./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--usb--musb--musb_hdrc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 06:54:13,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:54:13,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:54:13,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:54:13,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:54:13,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:54:13,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:54:13,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:54:13,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:54:13,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:54:13,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:54:13,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:54:13,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:54:13,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:54:13,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:54:13,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:54:13,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:54:13,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:54:13,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:54:13,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:54:13,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:54:13,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:54:13,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:54:13,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:54:13,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:54:13,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:54:13,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:54:13,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:54:13,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:54:13,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:54:13,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:54:13,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:54:13,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:54:13,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:54:13,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:54:13,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:54:13,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:54:13,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:54:13,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:54:13,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:54:13,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:54:13,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:54:13,646 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:54:13,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:54:13,647 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:54:13,647 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:54:13,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:54:13,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:54:13,648 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:54:13,649 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:54:13,649 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:54:13,649 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:54:13,649 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:54:13,649 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:54:13,650 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:54:13,650 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:54:13,650 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:54:13,650 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:54:13,650 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:54:13,650 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:54:13,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:54:13,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:54:13,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:54:13,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:54:13,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:54:13,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:54:13,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:54:13,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:54:13,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:54:13,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:54:13,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:54:13,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:54:13,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:54:13,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:54:13,656 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:54:13,656 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 [2022-11-19 06:54:13,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:54:13,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:54:13,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:54:13,986 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:54:13,991 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:54:13,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-19 06:54:14,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/data/636e5c388/b521f8cd9e64433bb99b1a559e6b3209/FLAGc25655a02 [2022-11-19 06:54:15,189 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:54:15,190 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-19 06:54:15,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/data/636e5c388/b521f8cd9e64433bb99b1a559e6b3209/FLAGc25655a02 [2022-11-19 06:54:15,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/data/636e5c388/b521f8cd9e64433bb99b1a559e6b3209 [2022-11-19 06:54:15,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:54:15,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:54:15,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:54:15,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:54:15,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:54:15,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:54:15" (1/1) ... [2022-11-19 06:54:15,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42cc777a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:15, skipping insertion in model container [2022-11-19 06:54:15,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:54:15" (1/1) ... [2022-11-19 06:54:15,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:54:15,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:54:24,738 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2022-11-19 06:54:24,745 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2022-11-19 06:54:24,746 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2022-11-19 06:54:24,754 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2022-11-19 06:54:24,757 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2022-11-19 06:54:24,757 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2022-11-19 06:54:24,764 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2022-11-19 06:54:24,765 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2022-11-19 06:54:24,765 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2022-11-19 06:54:24,766 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2022-11-19 06:54:24,766 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2022-11-19 06:54:24,767 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2022-11-19 06:54:24,767 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2022-11-19 06:54:24,768 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2022-11-19 06:54:24,768 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2022-11-19 06:54:24,769 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2022-11-19 06:54:24,769 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2022-11-19 06:54:24,770 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2022-11-19 06:54:24,771 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2022-11-19 06:54:24,772 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2022-11-19 06:54:24,773 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2022-11-19 06:54:24,773 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2022-11-19 06:54:24,775 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2022-11-19 06:54:24,776 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2022-11-19 06:54:24,777 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2022-11-19 06:54:24,777 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2022-11-19 06:54:24,778 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2022-11-19 06:54:24,779 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2022-11-19 06:54:24,781 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2022-11-19 06:54:24,785 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2022-11-19 06:54:24,786 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2022-11-19 06:54:24,789 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2022-11-19 06:54:24,789 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2022-11-19 06:54:24,790 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2022-11-19 06:54:24,791 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2022-11-19 06:54:24,791 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2022-11-19 06:54:24,792 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2022-11-19 06:54:24,792 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2022-11-19 06:54:24,793 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2022-11-19 06:54:24,793 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2022-11-19 06:54:24,794 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2022-11-19 06:54:24,794 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2022-11-19 06:54:24,794 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2022-11-19 06:54:24,795 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2022-11-19 06:54:24,795 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2022-11-19 06:54:24,796 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2022-11-19 06:54:24,800 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2022-11-19 06:54:24,800 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2022-11-19 06:54:24,802 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2022-11-19 06:54:24,802 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2022-11-19 06:54:24,803 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2022-11-19 06:54:24,804 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2022-11-19 06:54:24,805 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2022-11-19 06:54:24,805 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2022-11-19 06:54:24,806 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2022-11-19 06:54:24,806 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2022-11-19 06:54:24,807 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2022-11-19 06:54:24,807 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2022-11-19 06:54:24,807 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2022-11-19 06:54:24,808 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2022-11-19 06:54:24,809 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2022-11-19 06:54:24,809 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2022-11-19 06:54:24,810 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2022-11-19 06:54:24,810 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2022-11-19 06:54:24,811 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2022-11-19 06:54:24,811 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2022-11-19 06:54:24,812 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2022-11-19 06:54:24,812 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2022-11-19 06:54:24,813 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2022-11-19 06:54:24,813 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2022-11-19 06:54:24,813 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2022-11-19 06:54:24,814 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2022-11-19 06:54:24,814 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2022-11-19 06:54:24,815 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2022-11-19 06:54:24,815 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2022-11-19 06:54:24,815 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2022-11-19 06:54:24,816 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2022-11-19 06:54:24,816 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2022-11-19 06:54:24,817 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2022-11-19 06:54:24,818 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2022-11-19 06:54:24,819 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2022-11-19 06:54:24,819 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2022-11-19 06:54:24,820 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2022-11-19 06:54:24,820 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2022-11-19 06:54:24,821 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2022-11-19 06:54:24,822 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2022-11-19 06:54:24,822 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2022-11-19 06:54:24,823 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2022-11-19 06:54:24,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:54:24,917 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:54:25,861 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2022-11-19 06:54:25,866 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2022-11-19 06:54:25,866 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2022-11-19 06:54:25,867 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2022-11-19 06:54:25,867 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2022-11-19 06:54:25,868 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2022-11-19 06:54:25,868 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2022-11-19 06:54:25,868 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2022-11-19 06:54:25,869 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2022-11-19 06:54:25,869 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2022-11-19 06:54:25,870 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2022-11-19 06:54:25,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2022-11-19 06:54:25,871 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2022-11-19 06:54:25,872 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2022-11-19 06:54:25,872 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2022-11-19 06:54:25,873 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2022-11-19 06:54:25,873 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2022-11-19 06:54:25,874 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2022-11-19 06:54:25,874 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2022-11-19 06:54:25,874 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2022-11-19 06:54:25,875 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2022-11-19 06:54:25,875 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2022-11-19 06:54:25,876 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2022-11-19 06:54:25,877 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2022-11-19 06:54:25,877 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2022-11-19 06:54:25,878 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2022-11-19 06:54:25,878 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2022-11-19 06:54:25,879 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2022-11-19 06:54:25,880 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2022-11-19 06:54:25,880 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2022-11-19 06:54:25,881 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2022-11-19 06:54:25,882 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2022-11-19 06:54:25,882 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2022-11-19 06:54:25,884 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2022-11-19 06:54:25,884 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2022-11-19 06:54:25,885 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2022-11-19 06:54:25,885 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2022-11-19 06:54:25,886 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2022-11-19 06:54:25,887 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2022-11-19 06:54:25,887 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2022-11-19 06:54:25,888 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2022-11-19 06:54:25,889 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2022-11-19 06:54:25,889 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2022-11-19 06:54:25,890 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2022-11-19 06:54:25,890 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2022-11-19 06:54:25,891 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2022-11-19 06:54:25,891 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2022-11-19 06:54:25,892 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2022-11-19 06:54:25,892 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2022-11-19 06:54:25,893 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2022-11-19 06:54:25,893 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2022-11-19 06:54:25,893 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2022-11-19 06:54:25,894 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2022-11-19 06:54:25,894 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2022-11-19 06:54:25,895 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2022-11-19 06:54:25,896 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2022-11-19 06:54:25,899 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2022-11-19 06:54:25,900 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2022-11-19 06:54:25,900 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2022-11-19 06:54:25,901 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2022-11-19 06:54:25,902 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2022-11-19 06:54:25,903 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2022-11-19 06:54:25,905 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2022-11-19 06:54:25,905 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2022-11-19 06:54:25,910 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2022-11-19 06:54:25,916 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2022-11-19 06:54:25,917 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2022-11-19 06:54:25,918 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2022-11-19 06:54:25,918 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2022-11-19 06:54:25,918 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2022-11-19 06:54:25,919 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2022-11-19 06:54:25,919 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2022-11-19 06:54:25,920 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2022-11-19 06:54:25,920 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2022-11-19 06:54:25,920 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2022-11-19 06:54:25,921 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2022-11-19 06:54:25,921 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2022-11-19 06:54:25,921 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2022-11-19 06:54:25,923 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2022-11-19 06:54:25,924 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2022-11-19 06:54:25,924 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2022-11-19 06:54:25,925 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2022-11-19 06:54:25,926 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2022-11-19 06:54:25,926 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2022-11-19 06:54:25,927 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2022-11-19 06:54:25,927 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2022-11-19 06:54:25,927 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2022-11-19 06:54:25,928 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2022-11-19 06:54:25,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:54:26,408 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:54:26,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26 WrapperNode [2022-11-19 06:54:26,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:54:26,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:54:26,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:54:26,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:54:26,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:26,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,174 INFO L138 Inliner]: procedures = 982, calls = 10326, calls flagged for inlining = 465, calls inlined = 372, statements flattened = 15958 [2022-11-19 06:54:27,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:54:27,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:54:27,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:54:27,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:54:27,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,873 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:27,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:28,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:54:28,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:54:28,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:54:28,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:54:28,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (1/1) ... [2022-11-19 06:54:28,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:54:28,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:54:28,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:54:28,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_enable [2022-11-19 06:54:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_enable [2022-11-19 06:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-19 06:54:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-19 06:54:28,276 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_get_qh [2022-11-19 06:54:28,276 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_get_qh [2022-11-19 06:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-19 06:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_srp [2022-11-19 06:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_srp [2022-11-19 06:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure musb_vbus_show [2022-11-19 06:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_vbus_show [2022-11-19 06:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2022-11-19 06:54:28,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u8~0~TO~$Pointer$ [2022-11-19 06:54:28,277 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2022-11-19 06:54:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2022-11-19 06:54:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_fifo_status [2022-11-19 06:54:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_fifo_status [2022-11-19 06:54:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 06:54:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 06:54:28,278 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_off [2022-11-19 06:54:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_off [2022-11-19 06:54:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_ep0_flush_fifo [2022-11-19 06:54:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_ep0_flush_fifo [2022-11-19 06:54:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 06:54:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 06:54:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_txstate [2022-11-19 06:54:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_txstate [2022-11-19 06:54:28,279 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-11-19 06:54:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-11-19 06:54:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:54:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:54:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-19 06:54:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-19 06:54:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_restart [2022-11-19 06:54:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_restart [2022-11-19 06:54:28,280 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_disconnect [2022-11-19 06:54:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_disconnect [2022-11-19 06:54:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_start [2022-11-19 06:54:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_start [2022-11-19 06:54:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_wakeup [2022-11-19 06:54:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_wakeup [2022-11-19 06:54:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_setup [2022-11-19 06:54:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_setup [2022-11-19 06:54:28,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 06:54:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 06:54:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure musb_test_mode_write [2022-11-19 06:54:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_test_mode_write [2022-11-19 06:54:28,282 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:54:28,282 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:54:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_disable [2022-11-19 06:54:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_disable [2022-11-19 06:54:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_controller_stop [2022-11-19 06:54:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_controller_stop [2022-11-19 06:54:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 06:54:28,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 06:54:28,283 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bus_suspend [2022-11-19 06:54:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bus_suspend [2022-11-19 06:54:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 06:54:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 06:54:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:54:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 06:54:28,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 06:54:28,284 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_setup [2022-11-19 06:54:28,285 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_setup [2022-11-19 06:54:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-11-19 06:54:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-11-19 06:54:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 06:54:28,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 06:54:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_to_musb [2022-11-19 06:54:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_to_musb [2022-11-19 06:54:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 06:54:28,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 06:54:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_vbus_draw [2022-11-19 06:54:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_vbus_draw [2022-11-19 06:54:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure musb_suspend [2022-11-19 06:54:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_suspend [2022-11-19 06:54:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:54:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure musb_exit_debugfs [2022-11-19 06:54:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_exit_debugfs [2022-11-19 06:54:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 06:54:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 06:54:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:54:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 06:54:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 06:54:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:54:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:54:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:54:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfifoadd [2022-11-19 06:54:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfifoadd [2022-11-19 06:54:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure to_musb_ep [2022-11-19 06:54:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure to_musb_ep [2022-11-19 06:54:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_otg_state_string [2022-11-19 06:54:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_otg_state_string [2022-11-19 06:54:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 06:54:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 06:54:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure musb_otg_timer_func [2022-11-19 06:54:28,294 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_otg_timer_func [2022-11-19 06:54:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure musb_save_toggle [2022-11-19 06:54:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_save_toggle [2022-11-19 06:54:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 06:54:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 06:54:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start_urb [2022-11-19 06:54:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start_urb [2022-11-19 06:54:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure ep_config_from_table [2022-11-19 06:54:28,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_config_from_table [2022-11-19 06:54:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure musb_load_testpacket [2022-11-19 06:54:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_load_testpacket [2022-11-19 06:54:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfunaddr [2022-11-19 06:54:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfunaddr [2022-11-19 06:54:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_13_2 [2022-11-19 06:54:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_13_2 [2022-11-19 06:54:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-19 06:54:28,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-19 06:54:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_get_frame_number [2022-11-19 06:54:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_get_frame_number [2022-11-19 06:54:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txhubaddr [2022-11-19 06:54:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txhubaddr [2022-11-19 06:54:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:54:28,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:54:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_disable [2022-11-19 06:54:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_disable [2022-11-19 06:54:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-19 06:54:28,298 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-19 06:54:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free_temp_buffer [2022-11-19 06:54:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free_temp_buffer [2022-11-19 06:54:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxhubaddr [2022-11-19 06:54:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxhubaddr [2022-11-19 06:54:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:54:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2022-11-19 06:54:28,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2022-11-19 06:54:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_dequeue [2022-11-19 06:54:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_dequeue [2022-11-19 06:54:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-19 06:54:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-19 06:54:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_target_reg_base [2022-11-19 06:54:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_target_reg_base [2022-11-19 06:54:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure musb_init_controller [2022-11-19 06:54:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_init_controller [2022-11-19 06:54:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 06:54:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 06:54:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_map_urb_for_dma [2022-11-19 06:54:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_map_urb_for_dma [2022-11-19 06:54:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:54:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:54:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure musb_stop [2022-11-19 06:54:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_stop [2022-11-19 06:54:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-11-19 06:54:28,302 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-11-19 06:54:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 06:54:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 06:54:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 06:54:28,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 06:54:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:54:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-11-19 06:54:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-11-19 06:54:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 06:54:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 06:54:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 06:54:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 06:54:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure musb_restore_context [2022-11-19 06:54:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_restore_context [2022-11-19 06:54:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure next_request [2022-11-19 06:54:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure next_request [2022-11-19 06:54:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:54:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure dma_channel_status [2022-11-19 06:54:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_channel_status [2022-11-19 06:54:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_exit [2022-11-19 06:54:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_exit [2022-11-19 06:54:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-19 06:54:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_dequeue [2022-11-19 06:54:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_dequeue [2022-11-19 06:54:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:54:28,306 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:54:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-19 06:54:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-19 06:54:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_fifo [2022-11-19 06:54:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_fifo [2022-11-19 06:54:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_ep0_irq [2022-11-19 06:54:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_ep0_irq [2022-11-19 06:54:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-19 06:54:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-19 06:54:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure musb_dma_completion [2022-11-19 06:54:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_dma_completion [2022-11-19 06:54:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure next_urb [2022-11-19 06:54:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure next_urb [2022-11-19 06:54:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 06:54:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 06:54:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2022-11-19 06:54:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2022-11-19 06:54:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_stop [2022-11-19 06:54:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_stop [2022-11-19 06:54:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_self_powered [2022-11-19 06:54:28,309 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_self_powered [2022-11-19 06:54:28,309 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bulk_nak_timeout [2022-11-19 06:54:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bulk_nak_timeout [2022-11-19 06:54:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 06:54:28,313 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 06:54:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_fifo [2022-11-19 06:54:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_fifo [2022-11-19 06:54:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure musb_advance_schedule [2022-11-19 06:54:28,314 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_advance_schedule [2022-11-19 06:54:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 06:54:28,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 06:54:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure musb_runtime_suspend [2022-11-19 06:54:28,316 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_runtime_suspend [2022-11-19 06:54:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 06:54:28,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 06:54:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_disable [2022-11-19 06:54:28,316 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_disable [2022-11-19 06:54:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_musb [2022-11-19 06:54:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_musb [2022-11-19 06:54:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure txstate [2022-11-19 06:54:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure txstate [2022-11-19 06:54:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_on [2022-11-19 06:54:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_on [2022-11-19 06:54:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_cleanup [2022-11-19 06:54:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_cleanup [2022-11-19 06:54:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:54:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2022-11-19 06:54:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2022-11-19 06:54:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:54:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:54:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2022-11-19 06:54:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2022-11-19 06:54:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_96 [2022-11-19 06:54:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_96 [2022-11-19 06:54:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_program [2022-11-19 06:54:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_program [2022-11-19 06:54:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_musb [2022-11-19 06:54:28,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_musb [2022-11-19 06:54:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2022-11-19 06:54:28,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2022-11-19 06:54:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-19 06:54:28,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-19 06:54:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_enable [2022-11-19 06:54:28,321 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_enable [2022-11-19 06:54:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2022-11-19 06:54:28,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2022-11-19 06:54:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure musb_mode_show [2022-11-19 06:54:28,321 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_mode_show [2022-11-19 06:54:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure strstarts [2022-11-19 06:54:28,321 INFO L138 BoogieDeclarations]: Found implementation of procedure strstarts [2022-11-19 06:54:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rxstate [2022-11-19 06:54:28,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rxstate [2022-11-19 06:54:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2022-11-19 06:54:28,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2022-11-19 06:54:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-19 06:54:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure device_init_wakeup [2022-11-19 06:54:28,322 INFO L138 BoogieDeclarations]: Found implementation of procedure device_init_wakeup [2022-11-19 06:54:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txhubport [2022-11-19 06:54:28,323 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txhubport [2022-11-19 06:54:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure musb_tx_dma_program [2022-11-19 06:54:28,323 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_tx_dma_program [2022-11-19 06:54:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure musb_generic_disable [2022-11-19 06:54:28,323 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_generic_disable [2022-11-19 06:54:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_enable [2022-11-19 06:54:28,324 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_enable [2022-11-19 06:54:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_dma_buffer [2022-11-19 06:54:28,324 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_dma_buffer [2022-11-19 06:54:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-19 06:54:28,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-19 06:54:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 06:54:28,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 06:54:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 06:54:28,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 06:54:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_set_mode [2022-11-19 06:54:28,325 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_set_mode [2022-11-19 06:54:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_halt [2022-11-19 06:54:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_halt [2022-11-19 06:54:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_irq [2022-11-19 06:54:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_irq [2022-11-19 06:54:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:54:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:54:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure forward_to_driver [2022-11-19 06:54:28,326 INFO L138 BoogieDeclarations]: Found implementation of procedure forward_to_driver [2022-11-19 06:54:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_flush_rxfifo [2022-11-19 06:54:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_flush_rxfifo [2022-11-19 06:54:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-19 06:54:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-19 06:54:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_try_idle [2022-11-19 06:54:28,327 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_try_idle [2022-11-19 06:54:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure init_peripheral_ep [2022-11-19 06:54:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure init_peripheral_ep [2022-11-19 06:54:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfifosz [2022-11-19 06:54:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfifosz [2022-11-19 06:54:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure musb_remove [2022-11-19 06:54:28,328 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_remove [2022-11-19 06:54:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_txfunaddr [2022-11-19 06:54:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_txfunaddr [2022-11-19 06:54:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2022-11-19 06:54:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2022-11-19 06:54:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 06:54:28,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 06:54:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 06:54:28,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 06:54:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2022-11-19 06:54:28,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2022-11-19 06:54:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure musb_hub_status_data [2022-11-19 06:54:28,330 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_hub_status_data [2022-11-19 06:54:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 06:54:28,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 06:54:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-11-19 06:54:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-11-19 06:54:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free [2022-11-19 06:54:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free [2022-11-19 06:54:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 06:54:28,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 06:54:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 06:54:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 06:54:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-19 06:54:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-19 06:54:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:54:28,332 INFO L130 BoogieDeclarations]: Found specification of procedure musb_cleanup_urb [2022-11-19 06:54:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_cleanup_urb [2022-11-19 06:54:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~TO~~u32~0 [2022-11-19 06:54:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~TO~~u32~0 [2022-11-19 06:54:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure ep_config_from_hw [2022-11-19 06:54:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_config_from_hw [2022-11-19 06:54:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_peripheral [2022-11-19 06:54:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_peripheral [2022-11-19 06:54:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:54:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:54:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 06:54:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 06:54:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-11-19 06:54:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure musb_resume [2022-11-19 06:54:28,334 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_resume [2022-11-19 06:54:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:54:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 06:54:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 06:54:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure service_zero_data_request [2022-11-19 06:54:28,335 INFO L138 BoogieDeclarations]: Found implementation of procedure service_zero_data_request [2022-11-19 06:54:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_set_qh [2022-11-19 06:54:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_set_qh [2022-11-19 06:54:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 06:54:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 06:54:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_abort [2022-11-19 06:54:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_abort [2022-11-19 06:54:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:54:28,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 06:54:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 06:54:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_fifo_flush [2022-11-19 06:54:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_fifo_flush [2022-11-19 06:54:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure musb_hnp_stop [2022-11-19 06:54:28,337 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_hnp_stop [2022-11-19 06:54:28,337 INFO L130 BoogieDeclarations]: Found specification of procedure dma_controller_destroy [2022-11-19 06:54:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_controller_destroy [2022-11-19 06:54:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_reset [2022-11-19 06:54:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_reset [2022-11-19 06:54:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 06:54:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 06:54:28,338 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_pullup [2022-11-19 06:54:28,338 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_pullup [2022-11-19 06:54:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:54:28,339 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:54:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-19 06:54:28,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-19 06:54:28,339 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_tx_flush_fifo [2022-11-19 06:54:28,339 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_tx_flush_fifo [2022-11-19 06:54:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:54:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:54:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 06:54:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 06:54:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2022-11-19 06:54:28,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2022-11-19 06:54:28,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2022-11-19 06:54:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2022-11-19 06:54:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 06:54:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 06:54:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 06:54:28,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 06:54:28,341 INFO L130 BoogieDeclarations]: Found specification of procedure first_qh [2022-11-19 06:54:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure first_qh [2022-11-19 06:54:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-11-19 06:54:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-11-19 06:54:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-19 06:54:28,342 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-19 06:54:28,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 06:54:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 06:54:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure nuke [2022-11-19 06:54:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure nuke [2022-11-19 06:54:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start [2022-11-19 06:54:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start [2022-11-19 06:54:28,343 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_rx [2022-11-19 06:54:28,343 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_rx [2022-11-19 06:54:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2022-11-19 06:54:28,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2022-11-19 06:54:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-19 06:54:28,344 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-19 06:54:28,344 INFO L130 BoogieDeclarations]: Found specification of procedure musb_runtime_resume [2022-11-19 06:54:28,344 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_runtime_resume [2022-11-19 06:54:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_streq [2022-11-19 06:54:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_streq [2022-11-19 06:54:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u16~0 [2022-11-19 06:54:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u16~0 [2022-11-19 06:54:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_rx [2022-11-19 06:54:28,345 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_rx [2022-11-19 06:54:28,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:54:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:54:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:54:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:54:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2022-11-19 06:54:28,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2022-11-19 06:54:28,346 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_stop [2022-11-19 06:54:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_stop [2022-11-19 06:54:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_tx [2022-11-19 06:54:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_tx [2022-11-19 06:54:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_packet_rx [2022-11-19 06:54:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_packet_rx [2022-11-19 06:54:28,347 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-19 06:54:28,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-19 06:54:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure decode_ep0stage [2022-11-19 06:54:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_ep0stage [2022-11-19 06:54:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2022-11-19 06:54:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2022-11-19 06:54:28,348 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_halt [2022-11-19 06:54:28,348 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_halt [2022-11-19 06:54:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 06:54:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 06:54:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bus_resume [2022-11-19 06:54:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bus_resume [2022-11-19 06:54:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-19 06:54:28,349 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-19 06:54:28,349 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-19 06:54:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-19 06:54:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure musb_alloc_request [2022-11-19 06:54:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_alloc_request [2022-11-19 06:54:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure musb_read_ulpi_buscontrol [2022-11-19 06:54:28,350 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_read_ulpi_buscontrol [2022-11-19 06:54:28,350 INFO L130 BoogieDeclarations]: Found specification of procedure stop_activity [2022-11-19 06:54:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_activity [2022-11-19 06:54:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_halt [2022-11-19 06:54:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_halt [2022-11-19 06:54:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_musb [2022-11-19 06:54:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_musb [2022-11-19 06:54:28,351 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_configure_channel [2022-11-19 06:54:28,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_configure_channel [2022-11-19 06:54:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfifoadd [2022-11-19 06:54:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfifoadd [2022-11-19 06:54:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:54:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:54:28,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:54:28,352 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-19 06:54:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-19 06:54:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure musb_port_suspend [2022-11-19 06:54:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_port_suspend [2022-11-19 06:54:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure musb_port_reset [2022-11-19 06:54:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_port_reset [2022-11-19 06:54:28,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 06:54:28,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 06:54:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2022-11-19 06:54:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2022-11-19 06:54:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-19 06:54:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-19 06:54:28,354 INFO L130 BoogieDeclarations]: Found specification of procedure musb_probe [2022-11-19 06:54:28,354 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_probe [2022-11-19 06:54:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_tx [2022-11-19 06:54:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_tx [2022-11-19 06:54:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_cleanup [2022-11-19 06:54:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_cleanup [2022-11-19 06:54:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2022-11-19 06:54:28,355 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2022-11-19 06:54:28,355 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2022-11-19 06:54:28,356 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2022-11-19 06:54:28,356 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_musb [2022-11-19 06:54:28,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_musb [2022-11-19 06:54:28,356 INFO L130 BoogieDeclarations]: Found specification of procedure musb_free_request [2022-11-19 06:54:28,356 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_free_request [2022-11-19 06:54:28,356 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_init [2022-11-19 06:54:28,357 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_init [2022-11-19 06:54:28,357 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_start [2022-11-19 06:54:28,357 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_start [2022-11-19 06:54:28,357 INFO L130 BoogieDeclarations]: Found specification of procedure musb_save_context [2022-11-19 06:54:28,357 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_save_context [2022-11-19 06:54:28,357 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_release [2022-11-19 06:54:28,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_release [2022-11-19 06:54:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_giveback [2022-11-19 06:54:28,358 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_giveback [2022-11-19 06:54:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure next_in_request [2022-11-19 06:54:28,358 INFO L138 BoogieDeclarations]: Found implementation of procedure next_in_request [2022-11-19 06:54:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_singular [2022-11-19 06:54:28,358 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_singular [2022-11-19 06:54:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:54:28,375 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_wedge [2022-11-19 06:54:28,375 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_wedge [2022-11-19 06:54:28,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~X~~u16~0~TO~~u32~0 [2022-11-19 06:54:28,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~X~~u16~0~TO~~u32~0 [2022-11-19 06:54:28,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 06:54:28,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 06:54:28,376 INFO L130 BoogieDeclarations]: Found specification of procedure to_musb_request [2022-11-19 06:54:28,376 INFO L138 BoogieDeclarations]: Found implementation of procedure to_musb_request [2022-11-19 06:54:28,376 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-19 06:54:28,376 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-19 06:54:28,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 06:54:28,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 06:54:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxfifosz [2022-11-19 06:54:28,377 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxfifosz [2022-11-19 06:54:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_giveback [2022-11-19 06:54:28,377 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_giveback [2022-11-19 06:54:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_host [2022-11-19 06:54:28,377 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_host [2022-11-19 06:54:28,377 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_get_frame [2022-11-19 06:54:28,378 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_get_frame [2022-11-19 06:54:28,378 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-19 06:54:28,378 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-19 06:54:28,378 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-19 06:54:28,378 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-19 06:54:28,378 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 06:54:28,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 06:54:28,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u16~0~TO~VOID [2022-11-19 06:54:28,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u16~0~TO~VOID [2022-11-19 06:54:28,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 06:54:28,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 06:54:28,379 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:54:28,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:54:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-19 06:54:28,380 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-19 06:54:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure musb_recover_work [2022-11-19 06:54:28,380 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_recover_work [2022-11-19 06:54:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_setup [2022-11-19 06:54:28,380 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_setup [2022-11-19 06:54:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 06:54:28,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 06:54:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-19 06:54:28,381 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-19 06:54:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_ulpi_buscontrol [2022-11-19 06:54:28,381 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_ulpi_buscontrol [2022-11-19 06:54:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure musb_test_mode_open [2022-11-19 06:54:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_test_mode_open [2022-11-19 06:54:28,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:54:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 06:54:28,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_97 [2022-11-19 06:54:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_97 [2022-11-19 06:54:28,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 06:54:28,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 06:54:28,383 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_set_power [2022-11-19 06:54:28,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_set_power [2022-11-19 06:54:28,383 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_set_vbus [2022-11-19 06:54:28,383 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_set_vbus [2022-11-19 06:54:28,383 INFO L130 BoogieDeclarations]: Found specification of procedure musb_write_rxhubport [2022-11-19 06:54:28,383 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_write_rxhubport [2022-11-19 06:54:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure musb_giveback [2022-11-19 06:54:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_giveback [2022-11-19 06:54:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_13 [2022-11-19 06:54:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_13 [2022-11-19 06:54:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-19 06:54:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-19 06:54:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_program [2022-11-19 06:54:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_program [2022-11-19 06:54:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 06:54:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 06:54:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-19 06:54:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-19 06:54:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure musb_shutdown [2022-11-19 06:54:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_shutdown [2022-11-19 06:54:28,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 06:54:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 06:54:28,386 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-19 06:54:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-19 06:54:28,386 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_callback [2022-11-19 06:54:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_callback [2022-11-19 06:54:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 06:54:28,387 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 06:54:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_slave_config [2022-11-19 06:54:28,387 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_slave_config [2022-11-19 06:54:28,387 INFO L130 BoogieDeclarations]: Found specification of procedure musb_regdump_open [2022-11-19 06:54:28,387 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_regdump_open [2022-11-19 06:54:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:54:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:54:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:54:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_terminate_all [2022-11-19 06:54:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_terminate_all [2022-11-19 06:54:28,388 INFO L130 BoogieDeclarations]: Found specification of procedure musb_pullup [2022-11-19 06:54:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_pullup [2022-11-19 06:54:28,389 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_is_compatible [2022-11-19 06:54:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_is_compatible [2022-11-19 06:54:30,610 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:54:30,624 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:54:32,177 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 06:54:55,122 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:55:02,648 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:55:02,649 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-19 06:55:02,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:55:02 BoogieIcfgContainer [2022-11-19 06:55:02,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:55:02,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:55:02,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:55:02,669 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:55:02,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:54:15" (1/3) ... [2022-11-19 06:55:02,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7b363a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:55:02, skipping insertion in model container [2022-11-19 06:55:02,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:54:26" (2/3) ... [2022-11-19 06:55:02,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b7b363a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:55:02, skipping insertion in model container [2022-11-19 06:55:02,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:55:02" (3/3) ... [2022-11-19 06:55:02,673 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2022-11-19 06:55:02,695 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:55:02,695 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-19 06:55:02,842 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:55:02,850 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2579cb25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:55:02,851 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-19 06:55:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 4621 states, 2739 states have (on average 1.298284045271997) internal successors, (3556), 2887 states have internal predecessors, (3556), 1578 states have call successors, (1578), 278 states have call predecessors, (1578), 277 states have return successors, (1567), 1540 states have call predecessors, (1567), 1567 states have call successors, (1567) [2022-11-19 06:55:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-19 06:55:02,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:55:02,879 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:55:02,880 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 26 more)] === [2022-11-19 06:55:02,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:55:02,885 INFO L85 PathProgramCache]: Analyzing trace with hash 500784585, now seen corresponding path program 1 times [2022-11-19 06:55:02,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:55:02,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134350462] [2022-11-19 06:55:02,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:55:02,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:55:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:55:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:55:05,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:55:05,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134350462] [2022-11-19 06:55:05,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134350462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:55:05,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:55:05,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:55:05,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587603723] [2022-11-19 06:55:05,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:55:05,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:55:05,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:55:05,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:55:05,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:55:05,144 INFO L87 Difference]: Start difference. First operand has 4621 states, 2739 states have (on average 1.298284045271997) internal successors, (3556), 2887 states have internal predecessors, (3556), 1578 states have call successors, (1578), 278 states have call predecessors, (1578), 277 states have return successors, (1567), 1540 states have call predecessors, (1567), 1567 states have call successors, (1567) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 06:55:07,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:09,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:16,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:22,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:23,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:26,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:31,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:33,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:34,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:55:34,594 INFO L93 Difference]: Finished difference Result 12096 states and 17933 transitions. [2022-11-19 06:55:34,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:55:34,597 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-19 06:55:34,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:55:34,669 INFO L225 Difference]: With dead ends: 12096 [2022-11-19 06:55:34,670 INFO L226 Difference]: Without dead ends: 7475 [2022-11-19 06:55:34,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:55:34,717 INFO L413 NwaCegarLoop]: 8380 mSDtfsCounter, 5965 mSDsluCounter, 12518 mSDsCounter, 0 mSdLazyCounter, 2890 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5971 SdHoareTripleChecker+Valid, 20898 SdHoareTripleChecker+Invalid, 2897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2890 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:55:34,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5971 Valid, 20898 Invalid, 2897 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2890 Invalid, 7 Unknown, 0 Unchecked, 28.6s Time] [2022-11-19 06:55:34,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7475 states. [2022-11-19 06:55:35,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7475 to 7464. [2022-11-19 06:55:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 4440 states have (on average 1.2783783783783784) internal successors, (5676), 4628 states have internal predecessors, (5676), 2497 states have call successors, (2497), 502 states have call predecessors, (2497), 500 states have return successors, (2496), 2453 states have call predecessors, (2496), 2495 states have call successors, (2496) [2022-11-19 06:55:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 10669 transitions. [2022-11-19 06:55:35,488 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 10669 transitions. Word has length 47 [2022-11-19 06:55:35,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:55:35,489 INFO L495 AbstractCegarLoop]: Abstraction has 7464 states and 10669 transitions. [2022-11-19 06:55:35,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 06:55:35,490 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 10669 transitions. [2022-11-19 06:55:35,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-19 06:55:35,495 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:55:35,496 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:55:35,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:55:35,496 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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 26 more)] === [2022-11-19 06:55:35,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:55:35,497 INFO L85 PathProgramCache]: Analyzing trace with hash 690582845, now seen corresponding path program 1 times [2022-11-19 06:55:35,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:55:35,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394700677] [2022-11-19 06:55:35,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:55:35,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:55:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:55:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:55:37,063 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:55:37,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394700677] [2022-11-19 06:55:37,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394700677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:55:37,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:55:37,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:55:37,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996628999] [2022-11-19 06:55:37,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:55:37,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:55:37,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:55:37,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:55:37,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:55:37,069 INFO L87 Difference]: Start difference. First operand 7464 states and 10669 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 06:55:39,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:41,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:53,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:56,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:55:59,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:55:59,173 INFO L93 Difference]: Finished difference Result 10267 states and 14621 transitions. [2022-11-19 06:55:59,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:55:59,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-19 06:55:59,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:55:59,235 INFO L225 Difference]: With dead ends: 10267 [2022-11-19 06:55:59,235 INFO L226 Difference]: Without dead ends: 10265 [2022-11-19 06:55:59,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:55:59,241 INFO L413 NwaCegarLoop]: 9056 mSDtfsCounter, 5882 mSDsluCounter, 13192 mSDsCounter, 0 mSdLazyCounter, 3130 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5889 SdHoareTripleChecker+Valid, 22248 SdHoareTripleChecker+Invalid, 3134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3130 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:55:59,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5889 Valid, 22248 Invalid, 3134 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3130 Invalid, 4 Unknown, 0 Unchecked, 21.6s Time] [2022-11-19 06:55:59,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10265 states. [2022-11-19 06:55:59,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10265 to 10252. [2022-11-19 06:55:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10252 states, 6104 states have (on average 1.2762123197903015) internal successors, (7790), 6343 states have internal predecessors, (7790), 3410 states have call successors, (3410), 716 states have call predecessors, (3410), 712 states have return successors, (3411), 3349 states have call predecessors, (3411), 3408 states have call successors, (3411) [2022-11-19 06:55:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10252 states to 10252 states and 14611 transitions. [2022-11-19 06:55:59,893 INFO L78 Accepts]: Start accepts. Automaton has 10252 states and 14611 transitions. Word has length 52 [2022-11-19 06:55:59,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:55:59,894 INFO L495 AbstractCegarLoop]: Abstraction has 10252 states and 14611 transitions. [2022-11-19 06:55:59,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 06:55:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 10252 states and 14611 transitions. [2022-11-19 06:55:59,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-19 06:55:59,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:55:59,906 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:55:59,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:55:59,906 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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 26 more)] === [2022-11-19 06:55:59,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:55:59,917 INFO L85 PathProgramCache]: Analyzing trace with hash -97451589, now seen corresponding path program 1 times [2022-11-19 06:55:59,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:55:59,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712047328] [2022-11-19 06:55:59,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:55:59,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:56:00,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:56:01,323 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:56:01,324 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:56:01,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712047328] [2022-11-19 06:56:01,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712047328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:56:01,324 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:56:01,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:56:01,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904530432] [2022-11-19 06:56:01,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:56:01,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:56:01,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:56:01,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:56:01,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:56:01,327 INFO L87 Difference]: Start difference. First operand 10252 states and 14611 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 06:56:03,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:05,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:15,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:17,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:19,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:23,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:24,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:56:24,673 INFO L93 Difference]: Finished difference Result 10265 states and 14619 transitions. [2022-11-19 06:56:24,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:56:24,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-19 06:56:24,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:56:24,732 INFO L225 Difference]: With dead ends: 10265 [2022-11-19 06:56:24,732 INFO L226 Difference]: Without dead ends: 10263 [2022-11-19 06:56:24,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:56:24,746 INFO L413 NwaCegarLoop]: 9051 mSDtfsCounter, 5879 mSDsluCounter, 13187 mSDsCounter, 0 mSdLazyCounter, 3132 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5886 SdHoareTripleChecker+Valid, 22238 SdHoareTripleChecker+Invalid, 3137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3132 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:56:24,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5886 Valid, 22238 Invalid, 3137 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3132 Invalid, 5 Unknown, 0 Unchecked, 22.9s Time] [2022-11-19 06:56:24,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10263 states. [2022-11-19 06:56:25,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10263 to 10250. [2022-11-19 06:56:25,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10250 states, 6103 states have (on average 1.2760937243978372) internal successors, (7788), 6341 states have internal predecessors, (7788), 3410 states have call successors, (3410), 716 states have call predecessors, (3410), 712 states have return successors, (3411), 3349 states have call predecessors, (3411), 3408 states have call successors, (3411) [2022-11-19 06:56:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10250 states to 10250 states and 14609 transitions. [2022-11-19 06:56:25,381 INFO L78 Accepts]: Start accepts. Automaton has 10250 states and 14609 transitions. Word has length 57 [2022-11-19 06:56:25,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:56:25,384 INFO L495 AbstractCegarLoop]: Abstraction has 10250 states and 14609 transitions. [2022-11-19 06:56:25,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 06:56:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 10250 states and 14609 transitions. [2022-11-19 06:56:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-19 06:56:25,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:56:25,388 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:56:25,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:56:25,388 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 26 more)] === [2022-11-19 06:56:25,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:56:25,390 INFO L85 PathProgramCache]: Analyzing trace with hash 919496116, now seen corresponding path program 1 times [2022-11-19 06:56:25,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:56:25,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402016227] [2022-11-19 06:56:25,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:56:25,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:56:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:56:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:56:26,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:56:26,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402016227] [2022-11-19 06:56:26,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402016227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:56:26,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:56:26,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:56:26,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807167760] [2022-11-19 06:56:26,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:56:26,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:56:26,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:56:26,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:56:26,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:56:26,828 INFO L87 Difference]: Start difference. First operand 10250 states and 14609 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 06:56:29,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:31,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:40,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:43,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:47,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:56:47,031 INFO L93 Difference]: Finished difference Result 10263 states and 14617 transitions. [2022-11-19 06:56:47,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:56:47,032 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-19 06:56:47,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:56:47,078 INFO L225 Difference]: With dead ends: 10263 [2022-11-19 06:56:47,078 INFO L226 Difference]: Without dead ends: 10261 [2022-11-19 06:56:47,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:56:47,086 INFO L413 NwaCegarLoop]: 9052 mSDtfsCounter, 5876 mSDsluCounter, 13188 mSDsCounter, 0 mSdLazyCounter, 3130 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5883 SdHoareTripleChecker+Valid, 22240 SdHoareTripleChecker+Invalid, 3134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3130 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:56:47,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5883 Valid, 22240 Invalid, 3134 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3130 Invalid, 4 Unknown, 0 Unchecked, 19.7s Time] [2022-11-19 06:56:47,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10261 states. [2022-11-19 06:56:47,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10261 to 10248. [2022-11-19 06:56:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10248 states, 6102 states have (on average 1.2759750901343823) internal successors, (7786), 6339 states have internal predecessors, (7786), 3410 states have call successors, (3410), 716 states have call predecessors, (3410), 712 states have return successors, (3411), 3349 states have call predecessors, (3411), 3408 states have call successors, (3411) [2022-11-19 06:56:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10248 states to 10248 states and 14607 transitions. [2022-11-19 06:56:47,733 INFO L78 Accepts]: Start accepts. Automaton has 10248 states and 14607 transitions. Word has length 62 [2022-11-19 06:56:47,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:56:47,734 INFO L495 AbstractCegarLoop]: Abstraction has 10248 states and 14607 transitions. [2022-11-19 06:56:47,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 06:56:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 10248 states and 14607 transitions. [2022-11-19 06:56:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-19 06:56:47,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:56:47,737 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-19 06:56:47,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:56:47,738 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 06:56:47,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:56:47,739 INFO L85 PathProgramCache]: Analyzing trace with hash -343278785, now seen corresponding path program 1 times [2022-11-19 06:56:47,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:56:47,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78435609] [2022-11-19 06:56:47,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:56:47,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:56:48,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:56:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 06:56:48,730 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:56:48,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78435609] [2022-11-19 06:56:48,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78435609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:56:48,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:56:48,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:56:48,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314975192] [2022-11-19 06:56:48,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:56:48,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:56:48,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:56:48,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:56:48,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:56:48,734 INFO L87 Difference]: Start difference. First operand 10248 states and 14607 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 06:56:51,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:56:53,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:01,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:03,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:06,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:07,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:57:07,558 INFO L93 Difference]: Finished difference Result 26269 states and 37373 transitions. [2022-11-19 06:57:07,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:57:07,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 72 [2022-11-19 06:57:07,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:57:07,626 INFO L225 Difference]: With dead ends: 26269 [2022-11-19 06:57:07,626 INFO L226 Difference]: Without dead ends: 16037 [2022-11-19 06:57:07,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:57:07,672 INFO L413 NwaCegarLoop]: 9123 mSDtfsCounter, 6164 mSDsluCounter, 4136 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6165 SdHoareTripleChecker+Valid, 13259 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:57:07,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6165 Valid, 13259 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1862 Invalid, 3 Unknown, 0 Unchecked, 18.1s Time] [2022-11-19 06:57:07,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16037 states. [2022-11-19 06:57:08,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16037 to 16025. [2022-11-19 06:57:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16025 states, 9552 states have (on average 1.2737646566164154) internal successors, (12167), 9897 states have internal predecessors, (12167), 5306 states have call successors, (5306), 1149 states have call predecessors, (5306), 1144 states have return successors, (5310), 5212 states have call predecessors, (5310), 5304 states have call successors, (5310) [2022-11-19 06:57:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16025 states to 16025 states and 22783 transitions. [2022-11-19 06:57:08,813 INFO L78 Accepts]: Start accepts. Automaton has 16025 states and 22783 transitions. Word has length 72 [2022-11-19 06:57:08,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:57:08,814 INFO L495 AbstractCegarLoop]: Abstraction has 16025 states and 22783 transitions. [2022-11-19 06:57:08,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 06:57:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 16025 states and 22783 transitions. [2022-11-19 06:57:08,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-19 06:57:08,815 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:57:08,816 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:57:08,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:57:08,816 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 26 more)] === [2022-11-19 06:57:08,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:57:08,817 INFO L85 PathProgramCache]: Analyzing trace with hash 633229643, now seen corresponding path program 1 times [2022-11-19 06:57:08,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:57:08,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048809749] [2022-11-19 06:57:08,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:57:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:57:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:57:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:57:10,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:57:10,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048809749] [2022-11-19 06:57:10,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048809749] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:57:10,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:57:10,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:57:10,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313362523] [2022-11-19 06:57:10,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:57:10,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:57:10,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:57:10,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:57:10,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:57:10,121 INFO L87 Difference]: Start difference. First operand 16025 states and 22783 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 06:57:12,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:14,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:24,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:27,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:30,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:57:30,384 INFO L93 Difference]: Finished difference Result 16038 states and 22791 transitions. [2022-11-19 06:57:30,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:57:30,385 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2022-11-19 06:57:30,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:57:30,459 INFO L225 Difference]: With dead ends: 16038 [2022-11-19 06:57:30,459 INFO L226 Difference]: Without dead ends: 16036 [2022-11-19 06:57:30,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:57:30,471 INFO L413 NwaCegarLoop]: 9046 mSDtfsCounter, 5868 mSDsluCounter, 13182 mSDsCounter, 0 mSdLazyCounter, 3130 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5875 SdHoareTripleChecker+Valid, 22228 SdHoareTripleChecker+Invalid, 3134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3130 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:57:30,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5875 Valid, 22228 Invalid, 3134 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3130 Invalid, 4 Unknown, 0 Unchecked, 19.6s Time] [2022-11-19 06:57:30,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16036 states. [2022-11-19 06:57:31,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16036 to 16023. [2022-11-19 06:57:31,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16023 states, 9551 states have (on average 1.2736886189927756) internal successors, (12165), 9895 states have internal predecessors, (12165), 5306 states have call successors, (5306), 1149 states have call predecessors, (5306), 1144 states have return successors, (5310), 5212 states have call predecessors, (5310), 5304 states have call successors, (5310) [2022-11-19 06:57:31,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16023 states to 16023 states and 22781 transitions. [2022-11-19 06:57:31,631 INFO L78 Accepts]: Start accepts. Automaton has 16023 states and 22781 transitions. Word has length 67 [2022-11-19 06:57:31,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:57:31,632 INFO L495 AbstractCegarLoop]: Abstraction has 16023 states and 22781 transitions. [2022-11-19 06:57:31,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 06:57:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 16023 states and 22781 transitions. [2022-11-19 06:57:31,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 06:57:31,633 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:57:31,634 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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] [2022-11-19 06:57:31,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 06:57:31,634 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 06:57:31,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:57:31,635 INFO L85 PathProgramCache]: Analyzing trace with hash -90111781, now seen corresponding path program 1 times [2022-11-19 06:57:31,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:57:31,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379565788] [2022-11-19 06:57:31,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:57:31,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:57:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:57:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-19 06:57:32,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:57:32,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379565788] [2022-11-19 06:57:32,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379565788] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:57:32,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831990409] [2022-11-19 06:57:32,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:57:32,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:57:32,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:57:32,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:57:32,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 06:57:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:57:35,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 9153 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:57:35,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:57:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 06:57:36,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:57:36,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831990409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:57:36,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:57:36,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-19 06:57:36,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338837974] [2022-11-19 06:57:36,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:57:36,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:57:36,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:57:36,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:57:36,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:57:36,134 INFO L87 Difference]: Start difference. First operand 16023 states and 22781 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 06:57:38,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:40,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:48,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:51,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:53,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:57:54,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:57:54,803 INFO L93 Difference]: Finished difference Result 34995 states and 49737 transitions. [2022-11-19 06:57:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:57:54,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 77 [2022-11-19 06:57:54,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:57:54,898 INFO L225 Difference]: With dead ends: 34995 [2022-11-19 06:57:54,898 INFO L226 Difference]: Without dead ends: 18988 [2022-11-19 06:57:55,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:57:55,136 INFO L413 NwaCegarLoop]: 9112 mSDtfsCounter, 6127 mSDsluCounter, 4136 mSDsCounter, 0 mSdLazyCounter, 1856 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6129 SdHoareTripleChecker+Valid, 13248 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1856 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:57:55,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6129 Valid, 13248 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1856 Invalid, 4 Unknown, 0 Unchecked, 17.9s Time] [2022-11-19 06:57:55,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18988 states. [2022-11-19 06:57:56,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18988 to 18974. [2022-11-19 06:57:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18974 states, 11314 states have (on average 1.273112957397914) internal successors, (14404), 11714 states have internal predecessors, (14404), 6281 states have call successors, (6281), 1364 states have call predecessors, (6281), 1358 states have return successors, (6286), 6169 states have call predecessors, (6286), 6279 states have call successors, (6286) [2022-11-19 06:57:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18974 states to 18974 states and 26971 transitions. [2022-11-19 06:57:56,198 INFO L78 Accepts]: Start accepts. Automaton has 18974 states and 26971 transitions. Word has length 77 [2022-11-19 06:57:56,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:57:56,199 INFO L495 AbstractCegarLoop]: Abstraction has 18974 states and 26971 transitions. [2022-11-19 06:57:56,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 06:57:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 18974 states and 26971 transitions. [2022-11-19 06:57:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-19 06:57:56,201 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:57:56,201 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:57:56,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 06:57:56,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153a294-5ed1-401b-b665-450c9e432fdc/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:57:56,423 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 26 more)] === [2022-11-19 06:57:56,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:57:56,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1220944037, now seen corresponding path program 1 times [2022-11-19 06:57:56,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:57:56,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909131943] [2022-11-19 06:57:56,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:57:56,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:57:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:57:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:57:57,654 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:57:57,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909131943] [2022-11-19 06:57:57,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909131943] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:57:57,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:57:57,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:57:57,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547886135] [2022-11-19 06:57:57,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:57:57,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:57:57,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:57:57,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:57:57,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:57:57,657 INFO L87 Difference]: Start difference. First operand 18974 states and 26971 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 06:58:00,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:05,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:12,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:15,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:17,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:19,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:23,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:26,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:28,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:58:28,460 INFO L93 Difference]: Finished difference Result 21978 states and 31224 transitions. [2022-11-19 06:58:28,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:58:28,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2022-11-19 06:58:28,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:58:28,551 INFO L225 Difference]: With dead ends: 21978 [2022-11-19 06:58:28,551 INFO L226 Difference]: Without dead ends: 21976 [2022-11-19 06:58:28,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:58:28,566 INFO L413 NwaCegarLoop]: 8553 mSDtfsCounter, 6166 mSDsluCounter, 12689 mSDsCounter, 0 mSdLazyCounter, 2935 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6169 SdHoareTripleChecker+Valid, 21242 SdHoareTripleChecker+Invalid, 2942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2935 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:58:28,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6169 Valid, 21242 Invalid, 2942 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2935 Invalid, 7 Unknown, 0 Unchecked, 30.0s Time] [2022-11-19 06:58:28,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21976 states. [2022-11-19 06:58:29,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21976 to 21966. [2022-11-19 06:58:29,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21966 states, 13104 states have (on average 1.272664835164835) internal successors, (16677), 13560 states have internal predecessors, (16677), 7266 states have call successors, (7266), 1582 states have call predecessors, (7266), 1576 states have return successors, (7274), 7138 states have call predecessors, (7274), 7264 states have call successors, (7274) [2022-11-19 06:58:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21966 states to 21966 states and 31217 transitions. [2022-11-19 06:58:29,866 INFO L78 Accepts]: Start accepts. Automaton has 21966 states and 31217 transitions. Word has length 72 [2022-11-19 06:58:29,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:58:29,867 INFO L495 AbstractCegarLoop]: Abstraction has 21966 states and 31217 transitions. [2022-11-19 06:58:29,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 06:58:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 21966 states and 31217 transitions. [2022-11-19 06:58:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 06:58:29,869 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:58:29,869 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:58:29,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 06:58:29,870 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 26 more)] === [2022-11-19 06:58:29,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:58:29,870 INFO L85 PathProgramCache]: Analyzing trace with hash 929334287, now seen corresponding path program 1 times [2022-11-19 06:58:29,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:58:29,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863223960] [2022-11-19 06:58:29,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:58:29,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:58:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:58:30,958 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:58:30,959 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:58:30,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863223960] [2022-11-19 06:58:30,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863223960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:58:30,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:58:30,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:58:30,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995560032] [2022-11-19 06:58:30,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:58:30,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:58:30,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:58:30,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:58:30,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:58:30,962 INFO L87 Difference]: Start difference. First operand 21966 states and 31217 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:58:33,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:35,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:45,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:47,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:49,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:52,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:54,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:58:59,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:01,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:04,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:59:04,503 INFO L93 Difference]: Finished difference Result 34721 states and 49874 transitions. [2022-11-19 06:59:04,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:59:04,504 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2022-11-19 06:59:04,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:59:04,670 INFO L225 Difference]: With dead ends: 34721 [2022-11-19 06:59:04,670 INFO L226 Difference]: Without dead ends: 34719 [2022-11-19 06:59:04,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:59:04,687 INFO L413 NwaCegarLoop]: 9582 mSDtfsCounter, 6115 mSDsluCounter, 15499 mSDsCounter, 0 mSdLazyCounter, 3404 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6117 SdHoareTripleChecker+Valid, 25081 SdHoareTripleChecker+Invalid, 3413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3404 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:59:04,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6117 Valid, 25081 Invalid, 3413 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3404 Invalid, 8 Unknown, 0 Unchecked, 31.9s Time] [2022-11-19 06:59:04,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34719 states. [2022-11-19 06:59:06,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34719 to 34533. [2022-11-19 06:59:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34533 states, 20600 states have (on average 1.2737864077669903) internal successors, (26240), 21324 states have internal predecessors, (26240), 11468 states have call successors, (11468), 2459 states have call predecessors, (11468), 2445 states have return successors, (11956), 11251 states have call predecessors, (11956), 11466 states have call successors, (11956) [2022-11-19 06:59:07,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34533 states to 34533 states and 49664 transitions. [2022-11-19 06:59:07,130 INFO L78 Accepts]: Start accepts. Automaton has 34533 states and 49664 transitions. Word has length 77 [2022-11-19 06:59:07,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:59:07,130 INFO L495 AbstractCegarLoop]: Abstraction has 34533 states and 49664 transitions. [2022-11-19 06:59:07,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 06:59:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 34533 states and 49664 transitions. [2022-11-19 06:59:07,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-19 06:59:07,133 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:59:07,133 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:59:07,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 06:59:07,134 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 26 more)] === [2022-11-19 06:59:07,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:59:07,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1115247686, now seen corresponding path program 1 times [2022-11-19 06:59:07,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:59:07,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844624441] [2022-11-19 06:59:07,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:59:07,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:59:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:59:08,714 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:59:08,714 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:59:08,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844624441] [2022-11-19 06:59:08,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844624441] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:59:08,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:59:08,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:59:08,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651598919] [2022-11-19 06:59:08,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:59:08,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:59:08,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:59:08,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:59:08,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:59:08,717 INFO L87 Difference]: Start difference. First operand 34533 states and 49664 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 06:59:11,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:13,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:23,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:25,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:26,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:28,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:31,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:33,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:35,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:59:35,957 INFO L93 Difference]: Finished difference Result 34549 states and 49675 transitions. [2022-11-19 06:59:35,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:59:35,958 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2022-11-19 06:59:35,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:59:36,079 INFO L225 Difference]: With dead ends: 34549 [2022-11-19 06:59:36,079 INFO L226 Difference]: Without dead ends: 34547 [2022-11-19 06:59:36,093 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:59:36,094 INFO L413 NwaCegarLoop]: 9107 mSDtfsCounter, 6115 mSDsluCounter, 13239 mSDsCounter, 0 mSdLazyCounter, 3137 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6119 SdHoareTripleChecker+Valid, 22346 SdHoareTripleChecker+Invalid, 3142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3137 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:59:36,095 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6119 Valid, 22346 Invalid, 3142 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3137 Invalid, 5 Unknown, 0 Unchecked, 25.8s Time] [2022-11-19 06:59:36,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34547 states. [2022-11-19 06:59:37,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34547 to 34531. [2022-11-19 06:59:37,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34531 states, 20599 states have (on average 1.2737511529685908) internal successors, (26238), 21322 states have internal predecessors, (26238), 11468 states have call successors, (11468), 2459 states have call predecessors, (11468), 2445 states have return successors, (11956), 11251 states have call predecessors, (11956), 11466 states have call successors, (11956) [2022-11-19 06:59:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34531 states to 34531 states and 49662 transitions. [2022-11-19 06:59:38,045 INFO L78 Accepts]: Start accepts. Automaton has 34531 states and 49662 transitions. Word has length 82 [2022-11-19 06:59:38,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:59:38,045 INFO L495 AbstractCegarLoop]: Abstraction has 34531 states and 49662 transitions. [2022-11-19 06:59:38,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 06:59:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 34531 states and 49662 transitions. [2022-11-19 06:59:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-19 06:59:38,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:59:38,047 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 06:59:38,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 06:59:38,048 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 26 more)] === [2022-11-19 06:59:38,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:59:38,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1989130013, now seen corresponding path program 1 times [2022-11-19 06:59:38,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:59:38,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747751661] [2022-11-19 06:59:38,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:59:38,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:59:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:59:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 06:59:39,125 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:59:39,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747751661] [2022-11-19 06:59:39,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747751661] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:59:39,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:59:39,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:59:39,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233201524] [2022-11-19 06:59:39,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:59:39,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:59:39,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:59:39,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:59:39,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:59:39,128 INFO L87 Difference]: Start difference. First operand 34531 states and 49662 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 06:59:41,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:43,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:54,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:57,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:59:59,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:00,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:03,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:05,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:07,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:00:07,374 INFO L93 Difference]: Finished difference Result 34547 states and 49673 transitions. [2022-11-19 07:00:07,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:00:07,375 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-19 07:00:07,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:00:07,478 INFO L225 Difference]: With dead ends: 34547 [2022-11-19 07:00:07,478 INFO L226 Difference]: Without dead ends: 34545 [2022-11-19 07:00:07,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:00:07,488 INFO L413 NwaCegarLoop]: 9102 mSDtfsCounter, 6107 mSDsluCounter, 13238 mSDsCounter, 0 mSdLazyCounter, 3137 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6111 SdHoareTripleChecker+Valid, 22340 SdHoareTripleChecker+Invalid, 3142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3137 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:00:07,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6111 Valid, 22340 Invalid, 3142 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3137 Invalid, 5 Unknown, 0 Unchecked, 26.6s Time] [2022-11-19 07:00:07,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34545 states. [2022-11-19 07:00:09,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34545 to 34529. [2022-11-19 07:00:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34529 states, 20598 states have (on average 1.2737158947470628) internal successors, (26236), 21320 states have internal predecessors, (26236), 11468 states have call successors, (11468), 2459 states have call predecessors, (11468), 2445 states have return successors, (11956), 11251 states have call predecessors, (11956), 11466 states have call successors, (11956) [2022-11-19 07:00:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34529 states to 34529 states and 49660 transitions. [2022-11-19 07:00:09,295 INFO L78 Accepts]: Start accepts. Automaton has 34529 states and 49660 transitions. Word has length 84 [2022-11-19 07:00:09,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:00:09,296 INFO L495 AbstractCegarLoop]: Abstraction has 34529 states and 49660 transitions. [2022-11-19 07:00:09,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:00:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 34529 states and 49660 transitions. [2022-11-19 07:00:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-19 07:00:09,298 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:09,299 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 07:00:09,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 07:00:09,299 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 26 more)] === [2022-11-19 07:00:09,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:09,299 INFO L85 PathProgramCache]: Analyzing trace with hash 998273805, now seen corresponding path program 1 times [2022-11-19 07:00:09,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:09,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450218598] [2022-11-19 07:00:09,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:09,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:00:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:00:10,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:00:10,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450218598] [2022-11-19 07:00:10,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450218598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:00:10,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:00:10,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:00:10,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872741190] [2022-11-19 07:00:10,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:00:10,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:00:10,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:00:10,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:00:10,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:00:10,513 INFO L87 Difference]: Start difference. First operand 34529 states and 49660 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:00:12,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:14,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:16,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:22,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:28,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:30,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:32,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:34,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:38,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:41,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:00:41,512 INFO L93 Difference]: Finished difference Result 37356 states and 53644 transitions. [2022-11-19 07:00:41,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:00:41,514 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 89 [2022-11-19 07:00:41,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:00:41,629 INFO L225 Difference]: With dead ends: 37356 [2022-11-19 07:00:41,629 INFO L226 Difference]: Without dead ends: 37354 [2022-11-19 07:00:41,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:00:41,643 INFO L413 NwaCegarLoop]: 8470 mSDtfsCounter, 5880 mSDsluCounter, 12606 mSDsCounter, 0 mSdLazyCounter, 2921 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5887 SdHoareTripleChecker+Valid, 21076 SdHoareTripleChecker+Invalid, 2927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2921 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:00:41,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5887 Valid, 21076 Invalid, 2927 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2921 Invalid, 6 Unknown, 0 Unchecked, 29.1s Time] [2022-11-19 07:00:41,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37354 states. [2022-11-19 07:00:43,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37354 to 37338. [2022-11-19 07:00:43,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37338 states, 22276 states have (on average 1.2734781827976298) internal successors, (28368), 23049 states have internal predecessors, (28368), 12387 states have call successors, (12387), 2674 states have call predecessors, (12387), 2658 states have return successors, (12876), 12154 states have call predecessors, (12876), 12385 states have call successors, (12876) [2022-11-19 07:00:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37338 states to 37338 states and 53631 transitions. [2022-11-19 07:00:43,837 INFO L78 Accepts]: Start accepts. Automaton has 37338 states and 53631 transitions. Word has length 89 [2022-11-19 07:00:43,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:00:43,838 INFO L495 AbstractCegarLoop]: Abstraction has 37338 states and 53631 transitions. [2022-11-19 07:00:43,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:00:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 37338 states and 53631 transitions. [2022-11-19 07:00:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 07:00:43,840 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:00:43,840 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 07:00:43,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 07:00:43,840 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 26 more)] === [2022-11-19 07:00:43,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:00:43,841 INFO L85 PathProgramCache]: Analyzing trace with hash -274725185, now seen corresponding path program 1 times [2022-11-19 07:00:43,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:00:43,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223951136] [2022-11-19 07:00:43,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:00:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:00:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:00:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:00:44,796 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:00:44,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223951136] [2022-11-19 07:00:44,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223951136] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:00:44,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:00:44,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:00:44,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756656516] [2022-11-19 07:00:44,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:00:44,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:00:44,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:00:44,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:00:44,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:00:44,798 INFO L87 Difference]: Start difference. First operand 37338 states and 53631 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:00:47,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:00:49,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:02,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:04,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:06,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:08,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:10,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:12,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:16,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:19,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:01:19,235 INFO L93 Difference]: Finished difference Result 37354 states and 53642 transitions. [2022-11-19 07:01:19,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:01:19,236 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-19 07:01:19,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:01:19,354 INFO L225 Difference]: With dead ends: 37354 [2022-11-19 07:01:19,354 INFO L226 Difference]: Without dead ends: 37352 [2022-11-19 07:01:19,370 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:01:19,371 INFO L413 NwaCegarLoop]: 9034 mSDtfsCounter, 5870 mSDsluCounter, 13170 mSDsCounter, 0 mSdLazyCounter, 3140 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5876 SdHoareTripleChecker+Valid, 22204 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3140 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:01:19,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5876 Valid, 22204 Invalid, 3147 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3140 Invalid, 7 Unknown, 0 Unchecked, 32.7s Time] [2022-11-19 07:01:19,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37352 states. [2022-11-19 07:01:21,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37352 to 37336. [2022-11-19 07:01:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37336 states, 22275 states have (on average 1.2734455667789002) internal successors, (28366), 23047 states have internal predecessors, (28366), 12387 states have call successors, (12387), 2674 states have call predecessors, (12387), 2658 states have return successors, (12876), 12154 states have call predecessors, (12876), 12385 states have call successors, (12876) [2022-11-19 07:01:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37336 states to 37336 states and 53629 transitions. [2022-11-19 07:01:21,704 INFO L78 Accepts]: Start accepts. Automaton has 37336 states and 53629 transitions. Word has length 94 [2022-11-19 07:01:21,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:01:21,705 INFO L495 AbstractCegarLoop]: Abstraction has 37336 states and 53629 transitions. [2022-11-19 07:01:21,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:01:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 37336 states and 53629 transitions. [2022-11-19 07:01:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-19 07:01:21,708 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:01:21,708 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-19 07:01:21,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 07:01:21,709 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 26 more)] === [2022-11-19 07:01:21,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:01:21,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1404738647, now seen corresponding path program 1 times [2022-11-19 07:01:21,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:01:21,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559237515] [2022-11-19 07:01:21,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:01:21,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:01:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:01:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:01:22,776 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:01:22,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559237515] [2022-11-19 07:01:22,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559237515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:01:22,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:01:22,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:01:22,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78480573] [2022-11-19 07:01:22,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:01:22,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:01:22,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:01:22,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:01:22,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:01:22,779 INFO L87 Difference]: Start difference. First operand 37336 states and 53629 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:01:26,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:28,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:34,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:41,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:44,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:50,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:01:50,173 INFO L93 Difference]: Finished difference Result 37352 states and 53640 transitions. [2022-11-19 07:01:50,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:01:50,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2022-11-19 07:01:50,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:01:50,280 INFO L225 Difference]: With dead ends: 37352 [2022-11-19 07:01:50,280 INFO L226 Difference]: Without dead ends: 37350 [2022-11-19 07:01:50,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:01:50,292 INFO L413 NwaCegarLoop]: 8465 mSDtfsCounter, 5874 mSDsluCounter, 12601 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5881 SdHoareTripleChecker+Valid, 21066 SdHoareTripleChecker+Invalid, 2925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:01:50,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5881 Valid, 21066 Invalid, 2925 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2920 Invalid, 5 Unknown, 0 Unchecked, 25.0s Time] [2022-11-19 07:01:50,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37350 states. [2022-11-19 07:01:52,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37350 to 37334. [2022-11-19 07:01:52,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37334 states, 22274 states have (on average 1.2734129478315526) internal successors, (28364), 23045 states have internal predecessors, (28364), 12387 states have call successors, (12387), 2674 states have call predecessors, (12387), 2658 states have return successors, (12876), 12154 states have call predecessors, (12876), 12385 states have call successors, (12876) [2022-11-19 07:01:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37334 states to 37334 states and 53627 transitions. [2022-11-19 07:01:52,473 INFO L78 Accepts]: Start accepts. Automaton has 37334 states and 53627 transitions. Word has length 99 [2022-11-19 07:01:52,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:01:52,474 INFO L495 AbstractCegarLoop]: Abstraction has 37334 states and 53627 transitions. [2022-11-19 07:01:52,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:01:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 37334 states and 53627 transitions. [2022-11-19 07:01:52,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-19 07:01:52,476 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:01:52,477 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:01:52,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-19 07:01:52,477 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 26 more)] === [2022-11-19 07:01:52,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:01:52,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1589653357, now seen corresponding path program 1 times [2022-11-19 07:01:52,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:01:52,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157507754] [2022-11-19 07:01:52,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:01:52,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:01:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:01:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-19 07:01:54,501 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:01:54,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157507754] [2022-11-19 07:01:54,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157507754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:01:54,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:01:54,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:01:54,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083891964] [2022-11-19 07:01:54,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:01:54,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:01:54,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:01:54,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:01:54,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:01:54,507 INFO L87 Difference]: Start difference. First operand 37334 states and 53627 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:01:57,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:01:59,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:11,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:14,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:23,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:02:23,065 INFO L93 Difference]: Finished difference Result 58968 states and 85098 transitions. [2022-11-19 07:02:23,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:02:23,066 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2022-11-19 07:02:23,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:02:23,337 INFO L225 Difference]: With dead ends: 58968 [2022-11-19 07:02:23,338 INFO L226 Difference]: Without dead ends: 58966 [2022-11-19 07:02:23,362 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:02:23,363 INFO L413 NwaCegarLoop]: 8449 mSDtfsCounter, 4496 mSDsluCounter, 22579 mSDsCounter, 0 mSdLazyCounter, 4118 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4497 SdHoareTripleChecker+Valid, 31028 SdHoareTripleChecker+Invalid, 4124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4118 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:02:23,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4497 Valid, 31028 Invalid, 4124 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 4118 Invalid, 4 Unknown, 0 Unchecked, 25.0s Time] [2022-11-19 07:02:23,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58966 states. [2022-11-19 07:02:27,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58966 to 58775. [2022-11-19 07:02:27,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58775 states, 34791 states have (on average 1.2556983127820414) internal successors, (43687), 36087 states have internal predecessors, (43687), 19085 states have call successors, (19085), 4898 states have call predecessors, (19085), 4884 states have return successors, (22108), 18565 states have call predecessors, (22108), 19083 states have call successors, (22108) [2022-11-19 07:02:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58775 states to 58775 states and 84880 transitions. [2022-11-19 07:02:27,537 INFO L78 Accepts]: Start accepts. Automaton has 58775 states and 84880 transitions. Word has length 132 [2022-11-19 07:02:27,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:02:27,538 INFO L495 AbstractCegarLoop]: Abstraction has 58775 states and 84880 transitions. [2022-11-19 07:02:27,538 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:02:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 58775 states and 84880 transitions. [2022-11-19 07:02:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-19 07:02:27,539 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:02:27,540 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:02:27,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-19 07:02:27,540 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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 26 more)] === [2022-11-19 07:02:27,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:02:27,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1383099302, now seen corresponding path program 1 times [2022-11-19 07:02:27,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:02:27,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193243370] [2022-11-19 07:02:27,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:27,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:02:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:02:28,949 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:02:28,950 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:02:28,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193243370] [2022-11-19 07:02:28,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193243370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:02:28,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:02:28,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:02:28,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865753973] [2022-11-19 07:02:28,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:02:28,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:02:28,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:02:28,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:02:28,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:02:28,952 INFO L87 Difference]: Start difference. First operand 58775 states and 84880 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:02:31,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:33,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:39,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:47,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:49,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:52,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:54,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:57,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:02:59,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:01,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:05,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:05,370 INFO L93 Difference]: Finished difference Result 58785 states and 84885 transitions. [2022-11-19 07:03:05,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:05,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2022-11-19 07:03:05,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:05,561 INFO L225 Difference]: With dead ends: 58785 [2022-11-19 07:03:05,561 INFO L226 Difference]: Without dead ends: 58783 [2022-11-19 07:03:05,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:05,580 INFO L413 NwaCegarLoop]: 8455 mSDtfsCounter, 6148 mSDsluCounter, 12591 mSDsCounter, 0 mSdLazyCounter, 2920 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6151 SdHoareTripleChecker+Valid, 21046 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2920 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:05,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6151 Valid, 21046 Invalid, 2926 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2920 Invalid, 6 Unknown, 0 Unchecked, 33.4s Time] [2022-11-19 07:03:05,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58783 states. [2022-11-19 07:03:09,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58783 to 58773. [2022-11-19 07:03:09,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58773 states, 34790 states have (on average 1.2556769186547858) internal successors, (43685), 36085 states have internal predecessors, (43685), 19085 states have call successors, (19085), 4898 states have call predecessors, (19085), 4884 states have return successors, (22108), 18565 states have call predecessors, (22108), 19083 states have call successors, (22108) [2022-11-19 07:03:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58773 states to 58773 states and 84878 transitions. [2022-11-19 07:03:09,445 INFO L78 Accepts]: Start accepts. Automaton has 58773 states and 84878 transitions. Word has length 104 [2022-11-19 07:03:09,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:09,446 INFO L495 AbstractCegarLoop]: Abstraction has 58773 states and 84878 transitions. [2022-11-19 07:03:09,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:03:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 58773 states and 84878 transitions. [2022-11-19 07:03:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-19 07:03:09,448 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:09,448 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:09,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-19 07:03:09,449 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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 26 more)] === [2022-11-19 07:03:09,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:09,449 INFO L85 PathProgramCache]: Analyzing trace with hash 497737171, now seen corresponding path program 1 times [2022-11-19 07:03:09,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:09,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465093202] [2022-11-19 07:03:09,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:10,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:10,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465093202] [2022-11-19 07:03:10,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465093202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:10,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:10,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:10,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108078700] [2022-11-19 07:03:10,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:10,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:10,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:10,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:10,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:10,788 INFO L87 Difference]: Start difference. First operand 58773 states and 84878 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:03:14,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:24,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:26,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:30,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:32,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:34,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:36,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:39,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:42,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:03:42,733 INFO L93 Difference]: Finished difference Result 58789 states and 84889 transitions. [2022-11-19 07:03:42,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:03:42,734 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 109 [2022-11-19 07:03:42,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:03:42,935 INFO L225 Difference]: With dead ends: 58789 [2022-11-19 07:03:42,936 INFO L226 Difference]: Without dead ends: 58787 [2022-11-19 07:03:42,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:03:42,955 INFO L413 NwaCegarLoop]: 8384 mSDtfsCounter, 5868 mSDsluCounter, 12520 mSDsCounter, 0 mSdLazyCounter, 2910 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5875 SdHoareTripleChecker+Valid, 20904 SdHoareTripleChecker+Invalid, 2916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2910 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:03:42,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5875 Valid, 20904 Invalid, 2916 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2910 Invalid, 6 Unknown, 0 Unchecked, 29.0s Time] [2022-11-19 07:03:42,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58787 states. [2022-11-19 07:03:47,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58787 to 58771. [2022-11-19 07:03:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58771 states, 34789 states have (on average 1.2556555232975941) internal successors, (43683), 36083 states have internal predecessors, (43683), 19085 states have call successors, (19085), 4898 states have call predecessors, (19085), 4884 states have return successors, (22108), 18565 states have call predecessors, (22108), 19083 states have call successors, (22108) [2022-11-19 07:03:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58771 states to 58771 states and 84876 transitions. [2022-11-19 07:03:47,449 INFO L78 Accepts]: Start accepts. Automaton has 58771 states and 84876 transitions. Word has length 109 [2022-11-19 07:03:47,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:03:47,450 INFO L495 AbstractCegarLoop]: Abstraction has 58771 states and 84876 transitions. [2022-11-19 07:03:47,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:03:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand 58771 states and 84876 transitions. [2022-11-19 07:03:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-19 07:03:47,452 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:03:47,452 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:03:47,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-19 07:03:47,452 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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 26 more)] === [2022-11-19 07:03:47,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:03:47,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1727870552, now seen corresponding path program 1 times [2022-11-19 07:03:47,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:03:47,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493060336] [2022-11-19 07:03:47,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:03:47,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:03:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:03:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:03:48,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:03:48,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493060336] [2022-11-19 07:03:48,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493060336] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:03:48,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:03:48,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:03:48,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656518999] [2022-11-19 07:03:48,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:03:48,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:03:48,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:03:48,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:03:48,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:03:48,729 INFO L87 Difference]: Start difference. First operand 58771 states and 84876 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:03:51,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:03:53,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:05,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:07,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:09,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:11,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:13,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:17,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:21,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:04:21,351 INFO L93 Difference]: Finished difference Result 58784 states and 84884 transitions. [2022-11-19 07:04:21,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:04:21,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-19 07:04:21,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:04:21,555 INFO L225 Difference]: With dead ends: 58784 [2022-11-19 07:04:21,555 INFO L226 Difference]: Without dead ends: 58782 [2022-11-19 07:04:21,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:04:21,574 INFO L413 NwaCegarLoop]: 9097 mSDtfsCounter, 6113 mSDsluCounter, 13233 mSDsCounter, 0 mSdLazyCounter, 3150 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6116 SdHoareTripleChecker+Valid, 22330 SdHoareTripleChecker+Invalid, 3156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3150 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:04:21,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6116 Valid, 22330 Invalid, 3156 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3150 Invalid, 6 Unknown, 0 Unchecked, 29.3s Time] [2022-11-19 07:04:21,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58782 states. [2022-11-19 07:04:25,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58782 to 58769. [2022-11-19 07:04:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58769 states, 34788 states have (on average 1.25563412671036) internal successors, (43681), 36081 states have internal predecessors, (43681), 19085 states have call successors, (19085), 4898 states have call predecessors, (19085), 4884 states have return successors, (22108), 18565 states have call predecessors, (22108), 19083 states have call successors, (22108) [2022-11-19 07:04:25,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58769 states to 58769 states and 84874 transitions. [2022-11-19 07:04:25,889 INFO L78 Accepts]: Start accepts. Automaton has 58769 states and 84874 transitions. Word has length 114 [2022-11-19 07:04:25,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:04:25,890 INFO L495 AbstractCegarLoop]: Abstraction has 58769 states and 84874 transitions. [2022-11-19 07:04:25,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:04:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 58769 states and 84874 transitions. [2022-11-19 07:04:25,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-19 07:04:25,893 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:04:25,893 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:04:25,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-19 07:04:25,894 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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 26 more)] === [2022-11-19 07:04:25,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:04:25,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1176655962, now seen corresponding path program 1 times [2022-11-19 07:04:25,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:04:25,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33814875] [2022-11-19 07:04:25,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:04:25,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:04:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:04:28,442 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:04:28,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:04:28,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33814875] [2022-11-19 07:04:28,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33814875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:04:28,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:04:28,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:04:28,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222903094] [2022-11-19 07:04:28,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:04:28,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:04:28,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:04:28,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:04:28,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:04:28,447 INFO L87 Difference]: Start difference. First operand 58769 states and 84874 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:04:29,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:31,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:33,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:39,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:41,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:49,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:51,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:53,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:55,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:04:57,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:01,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:03,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:07,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:07,515 INFO L93 Difference]: Finished difference Result 58785 states and 84885 transitions. [2022-11-19 07:05:07,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:05:07,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-19 07:05:07,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:07,829 INFO L225 Difference]: With dead ends: 58785 [2022-11-19 07:05:07,829 INFO L226 Difference]: Without dead ends: 58783 [2022-11-19 07:05:07,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:05:07,844 INFO L413 NwaCegarLoop]: 8380 mSDtfsCounter, 5862 mSDsluCounter, 12516 mSDsCounter, 0 mSdLazyCounter, 2907 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5869 SdHoareTripleChecker+Valid, 20896 SdHoareTripleChecker+Invalid, 2917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2907 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:07,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5869 Valid, 20896 Invalid, 2917 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2907 Invalid, 10 Unknown, 0 Unchecked, 35.4s Time] [2022-11-19 07:05:07,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58783 states. [2022-11-19 07:05:12,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58783 to 58767. [2022-11-19 07:05:12,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58767 states, 34787 states have (on average 1.2556127288929773) internal successors, (43679), 36079 states have internal predecessors, (43679), 19085 states have call successors, (19085), 4898 states have call predecessors, (19085), 4884 states have return successors, (22108), 18565 states have call predecessors, (22108), 19083 states have call successors, (22108) [2022-11-19 07:05:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58767 states to 58767 states and 84872 transitions. [2022-11-19 07:05:12,427 INFO L78 Accepts]: Start accepts. Automaton has 58767 states and 84872 transitions. Word has length 119 [2022-11-19 07:05:12,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:12,428 INFO L495 AbstractCegarLoop]: Abstraction has 58767 states and 84872 transitions. [2022-11-19 07:05:12,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:05:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand 58767 states and 84872 transitions. [2022-11-19 07:05:12,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-19 07:05:12,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:12,430 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:12,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-19 07:05:12,430 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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 26 more)] === [2022-11-19 07:05:12,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:12,430 INFO L85 PathProgramCache]: Analyzing trace with hash 336875582, now seen corresponding path program 1 times [2022-11-19 07:05:12,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:12,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435125421] [2022-11-19 07:05:12,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:12,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-19 07:05:14,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:14,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435125421] [2022-11-19 07:05:14,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435125421] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:14,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:14,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:05:14,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137651171] [2022-11-19 07:05:14,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:14,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:05:14,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:14,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:05:14,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:05:14,353 INFO L87 Difference]: Start difference. First operand 58767 states and 84872 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:05:16,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:18,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:28,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:31,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:33,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:35,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:38,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:40,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:46,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:05:46,095 INFO L93 Difference]: Finished difference Result 77926 states and 112408 transitions. [2022-11-19 07:05:46,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:05:46,096 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2022-11-19 07:05:46,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:05:46,374 INFO L225 Difference]: With dead ends: 77926 [2022-11-19 07:05:46,375 INFO L226 Difference]: Without dead ends: 77924 [2022-11-19 07:05:46,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:05:46,398 INFO L413 NwaCegarLoop]: 7038 mSDtfsCounter, 4455 mSDsluCounter, 18227 mSDsCounter, 0 mSdLazyCounter, 3398 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4456 SdHoareTripleChecker+Valid, 25265 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3398 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:05:46,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4456 Valid, 25265 Invalid, 3405 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3398 Invalid, 6 Unknown, 0 Unchecked, 27.1s Time] [2022-11-19 07:05:46,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77924 states. [2022-11-19 07:05:51,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77924 to 77887. [2022-11-19 07:05:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77887 states, 45928 states have (on average 1.2465598327817453) internal successors, (57252), 47685 states have internal predecessors, (57252), 25110 states have call successors, (25110), 6904 states have call predecessors, (25110), 6838 states have return successors, (29997), 24260 states have call predecessors, (29997), 25108 states have call successors, (29997) [2022-11-19 07:05:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77887 states to 77887 states and 112359 transitions. [2022-11-19 07:05:51,464 INFO L78 Accepts]: Start accepts. Automaton has 77887 states and 112359 transitions. Word has length 151 [2022-11-19 07:05:51,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:05:51,465 INFO L495 AbstractCegarLoop]: Abstraction has 77887 states and 112359 transitions. [2022-11-19 07:05:51,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (27), 3 states have call predecessors, (27), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:05:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 77887 states and 112359 transitions. [2022-11-19 07:05:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-19 07:05:51,468 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:05:51,468 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:05:51,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-19 07:05:51,469 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 26 more)] === [2022-11-19 07:05:51,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:05:51,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1639872039, now seen corresponding path program 1 times [2022-11-19 07:05:51,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:05:51,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174454134] [2022-11-19 07:05:51,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:05:51,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:05:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:05:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:05:53,132 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:05:53,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174454134] [2022-11-19 07:05:53,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174454134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:05:53,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:05:53,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:05:53,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316402088] [2022-11-19 07:05:53,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:05:53,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:05:53,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:05:53,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:05:53,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:05:53,137 INFO L87 Difference]: Start difference. First operand 77887 states and 112359 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:05:55,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:05:57,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:07,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:09,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:13,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:15,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:17,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:21,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:06:26,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:06:26,240 INFO L93 Difference]: Finished difference Result 77907 states and 112374 transitions. [2022-11-19 07:06:26,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:06:26,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 124 [2022-11-19 07:06:26,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:06:26,692 INFO L225 Difference]: With dead ends: 77907 [2022-11-19 07:06:26,693 INFO L226 Difference]: Without dead ends: 77905 [2022-11-19 07:06:26,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:06:26,721 INFO L413 NwaCegarLoop]: 9065 mSDtfsCounter, 5852 mSDsluCounter, 13201 mSDsCounter, 0 mSdLazyCounter, 3156 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5858 SdHoareTripleChecker+Valid, 22266 SdHoareTripleChecker+Invalid, 3162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3156 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:06:26,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5858 Valid, 22266 Invalid, 3162 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3156 Invalid, 6 Unknown, 0 Unchecked, 27.9s Time] [2022-11-19 07:06:26,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77905 states.