[410893,410906] [2021-12-14 19:08:45,289 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411049,411062] [2021-12-14 19:08:45,289 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411213,411226] [2021-12-14 19:08:45,289 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411355,411368] [2021-12-14 19:08:45,289 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411513,411526] [2021-12-14 19:08:45,290 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411680,411693] [2021-12-14 19:08:45,291 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411839,411852] [2021-12-14 19:08:45,291 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[411998,412011] [2021-12-14 19:08:45,291 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412147,412160] [2021-12-14 19:08:45,292 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412294,412307] [2021-12-14 19:08:45,292 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412433,412446] [2021-12-14 19:08:45,292 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412596,412609] [2021-12-14 19:08:45,293 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412762,412775] [2021-12-14 19:08:45,293 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[412926,412939] [2021-12-14 19:08:45,293 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413091,413104] [2021-12-14 19:08:45,294 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413256,413269] [2021-12-14 19:08:45,294 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413422,413435] [2021-12-14 19:08:45,294 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413587,413600] [2021-12-14 19:08:45,295 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413754,413767] [2021-12-14 19:08:45,295 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[413914,413927] [2021-12-14 19:08:45,295 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414076,414089] [2021-12-14 19:08:45,295 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414235,414248] [2021-12-14 19:08:45,296 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414381,414394] [2021-12-14 19:08:45,296 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414524,414537] [2021-12-14 19:08:45,297 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414668,414681] [2021-12-14 19:08:45,297 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414811,414824] [2021-12-14 19:08:45,297 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[414955,414968] [2021-12-14 19:08:45,298 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415096,415109] [2021-12-14 19:08:45,299 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415234,415247] [2021-12-14 19:08:45,301 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415392,415405] [2021-12-14 19:08:45,301 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415551,415564] [2021-12-14 19:08:45,302 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415707,415720] [2021-12-14 19:08:45,302 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[415856,415869] [2021-12-14 19:08:45,302 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416008,416021] [2021-12-14 19:08:45,306 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416159,416172] [2021-12-14 19:08:45,307 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416308,416321] [2021-12-14 19:08:45,307 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416460,416473] [2021-12-14 19:08:45,307 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416608,416621] [2021-12-14 19:08:45,311 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416761,416774] [2021-12-14 19:08:45,312 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[416912,416925] [2021-12-14 19:08:45,312 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417062,417075] [2021-12-14 19:08:45,312 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417209,417222] [2021-12-14 19:08:45,313 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417360,417373] [2021-12-14 19:08:45,313 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417511,417524] [2021-12-14 19:08:45,314 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417659,417672] [2021-12-14 19:08:45,314 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417825,417838] [2021-12-14 19:08:45,315 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[417994,418007] [2021-12-14 19:08:45,315 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418161,418174] [2021-12-14 19:08:45,315 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418329,418342] [2021-12-14 19:08:45,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418479,418492] [2021-12-14 19:08:45,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418626,418639] [2021-12-14 19:08:45,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418787,418800] [2021-12-14 19:08:45,317 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[418957,418970] [2021-12-14 19:08:45,317 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-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i[419119,419132] [2021-12-14 19:08:45,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:08:45,445 INFO L208 MainTranslator]: Completed translation [2021-12-14 19:08:45,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45 WrapperNode [2021-12-14 19:08:45,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 19:08:45,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 19:08:45,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 19:08:45,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 19:08:45,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,716 INFO L137 Inliner]: procedures = 553, calls = 2286, calls flagged for inlining = 242, calls inlined = 154, statements flattened = 4412 [2021-12-14 19:08:45,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 19:08:45,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 19:08:45,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 19:08:45,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 19:08:45,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 19:08:45,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 19:08:45,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 19:08:45,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 19:08:45,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (1/1) ... [2021-12-14 19:08:45,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:08:45,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 19:08:45,917 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) [2021-12-14 19:08:45,948 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 [2021-12-14 19:08:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-14 19:08:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-14 19:08:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 19:08:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 19:08:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 19:08:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 19:08:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-14 19:08:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-14 19:08:45,958 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-12-14 19:08:45,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-12-14 19:08:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-14 19:08:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-14 19:08:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2021-12-14 19:08:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2021-12-14 19:08:45,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-14 19:08:45,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-14 19:08:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 19:08:45,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 19:08:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 19:08:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 19:08:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 19:08:45,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-14 19:08:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-14 19:08:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure tda1004x_writereg [2021-12-14 19:08:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure tda1004x_writereg [2021-12-14 19:08:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 19:08:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-14 19:08:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-14 19:08:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 19:08:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-14 19:08:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-14 19:08:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 19:08:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 19:08:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 19:08:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-14 19:08:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-14 19:08:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 19:08:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 19:08:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-14 19:08:45,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-14 19:08:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 19:08:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-14 19:08:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-14 19:08:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_detach [2021-12-14 19:08:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_detach [2021-12-14 19:08:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 19:08:45,964 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 19:08:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-14 19:08:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-14 19:08:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 19:08:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 19:08:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_stop_iso_xfer [2021-12-14 19:08:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_stop_iso_xfer [2021-12-14 19:08:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-14 19:08:45,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-14 19:08:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-14 19:08:45,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-14 19:08:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_cmd [2021-12-14 19:08:45,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_cmd [2021-12-14 19:08:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 19:08:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 19:08:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 19:08:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 19:08:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 19:08:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:08:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:08:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-12-14 19:08:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-12-14 19:08:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-14 19:08:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-14 19:08:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-12-14 19:08:45,968 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-12-14 19:08:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2021-12-14 19:08:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2021-12-14 19:08:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_free_iso_urbs [2021-12-14 19:08:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_free_iso_urbs [2021-12-14 19:08:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 19:08:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 19:08:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 19:08:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 19:08:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 19:08:45,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 19:08:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 19:08:45,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 19:08:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2021-12-14 19:08:45,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2021-12-14 19:08:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 19:08:45,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 19:08:45,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-14 19:08:45,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-14 19:08:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-14 19:08:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semusb_of_ttusb [2021-12-14 19:08:45,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semusb_of_ttusb [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 19:08:45,974 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-14 19:08:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-14 19:08:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 19:08:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-14 19:08:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-14 19:08:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-14 19:08:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-14 19:08:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-14 19:08:45,975 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-14 19:08:45,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 19:08:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 19:08:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 19:08:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 19:08:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-12-14 19:08:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-12-14 19:08:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure master_xfer [2021-12-14 19:08:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure master_xfer [2021-12-14 19:08:45,976 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-14 19:08:45,976 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-14 19:08:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-14 19:08:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-14 19:08:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-14 19:08:45,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-12-14 19:08:45,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-14 19:08:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-14 19:08:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-14 19:08:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-12-14 19:08:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-14 19:08:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-14 19:08:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-14 19:08:45,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-14 19:08:45,978 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 19:08:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 19:08:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-14 19:08:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-12-14 19:08:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 19:08:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-14 19:08:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-14 19:08:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semi2c_of_ttusb [2021-12-14 19:08:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_semi2c_of_ttusb [2021-12-14 19:08:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-14 19:08:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-14 19:08:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 19:08:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 19:08:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-14 19:08:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-14 19:08:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_semi2c_of_ttusb [2021-12-14 19:08:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_semi2c_of_ttusb [2021-12-14 19:08:45,980 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_disconnect [2021-12-14 19:08:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_disconnect [2021-12-14 19:08:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-12-14 19:08:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-12-14 19:08:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 19:08:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 19:08:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-14 19:08:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-14 19:08:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2021-12-14 19:08:45,981 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2021-12-14 19:08:45,981 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_result [2021-12-14 19:08:45,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_result [2021-12-14 19:08:45,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 19:08:46,605 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 19:08:46,607 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 19:08:46,886 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 19:08:54,595 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 19:08:54,611 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 19:08:54,611 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-14 19:08:54,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:08:54 BoogieIcfgContainer [2021-12-14 19:08:54,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 19:08:54,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 19:08:54,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 19:08:54,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 19:08:54,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:08:42" (1/3) ... [2021-12-14 19:08:54,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fc2d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:08:54, skipping insertion in model container [2021-12-14 19:08:54,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:45" (2/3) ... [2021-12-14 19:08:54,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fc2d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:08:54, skipping insertion in model container [2021-12-14 19:08:54,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:08:54" (3/3) ... [2021-12-14 19:08:54,621 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--usb--ttusb-budget--dvb-ttusb-budget.ko.cil.i [2021-12-14 19:08:54,625 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 19:08:54,625 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-12-14 19:08:54,670 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 19:08:54,676 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 19:08:54,676 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-12-14 19:08:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 1174 states, 820 states have (on average 1.3487804878048781) internal successors, (1106), 867 states have internal predecessors, (1106), 255 states have call successors, (255), 71 states have call predecessors, (255), 70 states have return successors, (251), 250 states have call predecessors, (251), 251 states have call successors, (251) [2021-12-14 19:08:54,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-12-14 19:08:54,711 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:08:54,712 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:08:54,712 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:08:54,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:08:54,719 INFO L85 PathProgramCache]: Analyzing trace with hash 145990740, now seen corresponding path program 1 times [2021-12-14 19:08:54,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:08:54,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603076845] [2021-12-14 19:08:54,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:08:54,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:08:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:08:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:08:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:08:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:08:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:08:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:08:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:08:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:08:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:08:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:08:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:08:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:08:55,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:08:55,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603076845] [2021-12-14 19:08:55,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603076845] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:08:55,623 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:08:55,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:08:55,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719428951] [2021-12-14 19:08:55,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:08:55,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:08:55,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:08:55,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:08:55,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:08:55,656 INFO L87 Difference]: Start difference. First operand has 1174 states, 820 states have (on average 1.3487804878048781) internal successors, (1106), 867 states have internal predecessors, (1106), 255 states have call successors, (255), 71 states have call predecessors, (255), 70 states have return successors, (251), 250 states have call predecessors, (251), 251 states have call successors, (251) Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-14 19:09:00,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:00,485 INFO L93 Difference]: Finished difference Result 2296 states and 3249 transitions. [2021-12-14 19:09:00,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:00,487 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2021-12-14 19:09:00,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:00,506 INFO L225 Difference]: With dead ends: 2296 [2021-12-14 19:09:00,506 INFO L226 Difference]: Without dead ends: 1157 [2021-12-14 19:09:00,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:00,523 INFO L933 BasicCegarLoop]: 1489 mSDtfsCounter, 2502 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 844 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2660 SdHoareTripleChecker+Valid, 3188 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 844 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:00,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2660 Valid, 3188 Invalid, 1992 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [844 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-12-14 19:09:00,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-12-14 19:09:00,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1157. [2021-12-14 19:09:00,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 810 states have (on average 1.3074074074074074) internal successors, (1059), 853 states have internal predecessors, (1059), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1559 transitions. [2021-12-14 19:09:00,678 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1559 transitions. Word has length 71 [2021-12-14 19:09:00,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:00,679 INFO L470 AbstractCegarLoop]: Abstraction has 1157 states and 1559 transitions. [2021-12-14 19:09:00,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-14 19:09:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1559 transitions. [2021-12-14 19:09:00,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-12-14 19:09:00,687 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:00,688 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:00,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 19:09:00,688 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:00,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:00,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1717476351, now seen corresponding path program 1 times [2021-12-14 19:09:00,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:00,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479586623] [2021-12-14 19:09:00,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:00,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:00,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:00,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:00,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:00,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:01,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 19:09:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:09:01,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:01,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479586623] [2021-12-14 19:09:01,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479586623] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:01,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:01,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:09:01,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252645302] [2021-12-14 19:09:01,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:01,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:09:01,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:01,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:09:01,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:09:01,096 INFO L87 Difference]: Start difference. First operand 1157 states and 1559 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-14 19:09:05,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:05,250 INFO L93 Difference]: Finished difference Result 1157 states and 1559 transitions. [2021-12-14 19:09:05,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:05,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2021-12-14 19:09:05,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:05,256 INFO L225 Difference]: With dead ends: 1157 [2021-12-14 19:09:05,256 INFO L226 Difference]: Without dead ends: 1155 [2021-12-14 19:09:05,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:05,258 INFO L933 BasicCegarLoop]: 1471 mSDtfsCounter, 2470 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 836 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2625 SdHoareTripleChecker+Valid, 3152 SdHoareTripleChecker+Invalid, 1972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 836 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:05,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2625 Valid, 3152 Invalid, 1972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [836 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2021-12-14 19:09:05,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2021-12-14 19:09:05,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1155. [2021-12-14 19:09:05,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1155 states, 809 states have (on average 1.3065512978986402) internal successors, (1057), 851 states have internal predecessors, (1057), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:05,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1557 transitions. [2021-12-14 19:09:05,301 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1557 transitions. Word has length 77 [2021-12-14 19:09:05,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:05,302 INFO L470 AbstractCegarLoop]: Abstraction has 1155 states and 1557 transitions. [2021-12-14 19:09:05,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-14 19:09:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1557 transitions. [2021-12-14 19:09:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-12-14 19:09:05,303 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:05,303 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:05,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 19:09:05,304 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:05,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash -710014543, now seen corresponding path program 1 times [2021-12-14 19:09:05,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:05,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676938534] [2021-12-14 19:09:05,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:05,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 19:09:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 19:09:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:05,670 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:09:05,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:05,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676938534] [2021-12-14 19:09:05,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676938534] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:05,670 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:05,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:09:05,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235461652] [2021-12-14 19:09:05,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:05,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:09:05,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:05,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:09:05,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:09:05,673 INFO L87 Difference]: Start difference. First operand 1155 states and 1557 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-14 19:09:10,451 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:12,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:12,015 INFO L93 Difference]: Finished difference Result 1155 states and 1557 transitions. [2021-12-14 19:09:12,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:12,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 83 [2021-12-14 19:09:12,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:12,021 INFO L225 Difference]: With dead ends: 1155 [2021-12-14 19:09:12,021 INFO L226 Difference]: Without dead ends: 1153 [2021-12-14 19:09:12,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:12,022 INFO L933 BasicCegarLoop]: 1469 mSDtfsCounter, 2464 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1133 mSolverCounterSat, 836 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2618 SdHoareTripleChecker+Valid, 3150 SdHoareTripleChecker+Invalid, 1970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 836 IncrementalHoareTripleChecker+Valid, 1133 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:12,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2618 Valid, 3150 Invalid, 1970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [836 Valid, 1133 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2021-12-14 19:09:12,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-12-14 19:09:12,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1153. [2021-12-14 19:09:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1153 states, 808 states have (on average 1.3056930693069306) internal successors, (1055), 849 states have internal predecessors, (1055), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:12,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1555 transitions. [2021-12-14 19:09:12,054 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1555 transitions. Word has length 83 [2021-12-14 19:09:12,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:12,055 INFO L470 AbstractCegarLoop]: Abstraction has 1153 states and 1555 transitions. [2021-12-14 19:09:12,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-14 19:09:12,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1555 transitions. [2021-12-14 19:09:12,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-12-14 19:09:12,057 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:12,057 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:12,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 19:09:12,058 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:12,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:12,058 INFO L85 PathProgramCache]: Analyzing trace with hash -2116367515, now seen corresponding path program 1 times [2021-12-14 19:09:12,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:12,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418090382] [2021-12-14 19:09:12,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:12,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 19:09:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 19:09:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-14 19:09:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:12,436 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:09:12,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:12,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418090382] [2021-12-14 19:09:12,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418090382] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:12,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:12,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:09:12,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870299264] [2021-12-14 19:09:12,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:12,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:09:12,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:12,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:09:12,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:09:12,440 INFO L87 Difference]: Start difference. First operand 1153 states and 1555 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 19:09:17,537 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:18,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:18,839 INFO L93 Difference]: Finished difference Result 1153 states and 1555 transitions. [2021-12-14 19:09:18,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:18,840 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 89 [2021-12-14 19:09:18,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:18,859 INFO L225 Difference]: With dead ends: 1153 [2021-12-14 19:09:18,860 INFO L226 Difference]: Without dead ends: 1151 [2021-12-14 19:09:18,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:18,862 INFO L933 BasicCegarLoop]: 1467 mSDtfsCounter, 2458 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 836 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2611 SdHoareTripleChecker+Valid, 3148 SdHoareTripleChecker+Invalid, 1968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 836 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:18,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2611 Valid, 3148 Invalid, 1968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [836 Valid, 1131 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2021-12-14 19:09:18,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2021-12-14 19:09:18,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2021-12-14 19:09:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 807 states have (on average 1.304832713754647) internal successors, (1053), 847 states have internal predecessors, (1053), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1553 transitions. [2021-12-14 19:09:18,897 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1553 transitions. Word has length 89 [2021-12-14 19:09:18,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:18,898 INFO L470 AbstractCegarLoop]: Abstraction has 1151 states and 1553 transitions. [2021-12-14 19:09:18,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-14 19:09:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1553 transitions. [2021-12-14 19:09:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-12-14 19:09:18,902 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:18,902 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:18,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 19:09:18,903 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:18,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:18,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1681490694, now seen corresponding path program 1 times [2021-12-14 19:09:18,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:18,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960722239] [2021-12-14 19:09:18,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:18,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 19:09:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 19:09:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-14 19:09:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-14 19:09:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:19,267 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:09:19,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:19,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960722239] [2021-12-14 19:09:19,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960722239] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:19,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:19,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:09:19,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540316897] [2021-12-14 19:09:19,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:19,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:09:19,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:19,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:09:19,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:09:19,270 INFO L87 Difference]: Start difference. First operand 1151 states and 1553 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-14 19:09:23,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:26,124 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:27,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:27,528 INFO L93 Difference]: Finished difference Result 1151 states and 1553 transitions. [2021-12-14 19:09:27,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:27,529 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2021-12-14 19:09:27,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:27,533 INFO L225 Difference]: With dead ends: 1151 [2021-12-14 19:09:27,533 INFO L226 Difference]: Without dead ends: 1149 [2021-12-14 19:09:27,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:27,534 INFO L933 BasicCegarLoop]: 1465 mSDtfsCounter, 2452 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1128 mSolverCounterSat, 836 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2604 SdHoareTripleChecker+Valid, 3146 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 836 IncrementalHoareTripleChecker+Valid, 1128 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:27,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2604 Valid, 3146 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [836 Valid, 1128 Invalid, 2 Unknown, 0 Unchecked, 8.0s Time] [2021-12-14 19:09:27,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2021-12-14 19:09:27,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1149. [2021-12-14 19:09:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1149 states, 806 states have (on average 1.303970223325062) internal successors, (1051), 845 states have internal predecessors, (1051), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:27,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1551 transitions. [2021-12-14 19:09:27,565 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1551 transitions. Word has length 95 [2021-12-14 19:09:27,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:27,566 INFO L470 AbstractCegarLoop]: Abstraction has 1149 states and 1551 transitions. [2021-12-14 19:09:27,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-14 19:09:27,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1551 transitions. [2021-12-14 19:09:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-14 19:09:27,567 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:27,567 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:27,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 19:09:27,568 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:27,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:27,568 INFO L85 PathProgramCache]: Analyzing trace with hash 658495343, now seen corresponding path program 1 times [2021-12-14 19:09:27,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:27,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675320719] [2021-12-14 19:09:27,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:27,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-14 19:09:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 19:09:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-14 19:09:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-14 19:09:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:09:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-14 19:09:27,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:27,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675320719] [2021-12-14 19:09:27,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675320719] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:27,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:27,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 19:09:27,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505793724] [2021-12-14 19:09:27,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:27,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 19:09:27,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:27,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 19:09:27,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-14 19:09:27,930 INFO L87 Difference]: Start difference. First operand 1149 states and 1551 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-14 19:09:31,995 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:34,720 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:09:35,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:09:35,953 INFO L93 Difference]: Finished difference Result 1149 states and 1551 transitions. [2021-12-14 19:09:35,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 19:09:35,954 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2021-12-14 19:09:35,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:09:35,958 INFO L225 Difference]: With dead ends: 1149 [2021-12-14 19:09:35,959 INFO L226 Difference]: Without dead ends: 1147 [2021-12-14 19:09:35,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-14 19:09:35,960 INFO L933 BasicCegarLoop]: 1463 mSDtfsCounter, 2446 mSDsluCounter, 1681 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 836 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2597 SdHoareTripleChecker+Valid, 3144 SdHoareTripleChecker+Invalid, 1964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 836 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2021-12-14 19:09:35,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2597 Valid, 3144 Invalid, 1964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [836 Valid, 1126 Invalid, 2 Unknown, 0 Unchecked, 7.8s Time] [2021-12-14 19:09:35,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2021-12-14 19:09:35,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 1147. [2021-12-14 19:09:35,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1147 states, 805 states have (on average 1.3031055900621118) internal successors, (1049), 843 states have internal predecessors, (1049), 251 states have call successors, (251), 70 states have call predecessors, (251), 69 states have return successors, (249), 248 states have call predecessors, (249), 249 states have call successors, (249) [2021-12-14 19:09:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1147 states and 1549 transitions. [2021-12-14 19:09:35,990 INFO L78 Accepts]: Start accepts. Automaton has 1147 states and 1549 transitions. Word has length 101 [2021-12-14 19:09:35,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:09:35,990 INFO L470 AbstractCegarLoop]: Abstraction has 1147 states and 1549 transitions. [2021-12-14 19:09:35,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-14 19:09:35,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1549 transitions. [2021-12-14 19:09:35,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-12-14 19:09:35,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:09:35,992 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:09:35,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-14 19:09:35,992 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-12-14 19:09:35,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:09:35,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1011873192, now seen corresponding path program 1 times [2021-12-14 19:09:35,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:09:35,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395526454] [2021-12-14 19:09:35,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:09:35,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:09:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 19:09:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 19:09:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-14 19:09:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-14 19:09:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-14 19:09:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-14 19:09:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-14 19:09:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-14 19:09:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-14 19:09:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 19:09:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-14 19:09:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:09:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 19:09:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-14 19:09:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-14 19:09:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-14 19:09:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:09:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-14 19:09:36,427 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:09:36,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395526454] [2021-12-14 19:09:36,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395526454] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:09:36,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:09:36,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-14 19:09:36,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488044527] [2021-12-14 19:09:36,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:09:36,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-14 19:09:36,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:09:36,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-14 19:09:36,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-14 19:09:36,429 INFO L87 Difference]: Start difference. First operand 1147 states and 1549 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)