./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--xen--xen-pciback--xen-pciback.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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--xen--xen-pciback--xen-pciback.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 668079de19bf0a3b986283cdf2026e08e0cc89de10c7b91fb412db22c303859d --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 15:45:43,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 15:45:43,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 15:45:43,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 15:45:43,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 15:45:43,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 15:45:43,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 15:45:43,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 15:45:43,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 15:45:43,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 15:45:43,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 15:45:43,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 15:45:43,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 15:45:43,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 15:45:43,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 15:45:43,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 15:45:43,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 15:45:43,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 15:45:43,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 15:45:43,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 15:45:43,764 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 15:45:43,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 15:45:43,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 15:45:43,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 15:45:43,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 15:45:43,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 15:45:43,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 15:45:43,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 15:45:43,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 15:45:43,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 15:45:43,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 15:45:43,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 15:45:43,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 15:45:43,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 15:45:43,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 15:45:43,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 15:45:43,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 15:45:43,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 15:45:43,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 15:45:43,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 15:45:43,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 15:45:43,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 15:45:43,777 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 15:45:43,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 15:45:43,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 15:45:43,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 15:45:43,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 15:45:43,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 15:45:43,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 15:45:43,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 15:45:43,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 15:45:43,795 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 15:45:43,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 15:45:43,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 15:45:43,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 15:45:43,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 15:45:43,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 15:45:43,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 15:45:43,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 15:45:43,805 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 15:45:43,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 15:45:43,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 15:45:43,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 15:45:43,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 15:45:43,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 15:45:43,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 15:45:43,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 15:45:43,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 15:45:43,806 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 15:45:43,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 15:45:43,806 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 15:45:43,807 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 15:45:43,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 15:45:43,807 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 668079de19bf0a3b986283cdf2026e08e0cc89de10c7b91fb412db22c303859d [2022-07-21 15:45:44,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 15:45:44,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 15:45:44,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 15:45:44,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 15:45:44,085 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 15:45:44,086 INFO L432 ainManager$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--xen--xen-pciback--xen-pciback.ko.cil.i [2022-07-21 15:45:44,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac1d54d1/bfdce625feb64b97b2fffd5805fd2029/FLAG10ea95f12 [2022-07-21 15:45:44,910 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 15:45:44,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i [2022-07-21 15:45:44,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac1d54d1/bfdce625feb64b97b2fffd5805fd2029/FLAG10ea95f12 [2022-07-21 15:45:45,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ac1d54d1/bfdce625feb64b97b2fffd5805fd2029 [2022-07-21 15:45:45,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 15:45:45,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 15:45:45,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 15:45:45,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 15:45:45,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 15:45:45,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:45:45" (1/1) ... [2022-07-21 15:45:45,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f78dd70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:45:45, skipping insertion in model container [2022-07-21 15:45:45,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:45:45" (1/1) ... [2022-07-21 15:45:45,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 15:45:45,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 15:45:50,570 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575119,575132] [2022-07-21 15:45:50,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575264,575277] [2022-07-21 15:45:50,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575410,575423] [2022-07-21 15:45:50,573 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575575,575588] [2022-07-21 15:45:50,573 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575733,575746] [2022-07-21 15:45:50,574 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575891,575904] [2022-07-21 15:45:50,574 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576049,576062] [2022-07-21 15:45:50,574 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576209,576222] [2022-07-21 15:45:50,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576368,576381] [2022-07-21 15:45:50,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576507,576520] [2022-07-21 15:45:50,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576649,576662] [2022-07-21 15:45:50,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576798,576811] [2022-07-21 15:45:50,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576937,576950] [2022-07-21 15:45:50,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577092,577105] [2022-07-21 15:45:50,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577252,577265] [2022-07-21 15:45:50,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577403,577416] [2022-07-21 15:45:50,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577554,577567] [2022-07-21 15:45:50,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577706,577719] [2022-07-21 15:45:50,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577855,577868] [2022-07-21 15:45:50,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578003,578016] [2022-07-21 15:45:50,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578160,578173] [2022-07-21 15:45:50,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578309,578322] [2022-07-21 15:45:50,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578465,578478] [2022-07-21 15:45:50,580 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578618,578631] [2022-07-21 15:45:50,581 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578764,578777] [2022-07-21 15:45:50,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578907,578920] [2022-07-21 15:45:50,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579059,579072] [2022-07-21 15:45:50,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579205,579218] [2022-07-21 15:45:50,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579350,579363] [2022-07-21 15:45:50,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579504,579517] [2022-07-21 15:45:50,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579655,579668] [2022-07-21 15:45:50,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579810,579823] [2022-07-21 15:45:50,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579962,579975] [2022-07-21 15:45:50,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580117,580130] [2022-07-21 15:45:50,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580281,580294] [2022-07-21 15:45:50,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580437,580450] [2022-07-21 15:45:50,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580601,580614] [2022-07-21 15:45:50,586 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580743,580756] [2022-07-21 15:45:50,586 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580901,580914] [2022-07-21 15:45:50,586 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581068,581081] [2022-07-21 15:45:50,587 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581227,581240] [2022-07-21 15:45:50,587 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581386,581399] [2022-07-21 15:45:50,587 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581535,581548] [2022-07-21 15:45:50,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581682,581695] [2022-07-21 15:45:50,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581821,581834] [2022-07-21 15:45:50,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581984,581997] [2022-07-21 15:45:50,589 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582150,582163] [2022-07-21 15:45:50,589 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582314,582327] [2022-07-21 15:45:50,589 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582479,582492] [2022-07-21 15:45:50,590 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582644,582657] [2022-07-21 15:45:50,590 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582810,582823] [2022-07-21 15:45:50,590 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582975,582988] [2022-07-21 15:45:50,591 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583142,583155] [2022-07-21 15:45:50,591 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583302,583315] [2022-07-21 15:45:50,591 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583464,583477] [2022-07-21 15:45:50,592 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583623,583636] [2022-07-21 15:45:50,592 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583769,583782] [2022-07-21 15:45:50,592 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583912,583925] [2022-07-21 15:45:50,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584056,584069] [2022-07-21 15:45:50,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584199,584212] [2022-07-21 15:45:50,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584343,584356] [2022-07-21 15:45:50,594 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584484,584497] [2022-07-21 15:45:50,594 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584622,584635] [2022-07-21 15:45:50,594 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584780,584793] [2022-07-21 15:45:50,594 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584939,584952] [2022-07-21 15:45:50,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[585095,585108] [2022-07-21 15:45:50,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[585244,585257] [2022-07-21 15:45:50,595 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[585396,585409] [2022-07-21 15:45:50,596 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585547,585560] [2022-07-21 15:45:50,596 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585696,585709] [2022-07-21 15:45:50,596 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585848,585861] [2022-07-21 15:45:50,597 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585996,586009] [2022-07-21 15:45:50,597 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586149,586162] [2022-07-21 15:45:50,597 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586300,586313] [2022-07-21 15:45:50,598 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586450,586463] [2022-07-21 15:45:50,598 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586597,586610] [2022-07-21 15:45:50,598 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586748,586761] [2022-07-21 15:45:50,599 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586899,586912] [2022-07-21 15:45:50,599 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587047,587060] [2022-07-21 15:45:50,599 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587213,587226] [2022-07-21 15:45:50,600 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587382,587395] [2022-07-21 15:45:50,600 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587549,587562] [2022-07-21 15:45:50,600 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587717,587730] [2022-07-21 15:45:50,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[587867,587880] [2022-07-21 15:45:50,603 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588014,588027] [2022-07-21 15:45:50,604 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588175,588188] [2022-07-21 15:45:50,604 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588345,588358] [2022-07-21 15:45:50,605 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588507,588520] [2022-07-21 15:45:50,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:45:50,652 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 15:45:50,830 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: cmd = (unsigned int )cmd & 65519U [10451] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 15:45:50,839 INFO L158 Benchmark]: Toolchain (without parser) took 5705.00ms. Allocated memory was 83.9MB in the beginning and 174.1MB in the end (delta: 90.2MB). Free memory was 49.8MB in the beginning and 98.5MB in the end (delta: -48.7MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2022-07-21 15:45:50,839 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 15:45:50,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5703.37ms. Allocated memory was 83.9MB in the beginning and 174.1MB in the end (delta: 90.2MB). Free memory was 49.6MB in the beginning and 98.5MB in the end (delta: -48.9MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2022-07-21 15:45:50,842 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5703.37ms. Allocated memory was 83.9MB in the beginning and 174.1MB in the end (delta: 90.2MB). Free memory was 49.6MB in the beginning and 98.5MB in the end (delta: -48.9MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: cmd = (unsigned int )cmd & 65519U [10451] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: cmd = (unsigned int )cmd & 65519U [10451]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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--xen--xen-pciback--xen-pciback.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 668079de19bf0a3b986283cdf2026e08e0cc89de10c7b91fb412db22c303859d --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 15:45:52,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 15:45:52,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 15:45:52,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 15:45:52,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 15:45:52,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 15:45:52,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 15:45:52,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 15:45:52,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 15:45:52,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 15:45:52,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 15:45:52,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 15:45:52,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 15:45:52,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 15:45:52,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 15:45:52,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 15:45:52,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 15:45:52,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 15:45:52,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 15:45:52,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 15:45:52,744 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 15:45:52,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 15:45:52,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 15:45:52,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 15:45:52,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 15:45:52,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 15:45:52,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 15:45:52,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 15:45:52,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 15:45:52,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 15:45:52,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 15:45:52,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 15:45:52,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 15:45:52,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 15:45:52,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 15:45:52,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 15:45:52,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 15:45:52,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 15:45:52,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 15:45:52,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 15:45:52,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 15:45:52,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 15:45:52,757 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 15:45:52,784 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 15:45:52,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 15:45:52,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 15:45:52,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 15:45:52,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 15:45:52,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 15:45:52,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 15:45:52,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 15:45:52,787 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 15:45:52,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 15:45:52,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 15:45:52,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 15:45:52,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 15:45:52,789 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 15:45:52,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 15:45:52,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 15:45:52,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 15:45:52,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 15:45:52,790 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 15:45:52,791 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 15:45:52,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 15:45:52,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 15:45:52,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 15:45:52,791 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 668079de19bf0a3b986283cdf2026e08e0cc89de10c7b91fb412db22c303859d [2022-07-21 15:45:53,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 15:45:53,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 15:45:53,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 15:45:53,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 15:45:53,123 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 15:45:53,124 INFO L432 ainManager$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--xen--xen-pciback--xen-pciback.ko.cil.i [2022-07-21 15:45:53,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43b43cb4/94aecbe66aa443ba977f650949eb1a81/FLAGd3822702a [2022-07-21 15:45:53,977 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 15:45:53,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i [2022-07-21 15:45:54,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43b43cb4/94aecbe66aa443ba977f650949eb1a81/FLAGd3822702a [2022-07-21 15:45:54,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e43b43cb4/94aecbe66aa443ba977f650949eb1a81 [2022-07-21 15:45:54,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 15:45:54,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 15:45:54,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 15:45:54,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 15:45:54,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 15:45:54,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:45:54" (1/1) ... [2022-07-21 15:45:54,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5142b760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:45:54, skipping insertion in model container [2022-07-21 15:45:54,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:45:54" (1/1) ... [2022-07-21 15:45:54,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 15:45:54,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 15:45:59,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575119,575132] [2022-07-21 15:45:59,559 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575264,575277] [2022-07-21 15:45:59,560 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575410,575423] [2022-07-21 15:45:59,560 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575575,575588] [2022-07-21 15:45:59,560 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575733,575746] [2022-07-21 15:45:59,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575891,575904] [2022-07-21 15:45:59,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[576049,576062] [2022-07-21 15:45:59,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[576209,576222] [2022-07-21 15:45:59,562 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576368,576381] [2022-07-21 15:45:59,562 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576507,576520] [2022-07-21 15:45:59,562 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576649,576662] [2022-07-21 15:45:59,563 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576798,576811] [2022-07-21 15:45:59,563 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576937,576950] [2022-07-21 15:45:59,563 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577092,577105] [2022-07-21 15:45:59,564 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577252,577265] [2022-07-21 15:45:59,564 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577403,577416] [2022-07-21 15:45:59,564 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577554,577567] [2022-07-21 15:45:59,565 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577706,577719] [2022-07-21 15:45:59,565 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577855,577868] [2022-07-21 15:45:59,565 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578003,578016] [2022-07-21 15:45:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578160,578173] [2022-07-21 15:45:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578309,578322] [2022-07-21 15:45:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578465,578478] [2022-07-21 15:45:59,567 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578618,578631] [2022-07-21 15:45:59,567 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578764,578777] [2022-07-21 15:45:59,567 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578907,578920] [2022-07-21 15:45:59,568 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579059,579072] [2022-07-21 15:45:59,568 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579205,579218] [2022-07-21 15:45:59,568 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579350,579363] [2022-07-21 15:45:59,569 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579504,579517] [2022-07-21 15:45:59,569 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579655,579668] [2022-07-21 15:45:59,569 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579810,579823] [2022-07-21 15:45:59,570 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579962,579975] [2022-07-21 15:45:59,570 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580117,580130] [2022-07-21 15:45:59,570 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580281,580294] [2022-07-21 15:45:59,570 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580437,580450] [2022-07-21 15:45:59,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[580601,580614] [2022-07-21 15:45:59,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[580743,580756] [2022-07-21 15:45:59,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[580901,580914] [2022-07-21 15:45:59,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581068,581081] [2022-07-21 15:45:59,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581227,581240] [2022-07-21 15:45:59,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581386,581399] [2022-07-21 15:45:59,573 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581535,581548] [2022-07-21 15:45:59,573 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581682,581695] [2022-07-21 15:45:59,573 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581821,581834] [2022-07-21 15:45:59,574 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581984,581997] [2022-07-21 15:45:59,574 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582150,582163] [2022-07-21 15:45:59,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582314,582327] [2022-07-21 15:45:59,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582479,582492] [2022-07-21 15:45:59,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582644,582657] [2022-07-21 15:45:59,575 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582810,582823] [2022-07-21 15:45:59,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582975,582988] [2022-07-21 15:45:59,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583142,583155] [2022-07-21 15:45:59,576 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583302,583315] [2022-07-21 15:45:59,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583464,583477] [2022-07-21 15:45:59,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583623,583636] [2022-07-21 15:45:59,577 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583769,583782] [2022-07-21 15:45:59,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583912,583925] [2022-07-21 15:45:59,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584056,584069] [2022-07-21 15:45:59,578 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584199,584212] [2022-07-21 15:45:59,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584343,584356] [2022-07-21 15:45:59,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584484,584497] [2022-07-21 15:45:59,579 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584622,584635] [2022-07-21 15:45:59,580 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584780,584793] [2022-07-21 15:45:59,580 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584939,584952] [2022-07-21 15:45:59,580 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585095,585108] [2022-07-21 15:45:59,581 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585244,585257] [2022-07-21 15:45:59,581 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585396,585409] [2022-07-21 15:45:59,581 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585547,585560] [2022-07-21 15:45:59,581 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585696,585709] [2022-07-21 15:45:59,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585848,585861] [2022-07-21 15:45:59,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585996,586009] [2022-07-21 15:45:59,582 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586149,586162] [2022-07-21 15:45:59,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[586300,586313] [2022-07-21 15:45:59,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[586450,586463] [2022-07-21 15:45:59,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[586597,586610] [2022-07-21 15:45:59,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586748,586761] [2022-07-21 15:45:59,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586899,586912] [2022-07-21 15:45:59,584 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587047,587060] [2022-07-21 15:45:59,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587213,587226] [2022-07-21 15:45:59,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587382,587395] [2022-07-21 15:45:59,585 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587549,587562] [2022-07-21 15:45:59,586 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587717,587730] [2022-07-21 15:45:59,586 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587867,587880] [2022-07-21 15:45:59,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[588014,588027] [2022-07-21 15:45:59,603 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588175,588188] [2022-07-21 15:45:59,603 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588345,588358] [2022-07-21 15:45:59,603 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588507,588520] [2022-07-21 15:45:59,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:45:59,655 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 15:45:59,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 15:45:59,975 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575119,575132] [2022-07-21 15:45:59,975 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575264,575277] [2022-07-21 15:45:59,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575410,575423] [2022-07-21 15:45:59,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575575,575588] [2022-07-21 15:45:59,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575733,575746] [2022-07-21 15:45:59,976 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575891,575904] [2022-07-21 15:45:59,977 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576049,576062] [2022-07-21 15:45:59,977 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576209,576222] [2022-07-21 15:45:59,977 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576368,576381] [2022-07-21 15:45:59,978 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576507,576520] [2022-07-21 15:45:59,978 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576649,576662] [2022-07-21 15:45:59,978 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576798,576811] [2022-07-21 15:45:59,978 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576937,576950] [2022-07-21 15:45:59,979 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577092,577105] [2022-07-21 15:45:59,979 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577252,577265] [2022-07-21 15:45:59,979 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577403,577416] [2022-07-21 15:45:59,980 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577554,577567] [2022-07-21 15:45:59,980 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577706,577719] [2022-07-21 15:45:59,980 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577855,577868] [2022-07-21 15:45:59,980 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578003,578016] [2022-07-21 15:45:59,981 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578160,578173] [2022-07-21 15:45:59,981 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578309,578322] [2022-07-21 15:45:59,981 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578465,578478] [2022-07-21 15:45:59,981 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578618,578631] [2022-07-21 15:45:59,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578764,578777] [2022-07-21 15:45:59,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[578907,578920] [2022-07-21 15:46:00,016 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579059,579072] [2022-07-21 15:46:00,017 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579205,579218] [2022-07-21 15:46:00,017 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579350,579363] [2022-07-21 15:46:00,017 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579504,579517] [2022-07-21 15:46:00,018 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579655,579668] [2022-07-21 15:46:00,018 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579810,579823] [2022-07-21 15:46:00,018 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579962,579975] [2022-07-21 15:46:00,018 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580117,580130] [2022-07-21 15:46:00,019 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580281,580294] [2022-07-21 15:46:00,019 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580437,580450] [2022-07-21 15:46:00,019 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580601,580614] [2022-07-21 15:46:00,020 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580743,580756] [2022-07-21 15:46:00,020 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580901,580914] [2022-07-21 15:46:00,020 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581068,581081] [2022-07-21 15:46:00,021 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581227,581240] [2022-07-21 15:46:00,021 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581386,581399] [2022-07-21 15:46:00,021 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581535,581548] [2022-07-21 15:46:00,035 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581682,581695] [2022-07-21 15:46:00,036 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581821,581834] [2022-07-21 15:46:00,036 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581984,581997] [2022-07-21 15:46:00,036 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582150,582163] [2022-07-21 15:46:00,037 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582314,582327] [2022-07-21 15:46:00,037 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582479,582492] [2022-07-21 15:46:00,037 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582644,582657] [2022-07-21 15:46:00,038 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582810,582823] [2022-07-21 15:46:00,038 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582975,582988] [2022-07-21 15:46:00,038 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583142,583155] [2022-07-21 15:46:00,038 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583302,583315] [2022-07-21 15:46:00,039 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583464,583477] [2022-07-21 15:46:00,039 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583623,583636] [2022-07-21 15:46:00,039 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583769,583782] [2022-07-21 15:46:00,040 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[583912,583925] [2022-07-21 15:46:00,040 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584056,584069] [2022-07-21 15:46:00,040 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584199,584212] [2022-07-21 15:46:00,040 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584343,584356] [2022-07-21 15:46:00,041 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584484,584497] [2022-07-21 15:46:00,041 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584622,584635] [2022-07-21 15:46:00,041 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584780,584793] [2022-07-21 15:46:00,042 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584939,584952] [2022-07-21 15:46:00,042 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585095,585108] [2022-07-21 15:46:00,042 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585244,585257] [2022-07-21 15:46:00,042 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585396,585409] [2022-07-21 15:46:00,043 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585547,585560] [2022-07-21 15:46:00,043 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585696,585709] [2022-07-21 15:46:00,043 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585848,585861] [2022-07-21 15:46:00,044 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585996,586009] [2022-07-21 15:46:00,044 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586149,586162] [2022-07-21 15:46:00,044 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586300,586313] [2022-07-21 15:46:00,044 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586450,586463] [2022-07-21 15:46:00,045 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586597,586610] [2022-07-21 15:46:00,045 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586748,586761] [2022-07-21 15:46:00,045 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586899,586912] [2022-07-21 15:46:00,046 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587047,587060] [2022-07-21 15:46:00,046 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587213,587226] [2022-07-21 15:46:00,046 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587382,587395] [2022-07-21 15:46:00,046 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587549,587562] [2022-07-21 15:46:00,047 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587717,587730] [2022-07-21 15:46:00,047 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587867,587880] [2022-07-21 15:46:00,047 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588014,588027] [2022-07-21 15:46:00,048 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588175,588188] [2022-07-21 15:46:00,048 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588345,588358] [2022-07-21 15:46:00,048 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[588507,588520] [2022-07-21 15:46:00,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:46:00,070 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 15:46:00,426 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575119,575132] [2022-07-21 15:46:00,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575264,575277] [2022-07-21 15:46:00,428 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[575410,575423] [2022-07-21 15:46:00,429 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575575,575588] [2022-07-21 15:46:00,430 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575733,575746] [2022-07-21 15:46:00,430 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[575891,575904] [2022-07-21 15:46:00,431 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576049,576062] [2022-07-21 15:46:00,431 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576209,576222] [2022-07-21 15:46:00,431 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576368,576381] [2022-07-21 15:46:00,431 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576507,576520] [2022-07-21 15:46:00,432 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576649,576662] [2022-07-21 15:46:00,432 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576798,576811] [2022-07-21 15:46:00,433 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[576937,576950] [2022-07-21 15:46:00,433 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577092,577105] [2022-07-21 15:46:00,433 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577252,577265] [2022-07-21 15:46:00,433 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[577403,577416] [2022-07-21 15:46:00,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577554,577567] [2022-07-21 15:46:00,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577706,577719] [2022-07-21 15:46:00,434 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[577855,577868] [2022-07-21 15:46:00,435 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578003,578016] [2022-07-21 15:46:00,435 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578160,578173] [2022-07-21 15:46:00,435 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578309,578322] [2022-07-21 15:46:00,436 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578465,578478] [2022-07-21 15:46:00,436 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578618,578631] [2022-07-21 15:46:00,437 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578764,578777] [2022-07-21 15:46:00,437 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[578907,578920] [2022-07-21 15:46:00,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579059,579072] [2022-07-21 15:46:00,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579205,579218] [2022-07-21 15:46:00,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[579350,579363] [2022-07-21 15:46:00,439 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579504,579517] [2022-07-21 15:46:00,439 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579655,579668] [2022-07-21 15:46:00,439 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579810,579823] [2022-07-21 15:46:00,440 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[579962,579975] [2022-07-21 15:46:00,440 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580117,580130] [2022-07-21 15:46:00,440 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580281,580294] [2022-07-21 15:46:00,440 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580437,580450] [2022-07-21 15:46:00,443 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580601,580614] [2022-07-21 15:46:00,444 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580743,580756] [2022-07-21 15:46:00,444 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[580901,580914] [2022-07-21 15:46:00,444 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581068,581081] [2022-07-21 15:46:00,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581227,581240] [2022-07-21 15:46:00,445 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[581386,581399] [2022-07-21 15:46:00,447 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581535,581548] [2022-07-21 15:46:00,447 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581682,581695] [2022-07-21 15:46:00,447 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581821,581834] [2022-07-21 15:46:00,447 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[581984,581997] [2022-07-21 15:46:00,448 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582150,582163] [2022-07-21 15:46:00,448 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582314,582327] [2022-07-21 15:46:00,448 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582479,582492] [2022-07-21 15:46:00,449 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582644,582657] [2022-07-21 15:46:00,449 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582810,582823] [2022-07-21 15:46:00,449 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[582975,582988] [2022-07-21 15:46:00,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583142,583155] [2022-07-21 15:46:00,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583302,583315] [2022-07-21 15:46:00,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583464,583477] [2022-07-21 15:46:00,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583623,583636] [2022-07-21 15:46:00,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583769,583782] [2022-07-21 15:46:00,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[583912,583925] [2022-07-21 15:46:00,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584056,584069] [2022-07-21 15:46:00,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[584199,584212] [2022-07-21 15:46:00,452 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584343,584356] [2022-07-21 15:46:00,452 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584484,584497] [2022-07-21 15:46:00,452 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584622,584635] [2022-07-21 15:46:00,453 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584780,584793] [2022-07-21 15:46:00,453 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[584939,584952] [2022-07-21 15:46:00,453 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585095,585108] [2022-07-21 15:46:00,453 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585244,585257] [2022-07-21 15:46:00,453 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585396,585409] [2022-07-21 15:46:00,454 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585547,585560] [2022-07-21 15:46:00,454 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585696,585709] [2022-07-21 15:46:00,454 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585848,585861] [2022-07-21 15:46:00,454 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[585996,586009] [2022-07-21 15:46:00,455 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586149,586162] [2022-07-21 15:46:00,455 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586300,586313] [2022-07-21 15:46:00,455 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586450,586463] [2022-07-21 15:46:00,456 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586597,586610] [2022-07-21 15:46:00,456 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586748,586761] [2022-07-21 15:46:00,456 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[586899,586912] [2022-07-21 15:46:00,456 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587047,587060] [2022-07-21 15:46:00,457 WARN L230 ndardFunctionHandler]: 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--xen--xen-pciback--xen-pciback.ko.cil.i[587213,587226] [2022-07-21 15:46:00,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[587382,587395] [2022-07-21 15:46:00,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[587549,587562] [2022-07-21 15:46:00,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[587717,587730] [2022-07-21 15:46:00,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[587867,587880] [2022-07-21 15:46:00,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[588014,588027] [2022-07-21 15:46:00,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[588175,588188] [2022-07-21 15:46:00,463 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[588345,588358] [2022-07-21 15:46:00,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i[588507,588520] [2022-07-21 15:46:00,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:46:00,782 INFO L208 MainTranslator]: Completed translation [2022-07-21 15:46:00,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00 WrapperNode [2022-07-21 15:46:00,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 15:46:00,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 15:46:00,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 15:46:00,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 15:46:00,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:00,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,227 INFO L137 Inliner]: procedures = 892, calls = 4922, calls flagged for inlining = 458, calls inlined = 375, statements flattened = 11535 [2022-07-21 15:46:01,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 15:46:01,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 15:46:01,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 15:46:01,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 15:46:01,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 15:46:01,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 15:46:01,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 15:46:01,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 15:46:01,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (1/1) ... [2022-07-21 15:46:01,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 15:46:01,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 15:46:01,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 15:46:01,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_export_device [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_export_device [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vpci_dev_data [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_vpci_dev_data [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___0 [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___0 [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure HYPERVISOR_physdev_op [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure HYPERVISOR_physdev_op [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_bar [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_bar [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-21 15:46:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_get_pci_dev [2022-07-21 15:46:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_get_pci_dev [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_write_config_byte [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_write_config_byte [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_remove [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_remove [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_dev_lock_of_xen_pcibk_device [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_dev_lock_of_xen_pcibk_device [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_control_isr [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_control_isr [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure vpd_address_write [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure vpd_address_write [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_request [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_request [2022-07-21 15:46:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_release_devices___0 [2022-07-21 15:46:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_release_devices___0 [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure rom_write [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rom_write [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_read_config_byte [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_read_config_byte [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_switch_state [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_switch_state [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_xenbus_remove [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_xenbus_remove [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-21 15:46:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-21 15:46:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___0 [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___0 [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_get [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_get [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_add_fields [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_add_fields [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-21 15:46:01,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-21 15:46:01,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure pm_ctrl_init [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_ctrl_init [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_release [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_release [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_disconnect [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_disconnect [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_read_config_dword [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_read_config_dword [2022-07-21 15:46:01,753 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-21 15:46:01,753 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_handle_event [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_handle_event [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_read [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_read [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_init_devices [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_init_devices [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_publish_pci_roots [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_publish_pci_roots [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_free_dev [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_free_dev [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_init_device [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_init_device [2022-07-21 15:46:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-21 15:46:01,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure kill_domain_by_device [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_domain_by_device [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure xen_find_device_domain_owner [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_find_device_domain_owner [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure permissive_add [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure permissive_add [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_read_config_word [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_read_config_word [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-21 15:46:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 15:46:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure bar_init [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bar_init [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_dev_lock_of_xen_pcibk_device [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_dev_lock_of_xen_pcibk_device [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_add_field_offset [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_add_field_offset [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-21 15:46:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-21 15:46:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pcistub_devices_lock [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_pcistub_devices_lock [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure register_capability [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure register_capability [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_mask [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mask [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_error_resume [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_error_resume [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_domain_nr [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_domain_nr [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure pm_ctrl_write [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_ctrl_write [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_add_pci_dev [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_add_pci_dev [2022-07-21 15:46:01,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_98 [2022-07-21 15:46:01,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_98 [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_pcistub_device [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_pcistub_device [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_passthrough_dev_data [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_passthrough_dev_data [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_setup_backend [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_setup_backend [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_88 [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_88 [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_attach [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_attach [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibios_err_to_errno [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibios_err_to_errno [2022-07-21 15:46:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_id_add [2022-07-21 15:46:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_id_add [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_get_pci_dev [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_get_pci_dev [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_add_field [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_add_field [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure bar_release [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bar_release [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 15:46:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_find [2022-07-21 15:46:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_find [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure xen_register_device_domain_owner [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_register_device_domain_owner [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~X~C_UINT~X~C_UINT~TO~C_INT [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~X~C_UINT~X~C_UINT~TO~C_INT [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~TO~VOID [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~TO~VOID [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_xenbus_probe [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_xenbus_probe [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure bar_read [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure bar_read [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-21 15:46:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-21 15:46:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_read_driver_state [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_read_driver_state [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_release_pci_dev [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_release_pci_dev [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_reset_function_locked [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_reset_function_locked [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_probe [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_probe [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 15:46:01,761 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_get_pcifront_dev [2022-07-21 15:46:01,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_get_pcifront_dev [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_read_vendor [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_read_vendor [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure interrupt_read [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure interrupt_read [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_put [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_put [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_put_pci_dev [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_put_pci_dev [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 15:46:01,762 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-07-21 15:46:01,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-07-21 15:46:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vpci_dev_data [2022-07-21 15:46:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_lock_of_vpci_dev_data [2022-07-21 15:46:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure bist_write [2022-07-21 15:46:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure bist_write [2022-07-21 15:46:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2022-07-21 15:46:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2022-07-21 15:46:01,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2022-07-21 15:46:01,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_device [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_free_dyn_fields [2022-07-21 15:46:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_free_dyn_fields [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure xen_unregister_device_domain_owner [2022-07-21 15:46:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_unregister_device_domain_owner [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-21 15:46:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pirq_from_irq [2022-07-21 15:46:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pirq_from_irq [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure __xen_pcibk_release_devices [2022-07-21 15:46:01,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __xen_pcibk_release_devices [2022-07-21 15:46:01,779 INFO L130 BoogieDeclarations]: Found specification of procedure command_read [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure command_read [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_passthrough_dev_data [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_passthrough_dev_data [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure merge_value [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure merge_value [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_be_watch [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_be_watch [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_irq_handler_show [2022-07-21 15:46:01,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_irq_handler_show [2022-07-21 15:46:01,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure common_process [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure common_process [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure str_to_slot [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure str_to_slot [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_exit [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_exit [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_read_device [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_read_device [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure pcistub_device_get_pci_dev [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pcistub_device_get_pci_dev [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_reset_device [2022-07-21 15:46:01,781 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_reset_device [2022-07-21 15:46:01,781 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_test_and_schedule_op [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_test_and_schedule_op [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure rom_init [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rom_init [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_config_add_fields_offset [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_config_add_fields_offset [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_device [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_ids_lock [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_ids_lock [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure bar_reset [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure bar_reset [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_enabled [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_enabled [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure xen_pcibk_publish_pci_roots [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure xen_pcibk_publish_pci_roots [2022-07-21 15:46:01,782 INFO L130 BoogieDeclarations]: Found specification of procedure pm_caps_read [2022-07-21 15:46:01,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_caps_read [2022-07-21 15:46:02,885 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 15:46:02,888 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 15:46:04,997 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 15:46:55,818 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 15:46:55,836 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 15:46:55,836 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 15:46:55,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:46:55 BoogieIcfgContainer [2022-07-21 15:46:55,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 15:46:55,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 15:46:55,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 15:46:55,845 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 15:46:55,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:45:54" (1/3) ... [2022-07-21 15:46:55,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ebcf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:46:55, skipping insertion in model container [2022-07-21 15:46:55,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:46:00" (2/3) ... [2022-07-21 15:46:55,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ebcf24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:46:55, skipping insertion in model container [2022-07-21 15:46:55,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:46:55" (3/3) ... [2022-07-21 15:46:55,847 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--xen--xen-pciback--xen-pciback.ko.cil.i [2022-07-21 15:46:55,856 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 15:46:55,857 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-07-21 15:46:55,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 15:46:55,943 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1e2f5835, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3b599f83 [2022-07-21 15:46:55,943 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-07-21 15:46:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 3668 states, 2462 states have (on average 1.3058489033306255) internal successors, (3215), 2602 states have internal predecessors, (3215), 985 states have call successors, (985), 192 states have call predecessors, (985), 191 states have return successors, (978), 961 states have call predecessors, (978), 978 states have call successors, (978) [2022-07-21 15:46:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-07-21 15:46:55,965 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:46:55,965 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:46:55,966 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:46:55,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:46:55,969 INFO L85 PathProgramCache]: Analyzing trace with hash 494310826, now seen corresponding path program 1 times [2022-07-21 15:46:55,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:46:55,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702156440] [2022-07-21 15:46:55,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:46:55,983 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:46:55,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:46:55,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:46:56,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 15:47:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:00,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 2933 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:00,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:00,883 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:00,883 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:00,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [702156440] [2022-07-21 15:47:00,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [702156440] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:00,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:00,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:00,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957716465] [2022-07-21 15:47:00,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:00,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:00,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:00,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:00,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:00,933 INFO L87 Difference]: Start difference. First operand has 3668 states, 2462 states have (on average 1.3058489033306255) internal successors, (3215), 2602 states have internal predecessors, (3215), 985 states have call successors, (985), 192 states have call predecessors, (985), 191 states have return successors, (978), 961 states have call predecessors, (978), 978 states have call successors, (978) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-21 15:47:01,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:01,261 INFO L93 Difference]: Finished difference Result 7305 states and 10564 transitions. [2022-07-21 15:47:01,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:01,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 51 [2022-07-21 15:47:01,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:01,317 INFO L225 Difference]: With dead ends: 7305 [2022-07-21 15:47:01,317 INFO L226 Difference]: Without dead ends: 3647 [2022-07-21 15:47:01,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:01,349 INFO L413 NwaCegarLoop]: 5139 mSDtfsCounter, 5100 mSDsluCounter, 5137 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5102 SdHoareTripleChecker+Valid, 10276 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:01,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5102 Valid, 10276 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:01,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3647 states. [2022-07-21 15:47:01,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3647 to 3647. [2022-07-21 15:47:01,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3647 states, 2451 states have (on average 1.2913096695226438) internal successors, (3165), 2585 states have internal predecessors, (3165), 978 states have call successors, (978), 191 states have call predecessors, (978), 190 states have return successors, (976), 959 states have call predecessors, (976), 976 states have call successors, (976) [2022-07-21 15:47:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3647 states and 5119 transitions. [2022-07-21 15:47:01,558 INFO L78 Accepts]: Start accepts. Automaton has 3647 states and 5119 transitions. Word has length 51 [2022-07-21 15:47:01,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:01,559 INFO L495 AbstractCegarLoop]: Abstraction has 3647 states and 5119 transitions. [2022-07-21 15:47:01,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-21 15:47:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 5119 transitions. [2022-07-21 15:47:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-07-21 15:47:01,564 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:01,564 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:01,627 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-21 15:47:01,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:01,765 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:01,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:01,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1766495907, now seen corresponding path program 1 times [2022-07-21 15:47:01,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:01,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421101494] [2022-07-21 15:47:01,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:01,768 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:01,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:01,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:01,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 15:47:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:05,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 3065 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 15:47:05,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:05,816 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:05,816 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:05,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421101494] [2022-07-21 15:47:05,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [421101494] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:05,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:05,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:05,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756681604] [2022-07-21 15:47:05,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:05,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 15:47:05,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:05,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 15:47:05,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:47:05,818 INFO L87 Difference]: Start difference. First operand 3647 states and 5119 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:47:05,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:05,955 INFO L93 Difference]: Finished difference Result 7288 states and 10230 transitions. [2022-07-21 15:47:05,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 15:47:05,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2022-07-21 15:47:05,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:05,974 INFO L225 Difference]: With dead ends: 7288 [2022-07-21 15:47:05,974 INFO L226 Difference]: Without dead ends: 3648 [2022-07-21 15:47:05,989 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:47:05,990 INFO L413 NwaCegarLoop]: 5118 mSDtfsCounter, 0 mSDsluCounter, 5114 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10232 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:05,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10232 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:05,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3648 states. [2022-07-21 15:47:06,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3648 to 3648. [2022-07-21 15:47:06,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3648 states, 2452 states have (on average 1.2911908646003263) internal successors, (3166), 2586 states have internal predecessors, (3166), 978 states have call successors, (978), 191 states have call predecessors, (978), 190 states have return successors, (976), 959 states have call predecessors, (976), 976 states have call successors, (976) [2022-07-21 15:47:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3648 states and 5120 transitions. [2022-07-21 15:47:06,095 INFO L78 Accepts]: Start accepts. Automaton has 3648 states and 5120 transitions. Word has length 58 [2022-07-21 15:47:06,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:06,095 INFO L495 AbstractCegarLoop]: Abstraction has 3648 states and 5120 transitions. [2022-07-21 15:47:06,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:47:06,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 5120 transitions. [2022-07-21 15:47:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-07-21 15:47:06,099 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:06,100 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:06,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:06,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:06,327 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:06,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:06,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1750977189, now seen corresponding path program 1 times [2022-07-21 15:47:06,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:06,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927598683] [2022-07-21 15:47:06,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:06,331 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:06,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:06,332 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:06,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 15:47:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:10,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 3067 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:10,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:11,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:11,718 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:11,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927598683] [2022-07-21 15:47:11,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927598683] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:11,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:11,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:11,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643268290] [2022-07-21 15:47:11,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:11,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:11,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:11,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:11,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:11,719 INFO L87 Difference]: Start difference. First operand 3648 states and 5120 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-21 15:47:11,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:11,965 INFO L93 Difference]: Finished difference Result 7259 states and 10187 transitions. [2022-07-21 15:47:11,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:11,965 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 58 [2022-07-21 15:47:11,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:11,991 INFO L225 Difference]: With dead ends: 7259 [2022-07-21 15:47:11,992 INFO L226 Difference]: Without dead ends: 3630 [2022-07-21 15:47:12,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:12,008 INFO L413 NwaCegarLoop]: 5087 mSDtfsCounter, 5060 mSDsluCounter, 5087 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5060 SdHoareTripleChecker+Valid, 10174 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:12,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5060 Valid, 10174 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:12,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3630 states. [2022-07-21 15:47:12,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3630 to 3630. [2022-07-21 15:47:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3630 states, 2435 states have (on average 1.2891170431211498) internal successors, (3139), 2569 states have internal predecessors, (3139), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 3630 states and 5091 transitions. [2022-07-21 15:47:12,154 INFO L78 Accepts]: Start accepts. Automaton has 3630 states and 5091 transitions. Word has length 58 [2022-07-21 15:47:12,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:12,156 INFO L495 AbstractCegarLoop]: Abstraction has 3630 states and 5091 transitions. [2022-07-21 15:47:12,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-07-21 15:47:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3630 states and 5091 transitions. [2022-07-21 15:47:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-07-21 15:47:12,158 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:12,158 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:12,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-21 15:47:12,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:12,371 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:12,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:12,372 INFO L85 PathProgramCache]: Analyzing trace with hash 587555756, now seen corresponding path program 1 times [2022-07-21 15:47:12,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:12,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107135328] [2022-07-21 15:47:12,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:12,374 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:12,376 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:12,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 15:47:16,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:16,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 2942 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:16,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:16,846 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:16,846 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:16,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107135328] [2022-07-21 15:47:16,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107135328] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:16,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:16,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:16,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013872563] [2022-07-21 15:47:16,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:16,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:16,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:16,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:16,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:16,848 INFO L87 Difference]: Start difference. First operand 3630 states and 5091 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-21 15:47:16,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:16,979 INFO L93 Difference]: Finished difference Result 3630 states and 5091 transitions. [2022-07-21 15:47:16,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:16,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 57 [2022-07-21 15:47:16,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:16,993 INFO L225 Difference]: With dead ends: 3630 [2022-07-21 15:47:16,994 INFO L226 Difference]: Without dead ends: 3628 [2022-07-21 15:47:16,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:16,997 INFO L413 NwaCegarLoop]: 5086 mSDtfsCounter, 5041 mSDsluCounter, 5084 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5043 SdHoareTripleChecker+Valid, 10170 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:16,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5043 Valid, 10170 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:17,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3628 states. [2022-07-21 15:47:17,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3628 to 3628. [2022-07-21 15:47:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3628 states, 2434 states have (on average 1.288824979457683) internal successors, (3137), 2567 states have internal predecessors, (3137), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:17,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3628 states and 5089 transitions. [2022-07-21 15:47:17,168 INFO L78 Accepts]: Start accepts. Automaton has 3628 states and 5089 transitions. Word has length 57 [2022-07-21 15:47:17,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:17,168 INFO L495 AbstractCegarLoop]: Abstraction has 3628 states and 5089 transitions. [2022-07-21 15:47:17,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-21 15:47:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3628 states and 5089 transitions. [2022-07-21 15:47:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-07-21 15:47:17,170 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:17,170 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:17,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:17,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:17,386 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:17,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:17,386 INFO L85 PathProgramCache]: Analyzing trace with hash -2072541612, now seen corresponding path program 1 times [2022-07-21 15:47:17,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:17,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1205877350] [2022-07-21 15:47:17,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:17,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:17,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:17,390 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:17,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-21 15:47:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:21,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 3086 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:21,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:21,848 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-07-21 15:47:21,848 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:21,848 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:21,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1205877350] [2022-07-21 15:47:21,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1205877350] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:21,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:21,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:47:21,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642385903] [2022-07-21 15:47:21,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:21,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:47:21,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:21,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:47:21,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:21,849 INFO L87 Difference]: Start difference. First operand 3628 states and 5089 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-21 15:47:23,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:23,178 INFO L93 Difference]: Finished difference Result 8419 states and 11988 transitions. [2022-07-21 15:47:23,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 15:47:23,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 68 [2022-07-21 15:47:23,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:23,207 INFO L225 Difference]: With dead ends: 8419 [2022-07-21 15:47:23,207 INFO L226 Difference]: Without dead ends: 5035 [2022-07-21 15:47:23,219 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:47:23,219 INFO L413 NwaCegarLoop]: 6863 mSDtfsCounter, 1796 mSDsluCounter, 18145 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 865 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2084 SdHoareTripleChecker+Valid, 25008 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 865 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:23,220 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2084 Valid, 25008 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [865 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-21 15:47:23,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5035 states. [2022-07-21 15:47:23,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5035 to 3631. [2022-07-21 15:47:23,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3631 states, 2437 states have (on average 1.2884694296265902) internal successors, (3140), 2570 states have internal predecessors, (3140), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3631 states and 5092 transitions. [2022-07-21 15:47:23,382 INFO L78 Accepts]: Start accepts. Automaton has 3631 states and 5092 transitions. Word has length 68 [2022-07-21 15:47:23,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:23,384 INFO L495 AbstractCegarLoop]: Abstraction has 3631 states and 5092 transitions. [2022-07-21 15:47:23,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-21 15:47:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 5092 transitions. [2022-07-21 15:47:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-21 15:47:23,385 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:23,385 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:23,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:23,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:23,591 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:23,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:23,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1616429192, now seen corresponding path program 1 times [2022-07-21 15:47:23,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:23,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008651871] [2022-07-21 15:47:23,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:23,595 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:23,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:23,596 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:23,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-21 15:47:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:27,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 2951 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:27,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:27,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:27,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:27,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008651871] [2022-07-21 15:47:27,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008651871] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:27,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:27,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:27,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352154981] [2022-07-21 15:47:27,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:27,914 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:27,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:27,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:27,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:27,915 INFO L87 Difference]: Start difference. First operand 3631 states and 5092 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-21 15:47:28,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:28,061 INFO L93 Difference]: Finished difference Result 3631 states and 5092 transitions. [2022-07-21 15:47:28,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:28,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 63 [2022-07-21 15:47:28,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:28,079 INFO L225 Difference]: With dead ends: 3631 [2022-07-21 15:47:28,079 INFO L226 Difference]: Without dead ends: 3629 [2022-07-21 15:47:28,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:28,083 INFO L413 NwaCegarLoop]: 5084 mSDtfsCounter, 5033 mSDsluCounter, 5082 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5035 SdHoareTripleChecker+Valid, 10166 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:28,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5035 Valid, 10166 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:28,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3629 states. [2022-07-21 15:47:28,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3629 to 3629. [2022-07-21 15:47:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3629 states, 2436 states have (on average 1.2881773399014778) internal successors, (3138), 2568 states have internal predecessors, (3138), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:28,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 3629 states and 5090 transitions. [2022-07-21 15:47:28,215 INFO L78 Accepts]: Start accepts. Automaton has 3629 states and 5090 transitions. Word has length 63 [2022-07-21 15:47:28,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:28,215 INFO L495 AbstractCegarLoop]: Abstraction has 3629 states and 5090 transitions. [2022-07-21 15:47:28,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-21 15:47:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 5090 transitions. [2022-07-21 15:47:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-21 15:47:28,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:28,217 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:28,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:28,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:28,431 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:28,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:28,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1250050088, now seen corresponding path program 1 times [2022-07-21 15:47:28,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:28,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140254571] [2022-07-21 15:47:28,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:28,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:28,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:28,435 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:28,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-21 15:47:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:32,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 2960 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:32,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:32,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:32,974 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:32,974 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:32,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140254571] [2022-07-21 15:47:32,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140254571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:32,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:32,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:32,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804225930] [2022-07-21 15:47:32,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:32,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:32,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:32,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:32,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:32,976 INFO L87 Difference]: Start difference. First operand 3629 states and 5090 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-21 15:47:33,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:33,153 INFO L93 Difference]: Finished difference Result 3629 states and 5090 transitions. [2022-07-21 15:47:33,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:33,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 69 [2022-07-21 15:47:33,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:33,182 INFO L225 Difference]: With dead ends: 3629 [2022-07-21 15:47:33,182 INFO L226 Difference]: Without dead ends: 3627 [2022-07-21 15:47:33,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:33,185 INFO L413 NwaCegarLoop]: 5082 mSDtfsCounter, 5025 mSDsluCounter, 5080 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5027 SdHoareTripleChecker+Valid, 10162 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:33,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5027 Valid, 10162 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:33,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3627 states. [2022-07-21 15:47:33,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3627 to 3627. [2022-07-21 15:47:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3627 states, 2435 states have (on average 1.2878850102669404) internal successors, (3136), 2566 states have internal predecessors, (3136), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:33,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3627 states and 5088 transitions. [2022-07-21 15:47:33,313 INFO L78 Accepts]: Start accepts. Automaton has 3627 states and 5088 transitions. Word has length 69 [2022-07-21 15:47:33,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:33,313 INFO L495 AbstractCegarLoop]: Abstraction has 3627 states and 5088 transitions. [2022-07-21 15:47:33,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-07-21 15:47:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 5088 transitions. [2022-07-21 15:47:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-07-21 15:47:33,314 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:33,315 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:33,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:33,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:33,528 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:33,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:33,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1431027412, now seen corresponding path program 1 times [2022-07-21 15:47:33,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:33,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [600848762] [2022-07-21 15:47:33,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:33,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:33,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:33,533 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:33,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-21 15:47:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:37,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 3107 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 15:47:37,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:37,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-07-21 15:47:37,980 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:37,980 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:37,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [600848762] [2022-07-21 15:47:37,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [600848762] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:37,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:37,980 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:37,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359545828] [2022-07-21 15:47:37,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:37,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 15:47:37,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:37,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 15:47:37,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:47:37,981 INFO L87 Difference]: Start difference. First operand 3627 states and 5088 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-21 15:47:38,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:38,323 INFO L93 Difference]: Finished difference Result 7965 states and 11290 transitions. [2022-07-21 15:47:38,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 15:47:38,324 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 80 [2022-07-21 15:47:38,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:38,335 INFO L225 Difference]: With dead ends: 7965 [2022-07-21 15:47:38,335 INFO L226 Difference]: Without dead ends: 4563 [2022-07-21 15:47:38,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:47:38,342 INFO L413 NwaCegarLoop]: 6388 mSDtfsCounter, 734 mSDsluCounter, 5386 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 11774 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:38,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1090 Valid, 11774 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 15:47:38,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4563 states. [2022-07-21 15:47:38,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4563 to 3633. [2022-07-21 15:47:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3633 states, 2441 states have (on average 1.2871773863170832) internal successors, (3142), 2572 states have internal predecessors, (3142), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:38,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3633 states and 5094 transitions. [2022-07-21 15:47:38,459 INFO L78 Accepts]: Start accepts. Automaton has 3633 states and 5094 transitions. Word has length 80 [2022-07-21 15:47:38,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:38,460 INFO L495 AbstractCegarLoop]: Abstraction has 3633 states and 5094 transitions. [2022-07-21 15:47:38,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-21 15:47:38,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3633 states and 5094 transitions. [2022-07-21 15:47:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-07-21 15:47:38,464 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:38,464 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:38,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:38,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:38,691 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:38,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:38,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1662563453, now seen corresponding path program 1 times [2022-07-21 15:47:38,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:38,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958937635] [2022-07-21 15:47:38,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:38,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:38,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:38,696 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:38,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-21 15:47:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:42,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 2969 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:42,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:43,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:43,249 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:43,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958937635] [2022-07-21 15:47:43,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958937635] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:43,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:43,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:43,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509052537] [2022-07-21 15:47:43,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:43,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:43,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:43,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:43,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:43,250 INFO L87 Difference]: Start difference. First operand 3633 states and 5094 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 15:47:43,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:43,409 INFO L93 Difference]: Finished difference Result 3633 states and 5094 transitions. [2022-07-21 15:47:43,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:43,410 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 75 [2022-07-21 15:47:43,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:43,423 INFO L225 Difference]: With dead ends: 3633 [2022-07-21 15:47:43,424 INFO L226 Difference]: Without dead ends: 3631 [2022-07-21 15:47:43,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:43,431 INFO L413 NwaCegarLoop]: 5080 mSDtfsCounter, 5017 mSDsluCounter, 5078 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5019 SdHoareTripleChecker+Valid, 10158 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:43,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5019 Valid, 10158 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:43,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3631 states. [2022-07-21 15:47:43,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3631 to 3631. [2022-07-21 15:47:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3631 states, 2440 states have (on average 1.2868852459016393) internal successors, (3140), 2570 states have internal predecessors, (3140), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3631 states and 5092 transitions. [2022-07-21 15:47:43,563 INFO L78 Accepts]: Start accepts. Automaton has 3631 states and 5092 transitions. Word has length 75 [2022-07-21 15:47:43,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:43,563 INFO L495 AbstractCegarLoop]: Abstraction has 3631 states and 5092 transitions. [2022-07-21 15:47:43,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 15:47:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3631 states and 5092 transitions. [2022-07-21 15:47:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-07-21 15:47:43,565 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:43,566 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:43,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:43,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:43,779 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:43,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:43,780 INFO L85 PathProgramCache]: Analyzing trace with hash -771942157, now seen corresponding path program 1 times [2022-07-21 15:47:43,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:43,782 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [226158217] [2022-07-21 15:47:43,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:43,782 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:43,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:43,784 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:43,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-21 15:47:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:47,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 2978 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:47,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:48,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:48,478 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:48,479 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:48,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [226158217] [2022-07-21 15:47:48,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [226158217] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:48,479 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:48,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:48,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124882883] [2022-07-21 15:47:48,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:48,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:48,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:48,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:48,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:48,480 INFO L87 Difference]: Start difference. First operand 3631 states and 5092 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-21 15:47:48,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:48,622 INFO L93 Difference]: Finished difference Result 3631 states and 5092 transitions. [2022-07-21 15:47:48,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:48,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 81 [2022-07-21 15:47:48,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:48,633 INFO L225 Difference]: With dead ends: 3631 [2022-07-21 15:47:48,633 INFO L226 Difference]: Without dead ends: 3629 [2022-07-21 15:47:48,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:48,637 INFO L413 NwaCegarLoop]: 5078 mSDtfsCounter, 5009 mSDsluCounter, 5076 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5011 SdHoareTripleChecker+Valid, 10154 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:48,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5011 Valid, 10154 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:48,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3629 states. [2022-07-21 15:47:48,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3629 to 3629. [2022-07-21 15:47:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3629 states, 2439 states have (on average 1.2865928659286592) internal successors, (3138), 2568 states have internal predecessors, (3138), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 3629 states and 5090 transitions. [2022-07-21 15:47:48,763 INFO L78 Accepts]: Start accepts. Automaton has 3629 states and 5090 transitions. Word has length 81 [2022-07-21 15:47:48,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:48,763 INFO L495 AbstractCegarLoop]: Abstraction has 3629 states and 5090 transitions. [2022-07-21 15:47:48,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-07-21 15:47:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 5090 transitions. [2022-07-21 15:47:48,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-21 15:47:48,765 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:48,765 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-07-21 15:47:48,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:48,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:48,983 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:48,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:48,984 INFO L85 PathProgramCache]: Analyzing trace with hash 261564548, now seen corresponding path program 1 times [2022-07-21 15:47:48,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:48,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380950172] [2022-07-21 15:47:48,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:48,986 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:48,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:48,992 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:48,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-07-21 15:47:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:53,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 2987 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:53,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:53,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:53,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:53,850 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:53,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [380950172] [2022-07-21 15:47:53,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [380950172] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:53,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:53,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:53,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493942923] [2022-07-21 15:47:53,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:53,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:53,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:53,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:53,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:53,851 INFO L87 Difference]: Start difference. First operand 3629 states and 5090 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-21 15:47:54,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:54,036 INFO L93 Difference]: Finished difference Result 3629 states and 5090 transitions. [2022-07-21 15:47:54,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:54,037 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 87 [2022-07-21 15:47:54,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:54,049 INFO L225 Difference]: With dead ends: 3629 [2022-07-21 15:47:54,049 INFO L226 Difference]: Without dead ends: 3627 [2022-07-21 15:47:54,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:54,052 INFO L413 NwaCegarLoop]: 5076 mSDtfsCounter, 5001 mSDsluCounter, 5074 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5003 SdHoareTripleChecker+Valid, 10150 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:54,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5003 Valid, 10150 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:54,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3627 states. [2022-07-21 15:47:54,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3627 to 3627. [2022-07-21 15:47:54,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3627 states, 2438 states have (on average 1.2863002461033635) internal successors, (3136), 2566 states have internal predecessors, (3136), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:54,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3627 states and 5088 transitions. [2022-07-21 15:47:54,177 INFO L78 Accepts]: Start accepts. Automaton has 3627 states and 5088 transitions. Word has length 87 [2022-07-21 15:47:54,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:54,178 INFO L495 AbstractCegarLoop]: Abstraction has 3627 states and 5088 transitions. [2022-07-21 15:47:54,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-07-21 15:47:54,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 5088 transitions. [2022-07-21 15:47:54,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-07-21 15:47:54,179 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:54,179 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:54,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-07-21 15:47:54,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:47:54,398 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:47:54,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:47:54,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1794277237, now seen corresponding path program 1 times [2022-07-21 15:47:54,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:47:54,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825739879] [2022-07-21 15:47:54,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:47:54,401 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:47:54,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:47:54,402 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:47:54,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-07-21 15:47:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:47:58,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 2996 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:47:58,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:47:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:47:59,464 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:47:59,465 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:47:59,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825739879] [2022-07-21 15:47:59,465 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825739879] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:47:59,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:47:59,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:47:59,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699116806] [2022-07-21 15:47:59,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:47:59,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:47:59,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:47:59,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:47:59,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:47:59,466 INFO L87 Difference]: Start difference. First operand 3627 states and 5088 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:47:59,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:47:59,697 INFO L93 Difference]: Finished difference Result 3627 states and 5088 transitions. [2022-07-21 15:47:59,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:47:59,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 93 [2022-07-21 15:47:59,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:47:59,709 INFO L225 Difference]: With dead ends: 3627 [2022-07-21 15:47:59,709 INFO L226 Difference]: Without dead ends: 3625 [2022-07-21 15:47:59,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:47:59,712 INFO L413 NwaCegarLoop]: 5074 mSDtfsCounter, 4997 mSDsluCounter, 5068 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4999 SdHoareTripleChecker+Valid, 10142 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:47:59,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4999 Valid, 10142 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:47:59,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2022-07-21 15:47:59,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 3625. [2022-07-21 15:47:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3625 states, 2437 states have (on average 1.2860073861304884) internal successors, (3134), 2564 states have internal predecessors, (3134), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:47:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3625 states and 5086 transitions. [2022-07-21 15:47:59,846 INFO L78 Accepts]: Start accepts. Automaton has 3625 states and 5086 transitions. Word has length 93 [2022-07-21 15:47:59,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:47:59,846 INFO L495 AbstractCegarLoop]: Abstraction has 3625 states and 5086 transitions. [2022-07-21 15:47:59,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:47:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3625 states and 5086 transitions. [2022-07-21 15:47:59,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-07-21 15:47:59,848 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:47:59,848 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:47:59,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:00,062 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:00,062 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:00,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:00,063 INFO L85 PathProgramCache]: Analyzing trace with hash -2018309234, now seen corresponding path program 1 times [2022-07-21 15:48:00,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:00,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670158020] [2022-07-21 15:48:00,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:00,066 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:00,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:00,075 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:00,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-07-21 15:48:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:04,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 2999 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:04,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:05,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:05,081 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:05,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670158020] [2022-07-21 15:48:05,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [670158020] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:05,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:05,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:05,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088389411] [2022-07-21 15:48:05,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:05,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:05,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:05,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:05,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:05,082 INFO L87 Difference]: Start difference. First operand 3625 states and 5086 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:48:05,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:05,237 INFO L93 Difference]: Finished difference Result 3625 states and 5086 transitions. [2022-07-21 15:48:05,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:05,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 95 [2022-07-21 15:48:05,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:05,249 INFO L225 Difference]: With dead ends: 3625 [2022-07-21 15:48:05,250 INFO L226 Difference]: Without dead ends: 3623 [2022-07-21 15:48:05,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:05,253 INFO L413 NwaCegarLoop]: 5072 mSDtfsCounter, 4989 mSDsluCounter, 5070 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4991 SdHoareTripleChecker+Valid, 10142 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:05,253 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4991 Valid, 10142 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:05,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3623 states. [2022-07-21 15:48:05,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3623 to 3623. [2022-07-21 15:48:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3623 states, 2436 states have (on average 1.2857142857142858) internal successors, (3132), 2562 states have internal predecessors, (3132), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:48:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 5084 transitions. [2022-07-21 15:48:05,392 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 5084 transitions. Word has length 95 [2022-07-21 15:48:05,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:05,393 INFO L495 AbstractCegarLoop]: Abstraction has 3623 states and 5084 transitions. [2022-07-21 15:48:05,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:48:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 5084 transitions. [2022-07-21 15:48:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-07-21 15:48:05,394 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:05,394 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:05,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:05,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:05,619 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:05,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:05,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1505471895, now seen corresponding path program 1 times [2022-07-21 15:48:05,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:05,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1427216071] [2022-07-21 15:48:05,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:05,622 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:05,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:05,626 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:05,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-07-21 15:48:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:09,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 3008 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:09,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:10,591 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:10,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:10,591 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:10,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1427216071] [2022-07-21 15:48:10,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1427216071] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:10,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:10,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:10,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77554414] [2022-07-21 15:48:10,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:10,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:10,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:10,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:10,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:10,592 INFO L87 Difference]: Start difference. First operand 3623 states and 5084 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-21 15:48:10,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:10,779 INFO L93 Difference]: Finished difference Result 3623 states and 5084 transitions. [2022-07-21 15:48:10,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:10,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 101 [2022-07-21 15:48:10,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:10,811 INFO L225 Difference]: With dead ends: 3623 [2022-07-21 15:48:10,812 INFO L226 Difference]: Without dead ends: 3621 [2022-07-21 15:48:10,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:10,814 INFO L413 NwaCegarLoop]: 5070 mSDtfsCounter, 4981 mSDsluCounter, 5068 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4983 SdHoareTripleChecker+Valid, 10138 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:10,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4983 Valid, 10138 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:10,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3621 states. [2022-07-21 15:48:10,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3621 to 3621. [2022-07-21 15:48:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3621 states, 2435 states have (on average 1.2854209445585216) internal successors, (3130), 2560 states have internal predecessors, (3130), 977 states have call successors, (977), 191 states have call predecessors, (977), 190 states have return successors, (975), 958 states have call predecessors, (975), 975 states have call successors, (975) [2022-07-21 15:48:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3621 states and 5082 transitions. [2022-07-21 15:48:10,945 INFO L78 Accepts]: Start accepts. Automaton has 3621 states and 5082 transitions. Word has length 101 [2022-07-21 15:48:10,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:10,947 INFO L495 AbstractCegarLoop]: Abstraction has 3621 states and 5082 transitions. [2022-07-21 15:48:10,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-21 15:48:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3621 states and 5082 transitions. [2022-07-21 15:48:10,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-07-21 15:48:10,948 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:10,948 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:11,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:11,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:11,175 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:11,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:11,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1533283584, now seen corresponding path program 1 times [2022-07-21 15:48:11,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:11,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [851216607] [2022-07-21 15:48:11,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:11,178 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:11,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:11,180 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:11,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-07-21 15:48:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:15,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 3191 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 15:48:15,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-07-21 15:48:16,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:16,551 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:16,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [851216607] [2022-07-21 15:48:16,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [851216607] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:16,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:16,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 15:48:16,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682169675] [2022-07-21 15:48:16,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:16,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:48:16,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:16,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:48:16,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:16,552 INFO L87 Difference]: Start difference. First operand 3621 states and 5082 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:48:16,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:16,857 INFO L93 Difference]: Finished difference Result 4787 states and 6619 transitions. [2022-07-21 15:48:16,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:48:16,858 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 110 [2022-07-21 15:48:16,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:16,880 INFO L225 Difference]: With dead ends: 4787 [2022-07-21 15:48:16,881 INFO L226 Difference]: Without dead ends: 4785 [2022-07-21 15:48:16,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:48:16,885 INFO L413 NwaCegarLoop]: 5364 mSDtfsCounter, 4738 mSDsluCounter, 12513 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4739 SdHoareTripleChecker+Valid, 17877 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:16,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4739 Valid, 17877 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 15:48:16,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4785 states. [2022-07-21 15:48:17,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4785 to 4771. [2022-07-21 15:48:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4771 states, 3227 states have (on average 1.2819956616052062) internal successors, (4137), 3372 states have internal predecessors, (4137), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 4771 states and 6609 transitions. [2022-07-21 15:48:17,172 INFO L78 Accepts]: Start accepts. Automaton has 4771 states and 6609 transitions. Word has length 110 [2022-07-21 15:48:17,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:17,173 INFO L495 AbstractCegarLoop]: Abstraction has 4771 states and 6609 transitions. [2022-07-21 15:48:17,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-07-21 15:48:17,173 INFO L276 IsEmpty]: Start isEmpty. Operand 4771 states and 6609 transitions. [2022-07-21 15:48:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-07-21 15:48:17,174 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:17,174 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:17,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:17,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:17,387 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:17,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:17,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1037527417, now seen corresponding path program 1 times [2022-07-21 15:48:17,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:17,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1522403814] [2022-07-21 15:48:17,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:17,395 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:17,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-07-21 15:48:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:21,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 3017 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:21,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:22,259 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:22,259 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:22,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1522403814] [2022-07-21 15:48:22,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1522403814] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:22,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:22,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:22,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389424764] [2022-07-21 15:48:22,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:22,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:22,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:22,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:22,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:22,260 INFO L87 Difference]: Start difference. First operand 4771 states and 6609 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-21 15:48:22,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:22,449 INFO L93 Difference]: Finished difference Result 4771 states and 6609 transitions. [2022-07-21 15:48:22,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:22,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 107 [2022-07-21 15:48:22,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:22,462 INFO L225 Difference]: With dead ends: 4771 [2022-07-21 15:48:22,463 INFO L226 Difference]: Without dead ends: 4769 [2022-07-21 15:48:22,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:22,465 INFO L413 NwaCegarLoop]: 5068 mSDtfsCounter, 4973 mSDsluCounter, 5066 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4975 SdHoareTripleChecker+Valid, 10134 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:22,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4975 Valid, 10134 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:22,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-07-21 15:48:22,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 4769. [2022-07-21 15:48:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4769 states, 3226 states have (on average 1.2817730936143832) internal successors, (4135), 3370 states have internal predecessors, (4135), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4769 states to 4769 states and 6607 transitions. [2022-07-21 15:48:22,641 INFO L78 Accepts]: Start accepts. Automaton has 4769 states and 6607 transitions. Word has length 107 [2022-07-21 15:48:22,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:22,641 INFO L495 AbstractCegarLoop]: Abstraction has 4769 states and 6607 transitions. [2022-07-21 15:48:22,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-07-21 15:48:22,641 INFO L276 IsEmpty]: Start isEmpty. Operand 4769 states and 6607 transitions. [2022-07-21 15:48:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-07-21 15:48:22,642 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:22,643 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:22,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:22,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:22,872 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:22,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:22,873 INFO L85 PathProgramCache]: Analyzing trace with hash 748018171, now seen corresponding path program 1 times [2022-07-21 15:48:22,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:22,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530200167] [2022-07-21 15:48:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:22,876 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:22,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:22,877 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:22,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-07-21 15:48:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:26,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 3026 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:26,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:27,696 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:27,696 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:27,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530200167] [2022-07-21 15:48:27,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530200167] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:27,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:27,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:27,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968327474] [2022-07-21 15:48:27,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:27,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:27,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:27,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:27,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:27,698 INFO L87 Difference]: Start difference. First operand 4769 states and 6607 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-21 15:48:27,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:27,889 INFO L93 Difference]: Finished difference Result 4769 states and 6607 transitions. [2022-07-21 15:48:27,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:27,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 113 [2022-07-21 15:48:27,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:27,902 INFO L225 Difference]: With dead ends: 4769 [2022-07-21 15:48:27,902 INFO L226 Difference]: Without dead ends: 4767 [2022-07-21 15:48:27,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:27,904 INFO L413 NwaCegarLoop]: 5066 mSDtfsCounter, 4965 mSDsluCounter, 5064 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4967 SdHoareTripleChecker+Valid, 10130 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:27,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4967 Valid, 10130 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:27,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4767 states. [2022-07-21 15:48:28,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4767 to 4767. [2022-07-21 15:48:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4767 states, 3225 states have (on average 1.2815503875968992) internal successors, (4133), 3368 states have internal predecessors, (4133), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 4767 states and 6605 transitions. [2022-07-21 15:48:28,080 INFO L78 Accepts]: Start accepts. Automaton has 4767 states and 6605 transitions. Word has length 113 [2022-07-21 15:48:28,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:28,080 INFO L495 AbstractCegarLoop]: Abstraction has 4767 states and 6605 transitions. [2022-07-21 15:48:28,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-07-21 15:48:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 4767 states and 6605 transitions. [2022-07-21 15:48:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-07-21 15:48:28,082 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:28,082 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:28,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:28,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:28,296 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:28,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:28,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1095547817, now seen corresponding path program 1 times [2022-07-21 15:48:28,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:28,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [621230862] [2022-07-21 15:48:28,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:28,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:28,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:28,312 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:28,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-07-21 15:48:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:32,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 3035 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:32,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:33,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:33,208 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:33,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [621230862] [2022-07-21 15:48:33,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [621230862] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:33,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:33,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:33,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077426029] [2022-07-21 15:48:33,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:33,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:33,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:33,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:33,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:33,210 INFO L87 Difference]: Start difference. First operand 4767 states and 6605 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-21 15:48:33,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:33,404 INFO L93 Difference]: Finished difference Result 4767 states and 6605 transitions. [2022-07-21 15:48:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:33,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 119 [2022-07-21 15:48:33,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:33,418 INFO L225 Difference]: With dead ends: 4767 [2022-07-21 15:48:33,418 INFO L226 Difference]: Without dead ends: 4765 [2022-07-21 15:48:33,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:33,484 INFO L413 NwaCegarLoop]: 5064 mSDtfsCounter, 4957 mSDsluCounter, 5062 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4959 SdHoareTripleChecker+Valid, 10126 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:33,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4959 Valid, 10126 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:33,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-07-21 15:48:33,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 4765. [2022-07-21 15:48:33,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4765 states, 3224 states have (on average 1.2813275434243176) internal successors, (4131), 3366 states have internal predecessors, (4131), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4765 states and 6603 transitions. [2022-07-21 15:48:33,662 INFO L78 Accepts]: Start accepts. Automaton has 4765 states and 6603 transitions. Word has length 119 [2022-07-21 15:48:33,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:33,662 INFO L495 AbstractCegarLoop]: Abstraction has 4765 states and 6603 transitions. [2022-07-21 15:48:33,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-21 15:48:33,663 INFO L276 IsEmpty]: Start isEmpty. Operand 4765 states and 6603 transitions. [2022-07-21 15:48:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-07-21 15:48:33,664 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:33,664 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:33,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:33,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:33,883 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:33,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:33,883 INFO L85 PathProgramCache]: Analyzing trace with hash -101298969, now seen corresponding path program 1 times [2022-07-21 15:48:33,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:33,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1342323258] [2022-07-21 15:48:33,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:33,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:33,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:33,887 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:33,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-07-21 15:48:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:38,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 3389 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-21 15:48:38,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:39,063 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-07-21 15:48:39,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:39,064 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:39,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1342323258] [2022-07-21 15:48:39,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1342323258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:39,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:39,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 15:48:39,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529361015] [2022-07-21 15:48:39,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:39,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 15:48:39,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:39,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 15:48:39,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 15:48:39,065 INFO L87 Difference]: Start difference. First operand 4765 states and 6603 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-21 15:48:40,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:40,607 INFO L93 Difference]: Finished difference Result 10461 states and 14652 transitions. [2022-07-21 15:48:40,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 15:48:40,608 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 152 [2022-07-21 15:48:40,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:40,630 INFO L225 Difference]: With dead ends: 10461 [2022-07-21 15:48:40,631 INFO L226 Difference]: Without dead ends: 5729 [2022-07-21 15:48:40,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:48:40,649 INFO L413 NwaCegarLoop]: 6545 mSDtfsCounter, 915 mSDsluCounter, 24667 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1338 SdHoareTripleChecker+Valid, 31212 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:40,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1338 Valid, 31212 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 15:48:40,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5729 states. [2022-07-21 15:48:40,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5729 to 4765. [2022-07-21 15:48:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4765 states, 3224 states have (on average 1.281017369727047) internal successors, (4130), 3365 states have internal predecessors, (4130), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:40,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4765 states and 6602 transitions. [2022-07-21 15:48:40,885 INFO L78 Accepts]: Start accepts. Automaton has 4765 states and 6602 transitions. Word has length 152 [2022-07-21 15:48:40,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:40,886 INFO L495 AbstractCegarLoop]: Abstraction has 4765 states and 6602 transitions. [2022-07-21 15:48:40,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-21 15:48:40,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4765 states and 6602 transitions. [2022-07-21 15:48:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-07-21 15:48:40,887 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:40,887 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:40,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:41,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:41,103 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:41,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:41,104 INFO L85 PathProgramCache]: Analyzing trace with hash -108262818, now seen corresponding path program 1 times [2022-07-21 15:48:41,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:41,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2010279901] [2022-07-21 15:48:41,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:41,107 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:41,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:41,108 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:41,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-07-21 15:48:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:45,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 3044 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:48:45,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:48:46,270 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:46,271 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:46,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2010279901] [2022-07-21 15:48:46,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2010279901] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:46,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:46,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:48:46,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92689173] [2022-07-21 15:48:46,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:46,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:48:46,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:46,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:48:46,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:48:46,272 INFO L87 Difference]: Start difference. First operand 4765 states and 6602 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-21 15:48:46,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:46,496 INFO L93 Difference]: Finished difference Result 4765 states and 6602 transitions. [2022-07-21 15:48:46,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:48:46,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 125 [2022-07-21 15:48:46,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:46,511 INFO L225 Difference]: With dead ends: 4765 [2022-07-21 15:48:46,512 INFO L226 Difference]: Without dead ends: 4763 [2022-07-21 15:48:46,515 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:48:46,516 INFO L413 NwaCegarLoop]: 5061 mSDtfsCounter, 4948 mSDsluCounter, 5059 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4950 SdHoareTripleChecker+Valid, 10120 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:46,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4950 Valid, 10120 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:48:46,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4763 states. [2022-07-21 15:48:46,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4763 to 4763. [2022-07-21 15:48:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4763 states, 3223 states have (on average 1.2807942910331989) internal successors, (4128), 3363 states have internal predecessors, (4128), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4763 states and 6600 transitions. [2022-07-21 15:48:46,835 INFO L78 Accepts]: Start accepts. Automaton has 4763 states and 6600 transitions. Word has length 125 [2022-07-21 15:48:46,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:46,835 INFO L495 AbstractCegarLoop]: Abstraction has 4763 states and 6600 transitions. [2022-07-21 15:48:46,836 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-07-21 15:48:46,836 INFO L276 IsEmpty]: Start isEmpty. Operand 4763 states and 6600 transitions. [2022-07-21 15:48:46,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-21 15:48:46,837 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:46,837 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:46,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:47,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:47,063 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:47,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:47,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1203645706, now seen corresponding path program 1 times [2022-07-21 15:48:47,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:47,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296499990] [2022-07-21 15:48:47,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:47,067 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:47,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:47,068 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:47,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-07-21 15:48:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:48:52,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 3401 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-21 15:48:52,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:48:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-07-21 15:48:52,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:48:52,897 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:48:52,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296499990] [2022-07-21 15:48:52,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1296499990] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:48:52,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:48:52,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 15:48:52,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095168920] [2022-07-21 15:48:52,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:48:52,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 15:48:52,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:48:52,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 15:48:52,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 15:48:52,898 INFO L87 Difference]: Start difference. First operand 4763 states and 6600 transitions. Second operand has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-21 15:48:55,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:48:55,878 INFO L93 Difference]: Finished difference Result 9489 states and 13158 transitions. [2022-07-21 15:48:55,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 15:48:55,879 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 156 [2022-07-21 15:48:55,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:48:55,910 INFO L225 Difference]: With dead ends: 9489 [2022-07-21 15:48:55,911 INFO L226 Difference]: Without dead ends: 4763 [2022-07-21 15:48:55,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:48:55,926 INFO L413 NwaCegarLoop]: 4969 mSDtfsCounter, 64 mSDsluCounter, 19698 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 24667 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-07-21 15:48:55,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 24667 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-07-21 15:48:55,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4763 states. [2022-07-21 15:48:56,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4763 to 4763. [2022-07-21 15:48:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4763 states, 3223 states have (on average 1.2804840210983555) internal successors, (4127), 3363 states have internal predecessors, (4127), 1232 states have call successors, (1232), 299 states have call predecessors, (1232), 293 states have return successors, (1240), 1200 states have call predecessors, (1240), 1230 states have call successors, (1240) [2022-07-21 15:48:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4763 states and 6599 transitions. [2022-07-21 15:48:56,148 INFO L78 Accepts]: Start accepts. Automaton has 4763 states and 6599 transitions. Word has length 156 [2022-07-21 15:48:56,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:48:56,150 INFO L495 AbstractCegarLoop]: Abstraction has 4763 states and 6599 transitions. [2022-07-21 15:48:56,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-07-21 15:48:56,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4763 states and 6599 transitions. [2022-07-21 15:48:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-07-21 15:48:56,152 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:48:56,152 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:48:56,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-07-21 15:48:56,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:48:56,367 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:48:56,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:48:56,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1316314228, now seen corresponding path program 1 times [2022-07-21 15:48:56,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:48:56,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139356341] [2022-07-21 15:48:56,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:48:56,371 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:48:56,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:48:56,372 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:48:56,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-07-21 15:49:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:01,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 3401 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-21 15:49:01,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2022-07-21 15:49:03,023 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:03,023 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:03,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [139356341] [2022-07-21 15:49:03,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [139356341] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:03,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:03,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 15:49:03,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211679080] [2022-07-21 15:49:03,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:03,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:49:03,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:03,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:49:03,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:03,024 INFO L87 Difference]: Start difference. First operand 4763 states and 6599 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-21 15:49:03,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:03,325 INFO L93 Difference]: Finished difference Result 4810 states and 6636 transitions. [2022-07-21 15:49:03,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:49:03,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 156 [2022-07-21 15:49:03,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:03,339 INFO L225 Difference]: With dead ends: 4810 [2022-07-21 15:49:03,339 INFO L226 Difference]: Without dead ends: 4808 [2022-07-21 15:49:03,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:49:03,343 INFO L413 NwaCegarLoop]: 5066 mSDtfsCounter, 4869 mSDsluCounter, 10256 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4870 SdHoareTripleChecker+Valid, 15322 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:03,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4870 Valid, 15322 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:49:03,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4808 states. [2022-07-21 15:49:03,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4808 to 4806. [2022-07-21 15:49:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4806 states, 3252 states have (on average 1.278290282902829) internal successors, (4157), 3392 states have internal predecessors, (4157), 1234 states have call successors, (1234), 311 states have call predecessors, (1234), 305 states have return successors, (1242), 1202 states have call predecessors, (1242), 1232 states have call successors, (1242) [2022-07-21 15:49:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 4806 states and 6633 transitions. [2022-07-21 15:49:03,583 INFO L78 Accepts]: Start accepts. Automaton has 4806 states and 6633 transitions. Word has length 156 [2022-07-21 15:49:03,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:03,584 INFO L495 AbstractCegarLoop]: Abstraction has 4806 states and 6633 transitions. [2022-07-21 15:49:03,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-07-21 15:49:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 4806 states and 6633 transitions. [2022-07-21 15:49:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-07-21 15:49:03,586 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:03,586 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:03,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:03,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:03,787 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:03,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:03,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1142354361, now seen corresponding path program 1 times [2022-07-21 15:49:03,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:03,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971575638] [2022-07-21 15:49:03,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:03,790 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:03,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:03,792 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:03,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-07-21 15:49:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:08,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 3237 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 15:49:08,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:08,813 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-07-21 15:49:08,813 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:08,813 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:08,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971575638] [2022-07-21 15:49:08,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971575638] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:08,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:08,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:49:08,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614403810] [2022-07-21 15:49:08,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:08,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:49:08,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:08,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:49:08,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:08,815 INFO L87 Difference]: Start difference. First operand 4806 states and 6633 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-21 15:49:10,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:10,172 INFO L93 Difference]: Finished difference Result 4826 states and 6646 transitions. [2022-07-21 15:49:10,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:49:10,172 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 136 [2022-07-21 15:49:10,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:10,185 INFO L225 Difference]: With dead ends: 4826 [2022-07-21 15:49:10,185 INFO L226 Difference]: Without dead ends: 4824 [2022-07-21 15:49:10,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:49:10,188 INFO L413 NwaCegarLoop]: 6551 mSDtfsCounter, 1781 mSDsluCounter, 17901 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1782 SdHoareTripleChecker+Valid, 24452 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:10,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1782 Valid, 24452 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-21 15:49:10,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4824 states. [2022-07-21 15:49:10,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4824 to 4810. [2022-07-21 15:49:10,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4810 states, 3255 states have (on average 1.2780337941628264) internal successors, (4160), 3395 states have internal predecessors, (4160), 1234 states have call successors, (1234), 312 states have call predecessors, (1234), 306 states have return successors, (1242), 1202 states have call predecessors, (1242), 1232 states have call successors, (1242) [2022-07-21 15:49:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4810 states to 4810 states and 6636 transitions. [2022-07-21 15:49:10,402 INFO L78 Accepts]: Start accepts. Automaton has 4810 states and 6636 transitions. Word has length 136 [2022-07-21 15:49:10,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:10,403 INFO L495 AbstractCegarLoop]: Abstraction has 4810 states and 6636 transitions. [2022-07-21 15:49:10,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-07-21 15:49:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 4810 states and 6636 transitions. [2022-07-21 15:49:10,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-21 15:49:10,404 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:10,404 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:10,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:10,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:10,618 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:10,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:10,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1493622570, now seen corresponding path program 1 times [2022-07-21 15:49:10,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:10,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896676791] [2022-07-21 15:49:10,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:10,622 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:10,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:10,623 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:10,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2022-07-21 15:49:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:14,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 3053 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:49:14,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:49:15,355 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:15,355 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:15,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896676791] [2022-07-21 15:49:15,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896676791] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:15,355 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:15,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:49:15,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563477328] [2022-07-21 15:49:15,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:15,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:49:15,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:15,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:49:15,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:49:15,356 INFO L87 Difference]: Start difference. First operand 4810 states and 6636 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-21 15:49:15,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:15,583 INFO L93 Difference]: Finished difference Result 4810 states and 6636 transitions. [2022-07-21 15:49:15,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:49:15,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 131 [2022-07-21 15:49:15,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:15,596 INFO L225 Difference]: With dead ends: 4810 [2022-07-21 15:49:15,596 INFO L226 Difference]: Without dead ends: 4808 [2022-07-21 15:49:15,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:15,598 INFO L413 NwaCegarLoop]: 5058 mSDtfsCounter, 4939 mSDsluCounter, 5056 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4941 SdHoareTripleChecker+Valid, 10114 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:15,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4941 Valid, 10114 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:49:15,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4808 states. [2022-07-21 15:49:15,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4808 to 4808. [2022-07-21 15:49:15,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4808 states, 3254 states have (on average 1.2778119237861094) internal successors, (4158), 3393 states have internal predecessors, (4158), 1234 states have call successors, (1234), 312 states have call predecessors, (1234), 306 states have return successors, (1242), 1202 states have call predecessors, (1242), 1232 states have call successors, (1242) [2022-07-21 15:49:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4808 states to 4808 states and 6634 transitions. [2022-07-21 15:49:15,820 INFO L78 Accepts]: Start accepts. Automaton has 4808 states and 6634 transitions. Word has length 131 [2022-07-21 15:49:15,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:15,821 INFO L495 AbstractCegarLoop]: Abstraction has 4808 states and 6634 transitions. [2022-07-21 15:49:15,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-07-21 15:49:15,821 INFO L276 IsEmpty]: Start isEmpty. Operand 4808 states and 6634 transitions. [2022-07-21 15:49:15,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-07-21 15:49:15,827 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:15,827 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:15,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:16,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:16,047 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:16,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:16,048 INFO L85 PathProgramCache]: Analyzing trace with hash -585183022, now seen corresponding path program 1 times [2022-07-21 15:49:16,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:16,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2111773301] [2022-07-21 15:49:16,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:16,051 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:16,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:16,054 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:16,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-07-21 15:49:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:20,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 3272 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-21 15:49:20,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:21,082 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-07-21 15:49:21,083 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:21,083 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:21,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2111773301] [2022-07-21 15:49:21,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2111773301] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:21,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:21,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-07-21 15:49:21,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838447500] [2022-07-21 15:49:21,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:21,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-07-21 15:49:21,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:21,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-07-21 15:49:21,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-07-21 15:49:21,084 INFO L87 Difference]: Start difference. First operand 4808 states and 6634 transitions. Second operand has 14 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 6 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2022-07-21 15:49:25,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:25,141 INFO L93 Difference]: Finished difference Result 7505 states and 10297 transitions. [2022-07-21 15:49:25,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-21 15:49:25,141 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 6 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 179 [2022-07-21 15:49:25,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:25,157 INFO L225 Difference]: With dead ends: 7505 [2022-07-21 15:49:25,157 INFO L226 Difference]: Without dead ends: 4844 [2022-07-21 15:49:25,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2022-07-21 15:49:25,167 INFO L413 NwaCegarLoop]: 5037 mSDtfsCounter, 44 mSDsluCounter, 60186 mSDsCounter, 0 mSdLazyCounter, 718 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 65223 SdHoareTripleChecker+Invalid, 888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 718 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:25,168 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 65223 Invalid, 888 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [170 Valid, 718 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-07-21 15:49:25,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4844 states. [2022-07-21 15:49:25,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4844 to 4820. [2022-07-21 15:49:25,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4820 states, 3262 states have (on average 1.2771305947271612) internal successors, (4166), 3401 states have internal predecessors, (4166), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4820 states and 6650 transitions. [2022-07-21 15:49:25,424 INFO L78 Accepts]: Start accepts. Automaton has 4820 states and 6650 transitions. Word has length 179 [2022-07-21 15:49:25,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:25,424 INFO L495 AbstractCegarLoop]: Abstraction has 4820 states and 6650 transitions. [2022-07-21 15:49:25,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 6 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2022-07-21 15:49:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 6650 transitions. [2022-07-21 15:49:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-07-21 15:49:25,426 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:25,426 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:25,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:25,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:25,639 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:25,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:25,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1414403492, now seen corresponding path program 1 times [2022-07-21 15:49:25,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:25,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [50644973] [2022-07-21 15:49:25,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:25,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:25,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:25,644 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:25,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-07-21 15:49:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:29,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 3062 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:49:29,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:31,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:49:31,158 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:31,159 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:31,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [50644973] [2022-07-21 15:49:31,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [50644973] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:31,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:31,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:49:31,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062210365] [2022-07-21 15:49:31,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:31,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:49:31,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:31,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:49:31,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:49:31,160 INFO L87 Difference]: Start difference. First operand 4820 states and 6650 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-21 15:49:31,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:31,410 INFO L93 Difference]: Finished difference Result 4820 states and 6650 transitions. [2022-07-21 15:49:31,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:49:31,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 137 [2022-07-21 15:49:31,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:31,425 INFO L225 Difference]: With dead ends: 4820 [2022-07-21 15:49:31,426 INFO L226 Difference]: Without dead ends: 4818 [2022-07-21 15:49:31,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:31,429 INFO L413 NwaCegarLoop]: 5056 mSDtfsCounter, 4931 mSDsluCounter, 5054 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4933 SdHoareTripleChecker+Valid, 10110 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:31,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4933 Valid, 10110 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:49:31,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-07-21 15:49:31,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 4818. [2022-07-21 15:49:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4818 states, 3261 states have (on average 1.2769089236430542) internal successors, (4164), 3399 states have internal predecessors, (4164), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4818 states to 4818 states and 6648 transitions. [2022-07-21 15:49:31,686 INFO L78 Accepts]: Start accepts. Automaton has 4818 states and 6648 transitions. Word has length 137 [2022-07-21 15:49:31,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:31,686 INFO L495 AbstractCegarLoop]: Abstraction has 4818 states and 6648 transitions. [2022-07-21 15:49:31,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-07-21 15:49:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 4818 states and 6648 transitions. [2022-07-21 15:49:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-07-21 15:49:31,688 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:31,688 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:31,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:31,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:31,904 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:31,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:31,904 INFO L85 PathProgramCache]: Analyzing trace with hash 33134697, now seen corresponding path program 1 times [2022-07-21 15:49:31,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:31,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412089895] [2022-07-21 15:49:31,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:31,908 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:31,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-07-21 15:49:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:36,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 3071 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:49:36,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:37,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:49:37,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:37,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:37,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412089895] [2022-07-21 15:49:37,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412089895] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:37,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:37,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:49:37,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613245179] [2022-07-21 15:49:37,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:37,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:49:37,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:37,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:49:37,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:49:37,230 INFO L87 Difference]: Start difference. First operand 4818 states and 6648 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-21 15:49:37,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:37,561 INFO L93 Difference]: Finished difference Result 4818 states and 6648 transitions. [2022-07-21 15:49:37,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:49:37,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 143 [2022-07-21 15:49:37,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:37,572 INFO L225 Difference]: With dead ends: 4818 [2022-07-21 15:49:37,572 INFO L226 Difference]: Without dead ends: 4816 [2022-07-21 15:49:37,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:37,573 INFO L413 NwaCegarLoop]: 5054 mSDtfsCounter, 4923 mSDsluCounter, 5052 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4925 SdHoareTripleChecker+Valid, 10106 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:37,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4925 Valid, 10106 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:49:37,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-07-21 15:49:37,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4816. [2022-07-21 15:49:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4816 states, 3260 states have (on average 1.2766871165644171) internal successors, (4162), 3397 states have internal predecessors, (4162), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:37,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 4816 states and 6646 transitions. [2022-07-21 15:49:37,812 INFO L78 Accepts]: Start accepts. Automaton has 4816 states and 6646 transitions. Word has length 143 [2022-07-21 15:49:37,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:37,812 INFO L495 AbstractCegarLoop]: Abstraction has 4816 states and 6646 transitions. [2022-07-21 15:49:37,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 3 states have internal predecessors, (92), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-07-21 15:49:37,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 6646 transitions. [2022-07-21 15:49:37,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-07-21 15:49:37,814 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:37,814 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:37,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:38,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:38,035 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:38,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:38,036 INFO L85 PathProgramCache]: Analyzing trace with hash -428922981, now seen corresponding path program 1 times [2022-07-21 15:49:38,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:38,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1082563595] [2022-07-21 15:49:38,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:38,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:38,042 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:38,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-07-21 15:49:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:42,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 3357 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-21 15:49:42,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:42,635 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-21 15:49:42,635 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:42,635 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:42,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1082563595] [2022-07-21 15:49:42,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1082563595] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:42,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:42,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:49:42,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529199870] [2022-07-21 15:49:42,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:42,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:49:42,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:42,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:49:42,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:42,636 INFO L87 Difference]: Start difference. First operand 4816 states and 6646 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-07-21 15:49:44,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:44,468 INFO L93 Difference]: Finished difference Result 8238 states and 11438 transitions. [2022-07-21 15:49:44,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:49:44,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 209 [2022-07-21 15:49:44,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:44,488 INFO L225 Difference]: With dead ends: 8238 [2022-07-21 15:49:44,488 INFO L226 Difference]: Without dead ends: 5541 [2022-07-21 15:49:44,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:49:44,498 INFO L413 NwaCegarLoop]: 6197 mSDtfsCounter, 2605 mSDsluCounter, 13166 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1802 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2605 SdHoareTripleChecker+Valid, 19363 SdHoareTripleChecker+Invalid, 1816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1802 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:44,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2605 Valid, 19363 Invalid, 1816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1802 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-21 15:49:44,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5541 states. [2022-07-21 15:49:44,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5541 to 4816. [2022-07-21 15:49:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4816 states, 3260 states have (on average 1.2763803680981596) internal successors, (4161), 3397 states have internal predecessors, (4161), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:44,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 4816 states and 6645 transitions. [2022-07-21 15:49:44,785 INFO L78 Accepts]: Start accepts. Automaton has 4816 states and 6645 transitions. Word has length 209 [2022-07-21 15:49:44,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:44,786 INFO L495 AbstractCegarLoop]: Abstraction has 4816 states and 6645 transitions. [2022-07-21 15:49:44,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-07-21 15:49:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 6645 transitions. [2022-07-21 15:49:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-07-21 15:49:44,788 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:44,788 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:44,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:44,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:44,991 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:44,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:44,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1119569989, now seen corresponding path program 1 times [2022-07-21 15:49:44,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:44,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [696035489] [2022-07-21 15:49:44,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:44,995 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:44,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:44,997 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:44,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-07-21 15:49:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:50,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 3439 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-21 15:49:50,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-07-21 15:49:51,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:51,021 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:51,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [696035489] [2022-07-21 15:49:51,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [696035489] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:51,021 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:51,021 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:49:51,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351457815] [2022-07-21 15:49:51,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:51,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:49:51,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:51,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:49:51,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:51,022 INFO L87 Difference]: Start difference. First operand 4816 states and 6645 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-07-21 15:49:52,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:52,460 INFO L93 Difference]: Finished difference Result 4818 states and 6646 transitions. [2022-07-21 15:49:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:49:52,460 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 177 [2022-07-21 15:49:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:52,474 INFO L225 Difference]: With dead ends: 4818 [2022-07-21 15:49:52,474 INFO L226 Difference]: Without dead ends: 4816 [2022-07-21 15:49:52,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:49:52,477 INFO L413 NwaCegarLoop]: 5080 mSDtfsCounter, 125 mSDsluCounter, 15102 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 20182 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:52,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 20182 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 15:49:52,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-07-21 15:49:52,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4816. [2022-07-21 15:49:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4816 states, 3260 states have (on average 1.2760736196319018) internal successors, (4160), 3397 states have internal predecessors, (4160), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4816 states to 4816 states and 6644 transitions. [2022-07-21 15:49:52,731 INFO L78 Accepts]: Start accepts. Automaton has 4816 states and 6644 transitions. Word has length 177 [2022-07-21 15:49:52,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:52,732 INFO L495 AbstractCegarLoop]: Abstraction has 4816 states and 6644 transitions. [2022-07-21 15:49:52,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-07-21 15:49:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 6644 transitions. [2022-07-21 15:49:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-07-21 15:49:52,733 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:52,734 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:52,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:52,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:52,959 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:52,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:52,960 INFO L85 PathProgramCache]: Analyzing trace with hash -454792610, now seen corresponding path program 1 times [2022-07-21 15:49:52,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:52,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868135065] [2022-07-21 15:49:52,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:52,963 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:52,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:52,964 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:52,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-07-21 15:49:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:49:57,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 3080 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:49:57,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:49:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:49:58,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:49:58,331 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:49:58,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [868135065] [2022-07-21 15:49:58,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [868135065] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:49:58,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:49:58,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:49:58,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381613268] [2022-07-21 15:49:58,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:49:58,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:49:58,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:49:58,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:49:58,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:49:58,332 INFO L87 Difference]: Start difference. First operand 4816 states and 6644 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-21 15:49:58,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:49:58,604 INFO L93 Difference]: Finished difference Result 4816 states and 6644 transitions. [2022-07-21 15:49:58,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:49:58,604 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 149 [2022-07-21 15:49:58,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:49:58,617 INFO L225 Difference]: With dead ends: 4816 [2022-07-21 15:49:58,617 INFO L226 Difference]: Without dead ends: 4814 [2022-07-21 15:49:58,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:49:58,620 INFO L413 NwaCegarLoop]: 5051 mSDtfsCounter, 4914 mSDsluCounter, 5049 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4916 SdHoareTripleChecker+Valid, 10100 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:49:58,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4916 Valid, 10100 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:49:58,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-07-21 15:49:58,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 4814. [2022-07-21 15:49:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4814 states, 3259 states have (on average 1.2758514881865604) internal successors, (4158), 3395 states have internal predecessors, (4158), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:49:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 4814 states and 6642 transitions. [2022-07-21 15:49:58,885 INFO L78 Accepts]: Start accepts. Automaton has 4814 states and 6642 transitions. Word has length 149 [2022-07-21 15:49:58,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:49:58,886 INFO L495 AbstractCegarLoop]: Abstraction has 4814 states and 6642 transitions. [2022-07-21 15:49:58,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-07-21 15:49:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4814 states and 6642 transitions. [2022-07-21 15:49:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-07-21 15:49:58,888 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:49:58,888 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:49:58,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-07-21 15:49:59,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:49:59,111 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:49:59,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:49:59,112 INFO L85 PathProgramCache]: Analyzing trace with hash 179438010, now seen corresponding path program 1 times [2022-07-21 15:49:59,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:49:59,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1858683799] [2022-07-21 15:49:59,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:49:59,115 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:49:59,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:49:59,116 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:49:59,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-07-21 15:50:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:50:03,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 3089 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 15:50:03,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:50:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-07-21 15:50:04,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 15:50:04,724 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 15:50:04,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1858683799] [2022-07-21 15:50:04,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1858683799] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:50:04,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:50:04,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:50:04,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516791789] [2022-07-21 15:50:04,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:50:04,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:50:04,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 15:50:04,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:50:04,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:50:04,725 INFO L87 Difference]: Start difference. First operand 4814 states and 6642 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-21 15:50:05,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:50:05,050 INFO L93 Difference]: Finished difference Result 4814 states and 6642 transitions. [2022-07-21 15:50:05,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:50:05,051 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 155 [2022-07-21 15:50:05,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:50:05,064 INFO L225 Difference]: With dead ends: 4814 [2022-07-21 15:50:05,064 INFO L226 Difference]: Without dead ends: 4812 [2022-07-21 15:50:05,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:50:05,066 INFO L413 NwaCegarLoop]: 5049 mSDtfsCounter, 4906 mSDsluCounter, 5047 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4908 SdHoareTripleChecker+Valid, 10096 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:50:05,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4908 Valid, 10096 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:50:05,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4812 states. [2022-07-21 15:50:05,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4812 to 4812. [2022-07-21 15:50:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4812 states, 3258 states have (on average 1.2756292203806017) internal successors, (4156), 3393 states have internal predecessors, (4156), 1238 states have call successors, (1238), 312 states have call predecessors, (1238), 306 states have return successors, (1246), 1206 states have call predecessors, (1246), 1236 states have call successors, (1246) [2022-07-21 15:50:05,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4812 states to 4812 states and 6640 transitions. [2022-07-21 15:50:05,335 INFO L78 Accepts]: Start accepts. Automaton has 4812 states and 6640 transitions. Word has length 155 [2022-07-21 15:50:05,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:50:05,336 INFO L495 AbstractCegarLoop]: Abstraction has 4812 states and 6640 transitions. [2022-07-21 15:50:05,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-07-21 15:50:05,336 INFO L276 IsEmpty]: Start isEmpty. Operand 4812 states and 6640 transitions. [2022-07-21 15:50:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-07-21 15:50:05,338 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:50:05,338 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:50:05,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2022-07-21 15:50:05,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 15:50:05,552 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-07-21 15:50:05,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:50:05,552 INFO L85 PathProgramCache]: Analyzing trace with hash 2056294761, now seen corresponding path program 1 times [2022-07-21 15:50:05,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 15:50:05,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184412985] [2022-07-21 15:50:05,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:50:05,555 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 15:50:05,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 15:50:05,556 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 15:50:05,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process