./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--net--ethernet--amd--amd8111e.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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/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 a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 --- 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 06:50:03,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:50:03,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:50:03,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:50:03,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:50:03,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:50:03,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:50:03,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:50:03,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:50:03,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:50:03,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:50:03,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:50:03,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:50:03,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:50:03,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:50:03,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:50:03,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:50:03,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:50:03,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:50:03,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:50:03,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:50:03,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:50:03,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:50:03,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:50:03,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:50:03,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:50:03,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:50:03,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:50:03,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:50:03,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:50:03,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:50:03,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:50:03,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:50:03,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:50:03,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:50:03,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:50:03,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:50:03,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:50:03,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:50:03,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:50:03,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:50:03,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:50:03,513 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:50:03,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:50:03,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:50:03,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:50:03,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:50:03,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:50:03,516 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:50:03,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:50:03,517 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:50:03,517 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:50:03,518 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:50:03,518 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:50:03,519 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:50:03,519 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:50:03,519 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:50:03,520 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:50:03,520 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:50:03,520 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:50:03,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:50:03,521 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:50:03,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:50:03,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:50:03,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:50:03,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:50:03,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:50:03,523 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:50:03,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:50:03,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:50:03,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:50:03,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:50:03,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:50:03,526 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:50:03,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:50:03,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:50:03,527 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:50:03,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:50:03,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:50:03,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:50:03,528 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2022-11-19 06:50:03,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:50:03,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:50:03,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:50:03,842 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:50:03,843 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:50:03,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-19 06:50:03,935 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/data/9f40ab1f5/d1f48e3fa6ea4140aa7c4cbbe652ec69/FLAGdfd9eaf70 [2022-11-19 06:50:04,810 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:50:04,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-19 06:50:04,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/data/9f40ab1f5/d1f48e3fa6ea4140aa7c4cbbe652ec69/FLAGdfd9eaf70 [2022-11-19 06:50:05,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/data/9f40ab1f5/d1f48e3fa6ea4140aa7c4cbbe652ec69 [2022-11-19 06:50:05,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:50:05,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:50:05,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:50:05,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:50:05,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:50:05,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:50:05" (1/1) ... [2022-11-19 06:50:05,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d646bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:05, skipping insertion in model container [2022-11-19 06:50:05,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:50:05" (1/1) ... [2022-11-19 06:50:05,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:50:05,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:50:09,721 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-19 06:50:09,725 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-19 06:50:09,726 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-19 06:50:09,727 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-19 06:50:09,727 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-19 06:50:09,728 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-19 06:50:09,728 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-19 06:50:09,729 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-19 06:50:09,729 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-19 06:50:09,730 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-19 06:50:09,730 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-19 06:50:09,731 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-19 06:50:09,731 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-19 06:50:09,732 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-19 06:50:09,733 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-19 06:50:09,740 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-19 06:50:09,740 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-19 06:50:09,741 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-19 06:50:09,742 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-19 06:50:09,744 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-19 06:50:09,744 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-19 06:50:09,745 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-19 06:50:09,746 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-19 06:50:09,747 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-19 06:50:09,748 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-19 06:50:09,749 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-19 06:50:09,749 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-19 06:50:09,750 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-19 06:50:09,751 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-19 06:50:09,751 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-19 06:50:09,753 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-19 06:50:09,754 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-19 06:50:09,754 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-19 06:50:09,755 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-19 06:50:09,755 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-19 06:50:09,756 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-19 06:50:09,756 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-19 06:50:09,757 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-19 06:50:09,757 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-19 06:50:09,758 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-19 06:50:09,758 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-19 06:50:09,759 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-19 06:50:09,759 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-19 06:50:09,760 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-19 06:50:09,760 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-19 06:50:09,761 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-19 06:50:09,761 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-19 06:50:09,763 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-19 06:50:09,764 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-19 06:50:09,764 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-19 06:50:09,765 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-19 06:50:09,765 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-19 06:50:09,766 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-19 06:50:09,766 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-19 06:50:09,767 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-19 06:50:09,767 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-19 06:50:09,768 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-19 06:50:09,769 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-19 06:50:09,769 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-19 06:50:09,770 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-19 06:50:09,771 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-19 06:50:09,772 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-19 06:50:09,773 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-19 06:50:09,773 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-19 06:50:09,774 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-19 06:50:09,775 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-19 06:50:09,775 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-19 06:50:09,776 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-19 06:50:09,776 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-19 06:50:09,777 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-19 06:50:09,777 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-19 06:50:09,778 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-19 06:50:09,778 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-19 06:50:09,779 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-19 06:50:09,780 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-19 06:50:09,780 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-19 06:50:09,781 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-19 06:50:09,781 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-19 06:50:09,782 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-19 06:50:09,782 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-19 06:50:09,783 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-19 06:50:09,783 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-19 06:50:09,784 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-19 06:50:09,784 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-19 06:50:09,785 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-19 06:50:09,785 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-19 06:50:09,786 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-19 06:50:09,786 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-19 06:50:09,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:50:09,839 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:50:10,238 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2022-11-19 06:50:10,239 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2022-11-19 06:50:10,240 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2022-11-19 06:50:10,241 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2022-11-19 06:50:10,242 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2022-11-19 06:50:10,247 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2022-11-19 06:50:10,249 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2022-11-19 06:50:10,249 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2022-11-19 06:50:10,250 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2022-11-19 06:50:10,250 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2022-11-19 06:50:10,251 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2022-11-19 06:50:10,251 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2022-11-19 06:50:10,251 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2022-11-19 06:50:10,252 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2022-11-19 06:50:10,252 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2022-11-19 06:50:10,253 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2022-11-19 06:50:10,253 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2022-11-19 06:50:10,253 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2022-11-19 06:50:10,254 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2022-11-19 06:50:10,254 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2022-11-19 06:50:10,255 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2022-11-19 06:50:10,255 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2022-11-19 06:50:10,255 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2022-11-19 06:50:10,256 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2022-11-19 06:50:10,256 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2022-11-19 06:50:10,257 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2022-11-19 06:50:10,258 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2022-11-19 06:50:10,259 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2022-11-19 06:50:10,260 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2022-11-19 06:50:10,260 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2022-11-19 06:50:10,295 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2022-11-19 06:50:10,295 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2022-11-19 06:50:10,296 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2022-11-19 06:50:10,296 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2022-11-19 06:50:10,297 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2022-11-19 06:50:10,297 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2022-11-19 06:50:10,297 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2022-11-19 06:50:10,298 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2022-11-19 06:50:10,298 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2022-11-19 06:50:10,298 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2022-11-19 06:50:10,299 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2022-11-19 06:50:10,299 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2022-11-19 06:50:10,299 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2022-11-19 06:50:10,300 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2022-11-19 06:50:10,300 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2022-11-19 06:50:10,300 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2022-11-19 06:50:10,301 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2022-11-19 06:50:10,301 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2022-11-19 06:50:10,301 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2022-11-19 06:50:10,302 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2022-11-19 06:50:10,302 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2022-11-19 06:50:10,302 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2022-11-19 06:50:10,303 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2022-11-19 06:50:10,303 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2022-11-19 06:50:10,303 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2022-11-19 06:50:10,304 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2022-11-19 06:50:10,304 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2022-11-19 06:50:10,304 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2022-11-19 06:50:10,305 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2022-11-19 06:50:10,305 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2022-11-19 06:50:10,305 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2022-11-19 06:50:10,306 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2022-11-19 06:50:10,306 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2022-11-19 06:50:10,309 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2022-11-19 06:50:10,309 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2022-11-19 06:50:10,315 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2022-11-19 06:50:10,316 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2022-11-19 06:50:10,316 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2022-11-19 06:50:10,321 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2022-11-19 06:50:10,322 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2022-11-19 06:50:10,323 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2022-11-19 06:50:10,323 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2022-11-19 06:50:10,324 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2022-11-19 06:50:10,324 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2022-11-19 06:50:10,324 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2022-11-19 06:50:10,325 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2022-11-19 06:50:10,325 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2022-11-19 06:50:10,326 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2022-11-19 06:50:10,327 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2022-11-19 06:50:10,328 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2022-11-19 06:50:10,328 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2022-11-19 06:50:10,329 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2022-11-19 06:50:10,334 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2022-11-19 06:50:10,335 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2022-11-19 06:50:10,336 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2022-11-19 06:50:10,336 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2022-11-19 06:50:10,337 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2022-11-19 06:50:10,337 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_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2022-11-19 06:50:10,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:50:10,632 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:50:10,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10 WrapperNode [2022-11-19 06:50:10,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:50:10,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:50:10,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:50:10,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:50:10,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:10,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:10,993 INFO L138 Inliner]: procedures = 672, calls = 2071, calls flagged for inlining = 313, calls inlined = 225, statements flattened = 4833 [2022-11-19 06:50:10,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:50:10,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:50:10,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:50:10,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:50:11,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:50:11,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:50:11,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:50:11,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:50:11,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (1/1) ... [2022-11-19 06:50:11,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:50:11,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:50:11,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:50:11,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:50:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 06:50:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 06:50:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 06:50:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 06:50:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2022-11-19 06:50:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2022-11-19 06:50:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-19 06:50:11,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-19 06:50:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-19 06:50:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-19 06:50:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:50:11,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:50:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 06:50:11,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 06:50:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-19 06:50:11,350 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-19 06:50:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 06:50:11,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 06:50:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-19 06:50:11,350 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-19 06:50:11,350 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 06:50:11,350 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 06:50:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 06:50:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 06:50:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 06:50:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 06:50:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-19 06:50:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_amd8111e_priv [2022-11-19 06:50:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 06:50:11,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 06:50:11,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 06:50:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 06:50:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 06:50:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 06:50:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 06:50:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 06:50:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 06:50:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 06:50:11,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 06:50:11,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 06:50:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-19 06:50:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-19 06:50:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 06:50:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 06:50:11,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-19 06:50:11,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-19 06:50:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:50:11,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 06:50:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 06:50:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2022-11-19 06:50:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2022-11-19 06:50:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 06:50:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 06:50:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 06:50:11,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 06:50:11,355 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2022-11-19 06:50:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2022-11-19 06:50:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:50:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2022-11-19 06:50:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2022-11-19 06:50:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 06:50:11,356 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 06:50:11,356 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2022-11-19 06:50:11,357 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2022-11-19 06:50:11,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:50:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 06:50:11,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 06:50:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2022-11-19 06:50:11,361 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2022-11-19 06:50:11,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 06:50:11,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 06:50:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 06:50:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 06:50:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:50:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 06:50:11,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 06:50:11,363 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 06:50:11,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 06:50:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 06:50:11,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 06:50:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 06:50:11,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 06:50:11,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 06:50:11,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 06:50:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 06:50:11,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 06:50:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-19 06:50:11,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-19 06:50:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 06:50:11,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 06:50:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2022-11-19 06:50:11,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2022-11-19 06:50:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 06:50:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 06:50:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2022-11-19 06:50:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2022-11-19 06:50:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 06:50:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 06:50:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:50:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2022-11-19 06:50:11,367 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2022-11-19 06:50:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 06:50:11,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 06:50:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:50:11,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 06:50:11,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 06:50:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 06:50:11,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 06:50:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:50:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:50:11,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:50:11,368 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 06:50:11,368 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 06:50:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2022-11-19 06:50:11,369 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2022-11-19 06:50:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-19 06:50:11,369 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-19 06:50:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:50:11,369 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:50:11,369 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2022-11-19 06:50:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2022-11-19 06:50:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 06:50:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 06:50:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 06:50:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 06:50:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-19 06:50:11,370 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-19 06:50:11,370 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-19 06:50:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-19 06:50:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-19 06:50:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-19 06:50:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-19 06:50:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-19 06:50:11,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:50:11,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:50:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2022-11-19 06:50:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2022-11-19 06:50:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:50:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:50:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:50:11,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:50:11,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 06:50:11,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 06:50:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 06:50:11,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 06:50:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2022-11-19 06:50:11,373 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2022-11-19 06:50:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2022-11-19 06:50:11,373 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2022-11-19 06:50:11,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 06:50:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 06:50:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2022-11-19 06:50:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2022-11-19 06:50:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 06:50:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 06:50:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2022-11-19 06:50:11,374 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2022-11-19 06:50:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-19 06:50:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-19 06:50:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_122 [2022-11-19 06:50:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_122 [2022-11-19 06:50:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-19 06:50:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-19 06:50:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 06:50:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 06:50:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 06:50:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 06:50:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 06:50:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 06:50:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-19 06:50:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-19 06:50:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:50:11,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 06:50:11,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 06:50:11,377 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-19 06:50:11,377 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-19 06:50:11,377 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 06:50:11,378 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 06:50:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:50:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-19 06:50:11,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_amd8111e_priv [2022-11-19 06:50:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2022-11-19 06:50:11,378 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2022-11-19 06:50:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-19 06:50:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-19 06:50:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2022-11-19 06:50:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2022-11-19 06:50:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:50:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2022-11-19 06:50:11,379 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2022-11-19 06:50:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 06:50:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 06:50:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 06:50:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 06:50:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 06:50:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 06:50:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-19 06:50:11,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-19 06:50:11,380 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2022-11-19 06:50:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2022-11-19 06:50:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-19 06:50:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-19 06:50:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 06:50:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 06:50:11,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 06:50:11,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 06:50:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 06:50:11,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 06:50:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 06:50:11,382 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 06:50:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 06:50:11,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 06:50:11,382 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 06:50:11,383 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 06:50:11,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 06:50:11,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 06:50:11,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:50:11,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 06:50:11,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 06:50:11,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:50:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:50:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2022-11-19 06:50:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2022-11-19 06:50:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 06:50:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 06:50:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2022-11-19 06:50:11,384 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2022-11-19 06:50:11,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 06:50:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 06:50:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 06:50:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 06:50:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-19 06:50:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-19 06:50:11,385 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2022-11-19 06:50:11,385 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2022-11-19 06:50:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_127 [2022-11-19 06:50:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_127 [2022-11-19 06:50:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-19 06:50:11,386 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-19 06:50:11,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:50:12,269 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:50:12,273 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:50:12,879 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 06:50:15,840 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:50:16,981 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:50:16,981 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-19 06:50:16,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:50:16 BoogieIcfgContainer [2022-11-19 06:50:16,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:50:16,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:50:16,989 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:50:16,992 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:50:16,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:50:05" (1/3) ... [2022-11-19 06:50:16,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76aef848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:50:16, skipping insertion in model container [2022-11-19 06:50:16,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:50:10" (2/3) ... [2022-11-19 06:50:16,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76aef848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:50:16, skipping insertion in model container [2022-11-19 06:50:16,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:50:16" (3/3) ... [2022-11-19 06:50:16,995 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2022-11-19 06:50:17,015 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:50:17,016 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2022-11-19 06:50:17,140 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:50:17,149 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;@5873b228, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:50:17,149 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2022-11-19 06:50:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand has 1430 states, 779 states have (on average 1.2888318356867778) internal successors, (1004), 842 states have internal predecessors, (1004), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) [2022-11-19 06:50:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-19 06:50:17,167 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:17,168 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 06:50:17,168 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:17,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:17,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1421300206, now seen corresponding path program 1 times [2022-11-19 06:50:17,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:17,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557093826] [2022-11-19 06:50:17,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:17,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:18,153 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 06:50:18,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:18,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557093826] [2022-11-19 06:50:18,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557093826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:18,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:18,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:18,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516408974] [2022-11-19 06:50:18,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:18,168 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:18,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:18,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:18,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:18,209 INFO L87 Difference]: Start difference. First operand has 1430 states, 779 states have (on average 1.2888318356867778) internal successors, (1004), 842 states have internal predecessors, (1004), 512 states have call successors, (512), 112 states have call predecessors, (512), 111 states have return successors, (508), 499 states have call predecessors, (508), 508 states have call successors, (508) 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 06:50:20,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:20,419 INFO L93 Difference]: Finished difference Result 2834 states and 4115 transitions. [2022-11-19 06:50:20,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:20,422 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 06:50:20,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:20,447 INFO L225 Difference]: With dead ends: 2834 [2022-11-19 06:50:20,447 INFO L226 Difference]: Without dead ends: 1415 [2022-11-19 06:50:20,464 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 06:50:20,467 INFO L413 NwaCegarLoop]: 1752 mSDtfsCounter, 1972 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1974 SdHoareTripleChecker+Valid, 3504 SdHoareTripleChecker+Invalid, 478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:20,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 3504 Invalid, 478 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-19 06:50:20,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2022-11-19 06:50:20,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1415. [2022-11-19 06:50:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1415 states, 771 states have (on average 1.2490272373540856) internal successors, (963), 831 states have internal predecessors, (963), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-19 06:50:20,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1415 states and 1977 transitions. [2022-11-19 06:50:20,710 INFO L78 Accepts]: Start accepts. Automaton has 1415 states and 1977 transitions. Word has length 47 [2022-11-19 06:50:20,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:20,712 INFO L495 AbstractCegarLoop]: Abstraction has 1415 states and 1977 transitions. [2022-11-19 06:50:20,712 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 06:50:20,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1977 transitions. [2022-11-19 06:50:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-19 06:50:20,715 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:20,716 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 06:50:20,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:50:20,716 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:20,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:20,717 INFO L85 PathProgramCache]: Analyzing trace with hash 41259197, now seen corresponding path program 1 times [2022-11-19 06:50:20,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:20,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889816509] [2022-11-19 06:50:20,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:20,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:21,199 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 06:50:21,199 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:21,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889816509] [2022-11-19 06:50:21,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889816509] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:21,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:21,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:21,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530240892] [2022-11-19 06:50:21,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:21,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:21,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:21,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:21,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:21,204 INFO L87 Difference]: Start difference. First operand 1415 states and 1977 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 06:50:23,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:23,106 INFO L93 Difference]: Finished difference Result 1415 states and 1977 transitions. [2022-11-19 06:50:23,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:23,107 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 06:50:23,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:23,119 INFO L225 Difference]: With dead ends: 1415 [2022-11-19 06:50:23,119 INFO L226 Difference]: Without dead ends: 1413 [2022-11-19 06:50:23,121 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 06:50:23,124 INFO L413 NwaCegarLoop]: 1736 mSDtfsCounter, 1954 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 3472 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:23,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1956 Valid, 3472 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-19 06:50:23,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1413 states. [2022-11-19 06:50:23,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1413 to 1413. [2022-11-19 06:50:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1413 states, 770 states have (on average 1.248051948051948) internal successors, (961), 829 states have internal predecessors, (961), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-19 06:50:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1413 states and 1975 transitions. [2022-11-19 06:50:23,247 INFO L78 Accepts]: Start accepts. Automaton has 1413 states and 1975 transitions. Word has length 52 [2022-11-19 06:50:23,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:23,248 INFO L495 AbstractCegarLoop]: Abstraction has 1413 states and 1975 transitions. [2022-11-19 06:50:23,248 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 06:50:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1975 transitions. [2022-11-19 06:50:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-19 06:50:23,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:23,255 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 06:50:23,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:50:23,255 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:23,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:23,256 INFO L85 PathProgramCache]: Analyzing trace with hash 304346145, now seen corresponding path program 1 times [2022-11-19 06:50:23,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:23,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693961252] [2022-11-19 06:50:23,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:23,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:23,585 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 06:50:23,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:23,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693961252] [2022-11-19 06:50:23,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693961252] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:23,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:23,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:23,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085854846] [2022-11-19 06:50:23,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:23,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:23,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:23,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:23,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:23,588 INFO L87 Difference]: Start difference. First operand 1413 states and 1975 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 06:50:26,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:26,076 INFO L93 Difference]: Finished difference Result 1413 states and 1975 transitions. [2022-11-19 06:50:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:26,077 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 06:50:26,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:26,086 INFO L225 Difference]: With dead ends: 1413 [2022-11-19 06:50:26,086 INFO L226 Difference]: Without dead ends: 1411 [2022-11-19 06:50:26,087 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 06:50:26,088 INFO L413 NwaCegarLoop]: 1734 mSDtfsCounter, 1951 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1953 SdHoareTripleChecker+Valid, 3468 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:26,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1953 Valid, 3468 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 06:50:26,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2022-11-19 06:50:26,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1411. [2022-11-19 06:50:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1411 states, 769 states have (on average 1.247074122236671) internal successors, (959), 827 states have internal predecessors, (959), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-19 06:50:26,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1411 states and 1973 transitions. [2022-11-19 06:50:26,246 INFO L78 Accepts]: Start accepts. Automaton has 1411 states and 1973 transitions. Word has length 57 [2022-11-19 06:50:26,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:26,247 INFO L495 AbstractCegarLoop]: Abstraction has 1411 states and 1973 transitions. [2022-11-19 06:50:26,247 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 06:50:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1973 transitions. [2022-11-19 06:50:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-19 06:50:26,248 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:26,249 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 06:50:26,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:50:26,249 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:26,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:26,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1459748009, now seen corresponding path program 1 times [2022-11-19 06:50:26,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:26,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411566442] [2022-11-19 06:50:26,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:26,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:26,550 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 06:50:26,550 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:26,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411566442] [2022-11-19 06:50:26,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411566442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:26,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:26,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:26,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043581015] [2022-11-19 06:50:26,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:26,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:26,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:26,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:26,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:26,553 INFO L87 Difference]: Start difference. First operand 1411 states and 1973 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 06:50:27,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:50:29,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:29,484 INFO L93 Difference]: Finished difference Result 1411 states and 1973 transitions. [2022-11-19 06:50:29,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:29,485 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 06:50:29,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:29,493 INFO L225 Difference]: With dead ends: 1411 [2022-11-19 06:50:29,493 INFO L226 Difference]: Without dead ends: 1409 [2022-11-19 06:50:29,494 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 06:50:29,495 INFO L413 NwaCegarLoop]: 1732 mSDtfsCounter, 1948 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1950 SdHoareTripleChecker+Valid, 3464 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:29,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1950 Valid, 3464 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-19 06:50:29,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2022-11-19 06:50:29,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2022-11-19 06:50:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 768 states have (on average 1.24609375) internal successors, (957), 825 states have internal predecessors, (957), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-19 06:50:29,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1971 transitions. [2022-11-19 06:50:29,597 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1971 transitions. Word has length 62 [2022-11-19 06:50:29,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:29,597 INFO L495 AbstractCegarLoop]: Abstraction has 1409 states and 1971 transitions. [2022-11-19 06:50:29,598 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 06:50:29,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1971 transitions. [2022-11-19 06:50:29,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-19 06:50:29,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:29,599 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 06:50:29,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:50:29,600 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:29,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:29,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1320945562, now seen corresponding path program 1 times [2022-11-19 06:50:29,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:29,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930371796] [2022-11-19 06:50:29,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:29,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:29,926 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 06:50:29,926 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:29,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930371796] [2022-11-19 06:50:29,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930371796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:29,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:29,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:29,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710432115] [2022-11-19 06:50:29,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:29,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:29,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:29,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:29,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:29,930 INFO L87 Difference]: Start difference. First operand 1409 states and 1971 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 06:50:32,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:32,223 INFO L93 Difference]: Finished difference Result 1409 states and 1971 transitions. [2022-11-19 06:50:32,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:32,224 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 06:50:32,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:32,233 INFO L225 Difference]: With dead ends: 1409 [2022-11-19 06:50:32,233 INFO L226 Difference]: Without dead ends: 1407 [2022-11-19 06:50:32,234 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 06:50:32,235 INFO L413 NwaCegarLoop]: 1730 mSDtfsCounter, 1945 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1947 SdHoareTripleChecker+Valid, 3460 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:32,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1947 Valid, 3460 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-19 06:50:32,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-11-19 06:50:32,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1407. [2022-11-19 06:50:32,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1407 states, 767 states have (on average 1.245110821382008) internal successors, (955), 823 states have internal predecessors, (955), 508 states have call successors, (508), 111 states have call predecessors, (508), 110 states have return successors, (506), 497 states have call predecessors, (506), 506 states have call successors, (506) [2022-11-19 06:50:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1407 states and 1969 transitions. [2022-11-19 06:50:32,341 INFO L78 Accepts]: Start accepts. Automaton has 1407 states and 1969 transitions. Word has length 67 [2022-11-19 06:50:32,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:32,342 INFO L495 AbstractCegarLoop]: Abstraction has 1407 states and 1969 transitions. [2022-11-19 06:50:32,342 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 06:50:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1969 transitions. [2022-11-19 06:50:32,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-19 06:50:32,343 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:32,343 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 06:50:32,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 06:50:32,345 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:32,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:32,346 INFO L85 PathProgramCache]: Analyzing trace with hash -782446254, now seen corresponding path program 1 times [2022-11-19 06:50:32,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:32,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670600204] [2022-11-19 06:50:32,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:32,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-19 06:50:32,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:32,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670600204] [2022-11-19 06:50:32,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670600204] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:32,583 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:32,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:50:32,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748624554] [2022-11-19 06:50:32,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:32,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:50:32,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:32,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:50:32,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:50:32,585 INFO L87 Difference]: Start difference. First operand 1407 states and 1969 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 06:50:34,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:34,699 INFO L93 Difference]: Finished difference Result 3536 states and 4935 transitions. [2022-11-19 06:50:34,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:50:34,700 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 85 [2022-11-19 06:50:34,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:34,714 INFO L225 Difference]: With dead ends: 3536 [2022-11-19 06:50:34,715 INFO L226 Difference]: Without dead ends: 2147 [2022-11-19 06:50:34,722 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 06:50:34,723 INFO L413 NwaCegarLoop]: 2185 mSDtfsCounter, 1671 mSDsluCounter, 1150 mSDsCounter, 0 mSdLazyCounter, 417 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 3335 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:34,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1671 Valid, 3335 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 417 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-19 06:50:34,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2147 states. [2022-11-19 06:50:34,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2147 to 2137. [2022-11-19 06:50:34,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2137 states, 1155 states have (on average 1.2415584415584415) internal successors, (1434), 1229 states have internal predecessors, (1434), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:34,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 2137 states and 2986 transitions. [2022-11-19 06:50:34,969 INFO L78 Accepts]: Start accepts. Automaton has 2137 states and 2986 transitions. Word has length 85 [2022-11-19 06:50:34,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:34,971 INFO L495 AbstractCegarLoop]: Abstraction has 2137 states and 2986 transitions. [2022-11-19 06:50:34,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 06:50:34,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2986 transitions. [2022-11-19 06:50:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-19 06:50:34,972 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:34,973 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 06:50:34,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 06:50:34,973 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:34,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:34,974 INFO L85 PathProgramCache]: Analyzing trace with hash 402124397, now seen corresponding path program 1 times [2022-11-19 06:50:34,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:34,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720250447] [2022-11-19 06:50:34,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:34,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:35,302 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 06:50:35,302 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:35,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720250447] [2022-11-19 06:50:35,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720250447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:35,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:35,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:35,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940633864] [2022-11-19 06:50:35,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:35,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:35,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:35,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:35,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:35,305 INFO L87 Difference]: Start difference. First operand 2137 states and 2986 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 06:50:37,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:37,121 INFO L93 Difference]: Finished difference Result 2137 states and 2986 transitions. [2022-11-19 06:50:37,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:37,122 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 06:50:37,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:37,138 INFO L225 Difference]: With dead ends: 2137 [2022-11-19 06:50:37,138 INFO L226 Difference]: Without dead ends: 2135 [2022-11-19 06:50:37,139 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 06:50:37,142 INFO L413 NwaCegarLoop]: 1728 mSDtfsCounter, 1942 mSDsluCounter, 1728 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1944 SdHoareTripleChecker+Valid, 3456 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:37,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1944 Valid, 3456 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 06:50:37,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2135 states. [2022-11-19 06:50:37,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2135 to 2135. [2022-11-19 06:50:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2135 states, 1154 states have (on average 1.240901213171577) internal successors, (1432), 1227 states have internal predecessors, (1432), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:37,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 2135 states and 2984 transitions. [2022-11-19 06:50:37,336 INFO L78 Accepts]: Start accepts. Automaton has 2135 states and 2984 transitions. Word has length 72 [2022-11-19 06:50:37,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:37,337 INFO L495 AbstractCegarLoop]: Abstraction has 2135 states and 2984 transitions. [2022-11-19 06:50:37,337 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 06:50:37,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2984 transitions. [2022-11-19 06:50:37,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-19 06:50:37,345 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:37,345 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:50:37,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 06:50:37,345 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:37,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:37,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1855931488, now seen corresponding path program 1 times [2022-11-19 06:50:37,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:37,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183952764] [2022-11-19 06:50:37,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:37,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2022-11-19 06:50:37,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:37,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183952764] [2022-11-19 06:50:37,608 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183952764] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:50:37,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995680705] [2022-11-19 06:50:37,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:37,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:50:37,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:50:37,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:50:37,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 06:50:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:38,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:50:38,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:50:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-19 06:50:38,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:50:38,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995680705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:38,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:50:38,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-19 06:50:38,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089084812] [2022-11-19 06:50:38,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:38,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:50:38,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:38,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:50:38,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 06:50:38,596 INFO L87 Difference]: Start difference. First operand 2135 states and 2984 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 06:50:39,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:39,887 INFO L93 Difference]: Finished difference Result 4248 states and 5936 transitions. [2022-11-19 06:50:39,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:50:39,888 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 90 [2022-11-19 06:50:39,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:39,901 INFO L225 Difference]: With dead ends: 4248 [2022-11-19 06:50:39,901 INFO L226 Difference]: Without dead ends: 2131 [2022-11-19 06:50:39,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 90 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 06:50:39,910 INFO L413 NwaCegarLoop]: 1724 mSDtfsCounter, 1951 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:39,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1951 Valid, 1724 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 06:50:39,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2131 states. [2022-11-19 06:50:40,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2131 to 2131. [2022-11-19 06:50:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2131 states, 1151 states have (on average 1.2397914856646395) internal successors, (1427), 1223 states have internal predecessors, (1427), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 2979 transitions. [2022-11-19 06:50:40,134 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 2979 transitions. Word has length 90 [2022-11-19 06:50:40,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:40,140 INFO L495 AbstractCegarLoop]: Abstraction has 2131 states and 2979 transitions. [2022-11-19 06:50:40,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 06:50:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2979 transitions. [2022-11-19 06:50:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 06:50:40,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:40,145 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 06:50:40,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 06:50:40,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:50:40,356 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:40,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:40,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1215219739, now seen corresponding path program 1 times [2022-11-19 06:50:40,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:40,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854854678] [2022-11-19 06:50:40,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:40,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:40,690 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 06:50:40,690 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:40,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854854678] [2022-11-19 06:50:40,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854854678] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:40,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:40,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:40,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223987561] [2022-11-19 06:50:40,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:40,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:40,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:40,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:40,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:40,692 INFO L87 Difference]: Start difference. First operand 2131 states and 2979 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 06:50:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:42,842 INFO L93 Difference]: Finished difference Result 2131 states and 2979 transitions. [2022-11-19 06:50:42,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:42,843 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 06:50:42,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:42,855 INFO L225 Difference]: With dead ends: 2131 [2022-11-19 06:50:42,856 INFO L226 Difference]: Without dead ends: 2129 [2022-11-19 06:50:42,858 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 06:50:42,859 INFO L413 NwaCegarLoop]: 1721 mSDtfsCounter, 1934 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1936 SdHoareTripleChecker+Valid, 3442 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:42,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1936 Valid, 3442 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-19 06:50:42,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2129 states. [2022-11-19 06:50:43,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2129 to 2129. [2022-11-19 06:50:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2129 states, 1150 states have (on average 1.2391304347826086) internal successors, (1425), 1221 states have internal predecessors, (1425), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 2129 states and 2977 transitions. [2022-11-19 06:50:43,109 INFO L78 Accepts]: Start accepts. Automaton has 2129 states and 2977 transitions. Word has length 77 [2022-11-19 06:50:43,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:43,110 INFO L495 AbstractCegarLoop]: Abstraction has 2129 states and 2977 transitions. [2022-11-19 06:50:43,110 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 06:50:43,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2977 transitions. [2022-11-19 06:50:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-19 06:50:43,112 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:43,112 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 06:50:43,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 06:50:43,113 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:43,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:43,113 INFO L85 PathProgramCache]: Analyzing trace with hash -347364432, now seen corresponding path program 1 times [2022-11-19 06:50:43,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:43,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868815540] [2022-11-19 06:50:43,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:43,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:43,402 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 06:50:43,402 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:43,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868815540] [2022-11-19 06:50:43,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868815540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:43,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:43,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:43,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562776854] [2022-11-19 06:50:43,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:43,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:43,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:43,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:43,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:43,405 INFO L87 Difference]: Start difference. First operand 2129 states and 2977 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 06:50:45,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:45,356 INFO L93 Difference]: Finished difference Result 2129 states and 2977 transitions. [2022-11-19 06:50:45,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:45,357 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 06:50:45,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:45,370 INFO L225 Difference]: With dead ends: 2129 [2022-11-19 06:50:45,370 INFO L226 Difference]: Without dead ends: 2127 [2022-11-19 06:50:45,372 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 06:50:45,373 INFO L413 NwaCegarLoop]: 1719 mSDtfsCounter, 1935 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1937 SdHoareTripleChecker+Valid, 3434 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:45,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1937 Valid, 3434 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-19 06:50:45,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2127 states. [2022-11-19 06:50:45,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2127 to 2127. [2022-11-19 06:50:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2127 states, 1149 states have (on average 1.238468233246301) internal successors, (1423), 1219 states have internal predecessors, (1423), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 2127 states and 2975 transitions. [2022-11-19 06:50:45,714 INFO L78 Accepts]: Start accepts. Automaton has 2127 states and 2975 transitions. Word has length 82 [2022-11-19 06:50:45,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:45,715 INFO L495 AbstractCegarLoop]: Abstraction has 2127 states and 2975 transitions. [2022-11-19 06:50:45,715 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 06:50:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2975 transitions. [2022-11-19 06:50:45,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-19 06:50:45,717 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:45,717 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 06:50:45,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 06:50:45,718 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:45,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:45,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1190379731, now seen corresponding path program 1 times [2022-11-19 06:50:45,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:45,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107017431] [2022-11-19 06:50:45,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:45,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:46,007 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 06:50:46,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:46,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107017431] [2022-11-19 06:50:46,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107017431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:46,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:46,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:46,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570369687] [2022-11-19 06:50:46,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:46,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:46,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:46,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:46,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:46,011 INFO L87 Difference]: Start difference. First operand 2127 states and 2975 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 06:50:48,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:48,396 INFO L93 Difference]: Finished difference Result 2127 states and 2975 transitions. [2022-11-19 06:50:48,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:48,397 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 06:50:48,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:48,411 INFO L225 Difference]: With dead ends: 2127 [2022-11-19 06:50:48,411 INFO L226 Difference]: Without dead ends: 2125 [2022-11-19 06:50:48,413 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 06:50:48,414 INFO L413 NwaCegarLoop]: 1717 mSDtfsCounter, 1927 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1929 SdHoareTripleChecker+Valid, 3434 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:48,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1929 Valid, 3434 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-19 06:50:48,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2125 states. [2022-11-19 06:50:48,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2125 to 2125. [2022-11-19 06:50:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2125 states, 1148 states have (on average 1.2378048780487805) internal successors, (1421), 1217 states have internal predecessors, (1421), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:48,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 2125 states and 2973 transitions. [2022-11-19 06:50:48,689 INFO L78 Accepts]: Start accepts. Automaton has 2125 states and 2973 transitions. Word has length 84 [2022-11-19 06:50:48,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:48,689 INFO L495 AbstractCegarLoop]: Abstraction has 2125 states and 2973 transitions. [2022-11-19 06:50:48,689 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 06:50:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2973 transitions. [2022-11-19 06:50:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-19 06:50:48,691 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:48,691 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 06:50:48,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 06:50:48,692 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:48,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:48,692 INFO L85 PathProgramCache]: Analyzing trace with hash 607982430, now seen corresponding path program 1 times [2022-11-19 06:50:48,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:48,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151652316] [2022-11-19 06:50:48,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:48,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:48,943 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 06:50:48,944 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:48,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151652316] [2022-11-19 06:50:48,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151652316] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:48,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:48,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:48,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180239925] [2022-11-19 06:50:48,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:48,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:48,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:48,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:48,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:48,946 INFO L87 Difference]: Start difference. First operand 2125 states and 2973 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 06:50:50,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:50,988 INFO L93 Difference]: Finished difference Result 2125 states and 2973 transitions. [2022-11-19 06:50:50,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:50,989 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 06:50:50,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:51,003 INFO L225 Difference]: With dead ends: 2125 [2022-11-19 06:50:51,004 INFO L226 Difference]: Without dead ends: 2123 [2022-11-19 06:50:51,006 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 06:50:51,007 INFO L413 NwaCegarLoop]: 1715 mSDtfsCounter, 1926 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1928 SdHoareTripleChecker+Valid, 3430 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:51,007 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1928 Valid, 3430 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-19 06:50:51,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2022-11-19 06:50:51,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 2123. [2022-11-19 06:50:51,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2123 states, 1147 states have (on average 1.2371403661726241) internal successors, (1419), 1215 states have internal predecessors, (1419), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:51,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 2971 transitions. [2022-11-19 06:50:51,250 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 2971 transitions. Word has length 89 [2022-11-19 06:50:51,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:51,250 INFO L495 AbstractCegarLoop]: Abstraction has 2123 states and 2971 transitions. [2022-11-19 06:50:51,251 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 06:50:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2971 transitions. [2022-11-19 06:50:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 06:50:51,252 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:51,252 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 06:50:51,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 06:50:51,253 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:51,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1966334380, now seen corresponding path program 1 times [2022-11-19 06:50:51,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:51,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786119613] [2022-11-19 06:50:51,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:51,551 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 06:50:51,551 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:51,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786119613] [2022-11-19 06:50:51,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786119613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:51,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:51,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:51,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839104720] [2022-11-19 06:50:51,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:51,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:51,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:51,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:51,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:51,554 INFO L87 Difference]: Start difference. First operand 2123 states and 2971 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 06:50:54,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:54,125 INFO L93 Difference]: Finished difference Result 2123 states and 2971 transitions. [2022-11-19 06:50:54,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:54,126 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 06:50:54,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:54,140 INFO L225 Difference]: With dead ends: 2123 [2022-11-19 06:50:54,140 INFO L226 Difference]: Without dead ends: 2121 [2022-11-19 06:50:54,142 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 06:50:54,143 INFO L413 NwaCegarLoop]: 1713 mSDtfsCounter, 1923 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1925 SdHoareTripleChecker+Valid, 3426 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:54,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1925 Valid, 3426 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 06:50:54,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2121 states. [2022-11-19 06:50:54,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2121 to 2121. [2022-11-19 06:50:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 1146 states have (on average 1.236474694589878) internal successors, (1417), 1213 states have internal predecessors, (1417), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2969 transitions. [2022-11-19 06:50:54,391 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2969 transitions. Word has length 94 [2022-11-19 06:50:54,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:54,392 INFO L495 AbstractCegarLoop]: Abstraction has 2121 states and 2969 transitions. [2022-11-19 06:50:54,392 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 06:50:54,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2969 transitions. [2022-11-19 06:50:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-19 06:50:54,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:54,394 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 06:50:54,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 06:50:54,395 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:54,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:54,395 INFO L85 PathProgramCache]: Analyzing trace with hash -2000882643, now seen corresponding path program 1 times [2022-11-19 06:50:54,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:54,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68597712] [2022-11-19 06:50:54,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:54,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:54,696 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 06:50:54,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:54,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68597712] [2022-11-19 06:50:54,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68597712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:54,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:54,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:54,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531474194] [2022-11-19 06:50:54,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:54,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:54,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:54,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:54,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:54,700 INFO L87 Difference]: Start difference. First operand 2121 states and 2969 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 06:50:57,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:50:57,958 INFO L93 Difference]: Finished difference Result 2121 states and 2969 transitions. [2022-11-19 06:50:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:50:57,959 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 06:50:57,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:50:57,974 INFO L225 Difference]: With dead ends: 2121 [2022-11-19 06:50:57,974 INFO L226 Difference]: Without dead ends: 2119 [2022-11-19 06:50:57,976 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 06:50:57,977 INFO L413 NwaCegarLoop]: 1711 mSDtfsCounter, 1920 mSDsluCounter, 1711 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 3422 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:50:57,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1922 Valid, 3422 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-19 06:50:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2119 states. [2022-11-19 06:50:58,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2119 to 2119. [2022-11-19 06:50:58,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2119 states, 1145 states have (on average 1.2358078602620088) internal successors, (1415), 1211 states have internal predecessors, (1415), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:50:58,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 2119 states and 2967 transitions. [2022-11-19 06:50:58,223 INFO L78 Accepts]: Start accepts. Automaton has 2119 states and 2967 transitions. Word has length 99 [2022-11-19 06:50:58,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:50:58,224 INFO L495 AbstractCegarLoop]: Abstraction has 2119 states and 2967 transitions. [2022-11-19 06:50:58,224 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 06:50:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2967 transitions. [2022-11-19 06:50:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-19 06:50:58,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:50:58,227 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 06:50:58,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-19 06:50:58,227 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:50:58,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:50:58,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1529174707, now seen corresponding path program 1 times [2022-11-19 06:50:58,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:50:58,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918837057] [2022-11-19 06:50:58,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:50:58,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:50:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:50:58,647 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 06:50:58,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:50:58,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918837057] [2022-11-19 06:50:58,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918837057] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:50:58,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:50:58,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:50:58,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473750476] [2022-11-19 06:50:58,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:50:58,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:50:58,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:50:58,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:50:58,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:50:58,653 INFO L87 Difference]: Start difference. First operand 2119 states and 2967 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 06:51:01,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:01,338 INFO L93 Difference]: Finished difference Result 2119 states and 2967 transitions. [2022-11-19 06:51:01,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:01,339 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 06:51:01,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:01,351 INFO L225 Difference]: With dead ends: 2119 [2022-11-19 06:51:01,351 INFO L226 Difference]: Without dead ends: 2117 [2022-11-19 06:51:01,353 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 06:51:01,353 INFO L413 NwaCegarLoop]: 1709 mSDtfsCounter, 1917 mSDsluCounter, 1709 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 3418 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:01,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1919 Valid, 3418 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 06:51:01,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2022-11-19 06:51:01,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 2117. [2022-11-19 06:51:01,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2117 states, 1144 states have (on average 1.2351398601398602) internal successors, (1413), 1209 states have internal predecessors, (1413), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:51:01,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 2117 states and 2965 transitions. [2022-11-19 06:51:01,623 INFO L78 Accepts]: Start accepts. Automaton has 2117 states and 2965 transitions. Word has length 104 [2022-11-19 06:51:01,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:01,624 INFO L495 AbstractCegarLoop]: Abstraction has 2117 states and 2965 transitions. [2022-11-19 06:51:01,624 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 06:51:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2965 transitions. [2022-11-19 06:51:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-19 06:51:01,626 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:01,626 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 06:51:01,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-19 06:51:01,627 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:01,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:01,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1955946546, now seen corresponding path program 1 times [2022-11-19 06:51:01,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:01,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942597829] [2022-11-19 06:51:01,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:01,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:01,884 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 06:51:01,884 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:01,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942597829] [2022-11-19 06:51:01,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942597829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:01,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:01,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:01,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943641836] [2022-11-19 06:51:01,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:01,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:01,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:01,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:01,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:01,887 INFO L87 Difference]: Start difference. First operand 2117 states and 2965 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 06:51:03,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:03,976 INFO L93 Difference]: Finished difference Result 2117 states and 2965 transitions. [2022-11-19 06:51:03,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:03,977 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 06:51:03,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:03,989 INFO L225 Difference]: With dead ends: 2117 [2022-11-19 06:51:03,989 INFO L226 Difference]: Without dead ends: 2115 [2022-11-19 06:51:03,991 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 06:51:03,992 INFO L413 NwaCegarLoop]: 1707 mSDtfsCounter, 1914 mSDsluCounter, 1707 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1916 SdHoareTripleChecker+Valid, 3414 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:03,992 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1916 Valid, 3414 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-19 06:51:03,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2022-11-19 06:51:04,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 2115. [2022-11-19 06:51:04,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2115 states, 1143 states have (on average 1.2344706911636045) internal successors, (1411), 1207 states have internal predecessors, (1411), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:51:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 2115 states and 2963 transitions. [2022-11-19 06:51:04,282 INFO L78 Accepts]: Start accepts. Automaton has 2115 states and 2963 transitions. Word has length 109 [2022-11-19 06:51:04,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:04,282 INFO L495 AbstractCegarLoop]: Abstraction has 2115 states and 2963 transitions. [2022-11-19 06:51:04,283 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 06:51:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2963 transitions. [2022-11-19 06:51:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-19 06:51:04,285 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:04,286 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 06:51:04,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-19 06:51:04,286 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:04,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:04,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1225105804, now seen corresponding path program 1 times [2022-11-19 06:51:04,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:04,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311211838] [2022-11-19 06:51:04,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:04,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:04,614 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 06:51:04,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:04,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311211838] [2022-11-19 06:51:04,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311211838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:04,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:04,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:04,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950449643] [2022-11-19 06:51:04,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:04,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:04,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:04,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:04,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:04,618 INFO L87 Difference]: Start difference. First operand 2115 states and 2963 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 06:51:07,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:07,320 INFO L93 Difference]: Finished difference Result 2115 states and 2963 transitions. [2022-11-19 06:51:07,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:07,320 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 06:51:07,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:07,329 INFO L225 Difference]: With dead ends: 2115 [2022-11-19 06:51:07,329 INFO L226 Difference]: Without dead ends: 2113 [2022-11-19 06:51:07,331 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 06:51:07,331 INFO L413 NwaCegarLoop]: 1705 mSDtfsCounter, 1911 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1913 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:07,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1913 Valid, 3410 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 06:51:07,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2113 states. [2022-11-19 06:51:07,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2113 to 2113. [2022-11-19 06:51:07,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2113 states, 1142 states have (on average 1.233800350262697) internal successors, (1409), 1205 states have internal predecessors, (1409), 777 states have call successors, (777), 184 states have call predecessors, (777), 183 states have return successors, (775), 761 states have call predecessors, (775), 775 states have call successors, (775) [2022-11-19 06:51:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 2113 states and 2961 transitions. [2022-11-19 06:51:07,666 INFO L78 Accepts]: Start accepts. Automaton has 2113 states and 2961 transitions. Word has length 114 [2022-11-19 06:51:07,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:07,667 INFO L495 AbstractCegarLoop]: Abstraction has 2113 states and 2961 transitions. [2022-11-19 06:51:07,667 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 06:51:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2961 transitions. [2022-11-19 06:51:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-19 06:51:07,670 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:07,670 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:07,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-19 06:51:07,671 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:07,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:07,671 INFO L85 PathProgramCache]: Analyzing trace with hash -803849170, now seen corresponding path program 1 times [2022-11-19 06:51:07,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:07,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358858512] [2022-11-19 06:51:07,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:07,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-19 06:51:08,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:08,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358858512] [2022-11-19 06:51:08,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358858512] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:08,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:08,405 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:51:08,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936443410] [2022-11-19 06:51:08,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:08,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:51:08,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:08,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:51:08,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:51:08,409 INFO L87 Difference]: Start difference. First operand 2113 states and 2961 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 06:51:12,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:12,487 INFO L93 Difference]: Finished difference Result 2265 states and 3115 transitions. [2022-11-19 06:51:12,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:51:12,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2022-11-19 06:51:12,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:12,495 INFO L225 Difference]: With dead ends: 2265 [2022-11-19 06:51:12,496 INFO L226 Difference]: Without dead ends: 2263 [2022-11-19 06:51:12,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 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 06:51:12,498 INFO L413 NwaCegarLoop]: 1753 mSDtfsCounter, 1099 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 6098 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:12,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1100 Valid, 6098 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-11-19 06:51:12,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2263 states. [2022-11-19 06:51:12,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2263 to 2263. [2022-11-19 06:51:12,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2263 states, 1220 states have (on average 1.222950819672131) internal successors, (1492), 1286 states have internal predecessors, (1492), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3112 transitions. [2022-11-19 06:51:12,866 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3112 transitions. Word has length 137 [2022-11-19 06:51:12,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:12,867 INFO L495 AbstractCegarLoop]: Abstraction has 2263 states and 3112 transitions. [2022-11-19 06:51:12,867 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 06:51:12,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3112 transitions. [2022-11-19 06:51:12,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-19 06:51:12,869 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:12,870 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 06:51:12,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-19 06:51:12,870 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_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:12,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:12,871 INFO L85 PathProgramCache]: Analyzing trace with hash -142699724, now seen corresponding path program 1 times [2022-11-19 06:51:12,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:12,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819021307] [2022-11-19 06:51:12,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:12,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:13,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:13,809 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 06:51:13,809 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:13,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819021307] [2022-11-19 06:51:13,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819021307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:13,810 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:13,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:13,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146888586] [2022-11-19 06:51:13,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:13,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:13,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:13,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:13,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:13,814 INFO L87 Difference]: Start difference. First operand 2263 states and 3112 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 06:51:16,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:16,350 INFO L93 Difference]: Finished difference Result 2263 states and 3112 transitions. [2022-11-19 06:51:16,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:16,351 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 06:51:16,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:16,362 INFO L225 Difference]: With dead ends: 2263 [2022-11-19 06:51:16,362 INFO L226 Difference]: Without dead ends: 2261 [2022-11-19 06:51:16,363 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 06:51:16,364 INFO L413 NwaCegarLoop]: 1701 mSDtfsCounter, 1906 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3402 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:16,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1908 Valid, 3402 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-19 06:51:16,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2261 states. [2022-11-19 06:51:16,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2261 to 2261. [2022-11-19 06:51:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2261 states, 1219 states have (on average 1.2223133716160788) internal successors, (1490), 1284 states have internal predecessors, (1490), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 2261 states and 3110 transitions. [2022-11-19 06:51:16,623 INFO L78 Accepts]: Start accepts. Automaton has 2261 states and 3110 transitions. Word has length 119 [2022-11-19 06:51:16,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:16,623 INFO L495 AbstractCegarLoop]: Abstraction has 2261 states and 3110 transitions. [2022-11-19 06:51:16,624 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 06:51:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 3110 transitions. [2022-11-19 06:51:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-19 06:51:16,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:16,627 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 06:51:16,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-19 06:51:16,627 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:16,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:16,628 INFO L85 PathProgramCache]: Analyzing trace with hash 801398405, now seen corresponding path program 1 times [2022-11-19 06:51:16,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:16,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216127144] [2022-11-19 06:51:16,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:16,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:16,952 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 06:51:16,952 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:16,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216127144] [2022-11-19 06:51:16,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216127144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:16,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:16,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:16,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516038176] [2022-11-19 06:51:16,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:16,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:16,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:16,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:16,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:16,955 INFO L87 Difference]: Start difference. First operand 2261 states and 3110 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 06:51:19,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:19,308 INFO L93 Difference]: Finished difference Result 2261 states and 3110 transitions. [2022-11-19 06:51:19,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:19,308 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 06:51:19,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:19,318 INFO L225 Difference]: With dead ends: 2261 [2022-11-19 06:51:19,319 INFO L226 Difference]: Without dead ends: 2259 [2022-11-19 06:51:19,320 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 06:51:19,321 INFO L413 NwaCegarLoop]: 1699 mSDtfsCounter, 1903 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1905 SdHoareTripleChecker+Valid, 3398 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:19,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1905 Valid, 3398 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-19 06:51:19,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2022-11-19 06:51:19,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 2259. [2022-11-19 06:51:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2259 states, 1218 states have (on average 1.2216748768472907) internal successors, (1488), 1282 states have internal predecessors, (1488), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 2259 states and 3108 transitions. [2022-11-19 06:51:19,583 INFO L78 Accepts]: Start accepts. Automaton has 2259 states and 3108 transitions. Word has length 124 [2022-11-19 06:51:19,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:19,583 INFO L495 AbstractCegarLoop]: Abstraction has 2259 states and 3108 transitions. [2022-11-19 06:51:19,583 INFO L496 AbstractCegarLoop]: INTERPOLANT 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) [2022-11-19 06:51:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 3108 transitions. [2022-11-19 06:51:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-19 06:51:19,586 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:19,587 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, 1, 1, 1, 1, 1] [2022-11-19 06:51:19,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-19 06:51:19,587 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:19,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:19,588 INFO L85 PathProgramCache]: Analyzing trace with hash -455378052, now seen corresponding path program 1 times [2022-11-19 06:51:19,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:19,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687941177] [2022-11-19 06:51:19,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:19,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:19,886 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 06:51:19,887 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:19,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687941177] [2022-11-19 06:51:19,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687941177] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:19,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:19,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:19,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930170841] [2022-11-19 06:51:19,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:19,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:19,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:19,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:19,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:19,891 INFO L87 Difference]: Start difference. First operand 2259 states and 3108 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 06:51:22,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:22,256 INFO L93 Difference]: Finished difference Result 2259 states and 3108 transitions. [2022-11-19 06:51:22,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:22,257 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 129 [2022-11-19 06:51:22,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:22,267 INFO L225 Difference]: With dead ends: 2259 [2022-11-19 06:51:22,268 INFO L226 Difference]: Without dead ends: 2257 [2022-11-19 06:51:22,269 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 06:51:22,270 INFO L413 NwaCegarLoop]: 1697 mSDtfsCounter, 1900 mSDsluCounter, 1697 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:22,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1902 Valid, 3394 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-19 06:51:22,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2257 states. [2022-11-19 06:51:22,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2257 to 2257. [2022-11-19 06:51:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2257 states, 1217 states have (on average 1.221035332785538) internal successors, (1486), 1280 states have internal predecessors, (1486), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 2257 states and 3106 transitions. [2022-11-19 06:51:22,573 INFO L78 Accepts]: Start accepts. Automaton has 2257 states and 3106 transitions. Word has length 129 [2022-11-19 06:51:22,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:22,574 INFO L495 AbstractCegarLoop]: Abstraction has 2257 states and 3106 transitions. [2022-11-19 06:51:22,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 06:51:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 3106 transitions. [2022-11-19 06:51:22,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-19 06:51:22,578 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:22,578 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:22,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-19 06:51:22,579 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:22,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:22,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1060523844, now seen corresponding path program 1 times [2022-11-19 06:51:22,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:22,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681330307] [2022-11-19 06:51:22,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:22,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:22,914 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 06:51:22,915 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:22,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681330307] [2022-11-19 06:51:22,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681330307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:22,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:22,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:22,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178714568] [2022-11-19 06:51:22,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:22,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:22,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:22,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:22,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:22,919 INFO L87 Difference]: Start difference. First operand 2257 states and 3106 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-19 06:51:25,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:25,652 INFO L93 Difference]: Finished difference Result 2257 states and 3106 transitions. [2022-11-19 06:51:25,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:25,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 134 [2022-11-19 06:51:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:25,664 INFO L225 Difference]: With dead ends: 2257 [2022-11-19 06:51:25,664 INFO L226 Difference]: Without dead ends: 2255 [2022-11-19 06:51:25,666 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 06:51:25,667 INFO L413 NwaCegarLoop]: 1695 mSDtfsCounter, 1897 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1899 SdHoareTripleChecker+Valid, 3390 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:25,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1899 Valid, 3390 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 06:51:25,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2255 states. [2022-11-19 06:51:26,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2255 to 2255. [2022-11-19 06:51:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1216 states have (on average 1.2203947368421053) internal successors, (1484), 1278 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3104 transitions. [2022-11-19 06:51:26,113 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3104 transitions. Word has length 134 [2022-11-19 06:51:26,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:26,114 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3104 transitions. [2022-11-19 06:51:26,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-19 06:51:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3104 transitions. [2022-11-19 06:51:26,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-19 06:51:26,118 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:26,118 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:26,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-19 06:51:26,118 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:26,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:26,119 INFO L85 PathProgramCache]: Analyzing trace with hash 2108549354, now seen corresponding path program 1 times [2022-11-19 06:51:26,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:26,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052879651] [2022-11-19 06:51:26,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:26,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:26,466 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 06:51:26,466 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:26,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052879651] [2022-11-19 06:51:26,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052879651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:26,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:26,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:26,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611577958] [2022-11-19 06:51:26,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:26,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:26,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:26,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:26,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:26,469 INFO L87 Difference]: Start difference. First operand 2255 states and 3104 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 06:51:28,095 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 06:51:29,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:29,626 INFO L93 Difference]: Finished difference Result 2255 states and 3104 transitions. [2022-11-19 06:51:29,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:29,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 139 [2022-11-19 06:51:29,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:29,636 INFO L225 Difference]: With dead ends: 2255 [2022-11-19 06:51:29,637 INFO L226 Difference]: Without dead ends: 2253 [2022-11-19 06:51:29,638 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 06:51:29,639 INFO L413 NwaCegarLoop]: 1693 mSDtfsCounter, 1894 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 3386 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:29,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1896 Valid, 3386 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-19 06:51:29,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2022-11-19 06:51:30,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2253. [2022-11-19 06:51:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2253 states, 1215 states have (on average 1.219753086419753) internal successors, (1482), 1276 states have internal predecessors, (1482), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 2253 states and 3102 transitions. [2022-11-19 06:51:30,089 INFO L78 Accepts]: Start accepts. Automaton has 2253 states and 3102 transitions. Word has length 139 [2022-11-19 06:51:30,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:30,090 INFO L495 AbstractCegarLoop]: Abstraction has 2253 states and 3102 transitions. [2022-11-19 06:51:30,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 06:51:30,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 3102 transitions. [2022-11-19 06:51:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-19 06:51:30,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:30,094 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:30,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-19 06:51:30,095 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:30,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:30,095 INFO L85 PathProgramCache]: Analyzing trace with hash 255161645, now seen corresponding path program 1 times [2022-11-19 06:51:30,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:30,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18109690] [2022-11-19 06:51:30,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:30,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:30,606 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-19 06:51:30,606 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:30,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18109690] [2022-11-19 06:51:30,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18109690] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:30,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:30,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:51:30,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989424469] [2022-11-19 06:51:30,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:30,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:51:30,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:30,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:51:30,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:51:30,609 INFO L87 Difference]: Start difference. First operand 2253 states and 3102 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:51:32,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:32,962 INFO L93 Difference]: Finished difference Result 4489 states and 6178 transitions. [2022-11-19 06:51:32,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:51:32,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 155 [2022-11-19 06:51:32,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:32,972 INFO L225 Difference]: With dead ends: 4489 [2022-11-19 06:51:32,972 INFO L226 Difference]: Without dead ends: 2254 [2022-11-19 06:51:32,982 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 06:51:32,982 INFO L413 NwaCegarLoop]: 1695 mSDtfsCounter, 0 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3389 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:32,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3389 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-19 06:51:32,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2254 states. [2022-11-19 06:51:33,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2254 to 2254. [2022-11-19 06:51:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2254 states, 1216 states have (on average 1.2195723684210527) internal successors, (1483), 1277 states have internal predecessors, (1483), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 2254 states and 3103 transitions. [2022-11-19 06:51:33,275 INFO L78 Accepts]: Start accepts. Automaton has 2254 states and 3103 transitions. Word has length 155 [2022-11-19 06:51:33,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:33,276 INFO L495 AbstractCegarLoop]: Abstraction has 2254 states and 3103 transitions. [2022-11-19 06:51:33,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:51:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 3103 transitions. [2022-11-19 06:51:33,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-19 06:51:33,280 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:33,281 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:33,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-19 06:51:33,281 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:33,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:33,282 INFO L85 PathProgramCache]: Analyzing trace with hash 2037031764, now seen corresponding path program 1 times [2022-11-19 06:51:33,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:33,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169911292] [2022-11-19 06:51:33,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:33,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-19 06:51:33,643 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:33,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169911292] [2022-11-19 06:51:33,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169911292] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:51:33,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563284824] [2022-11-19 06:51:33,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:33,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:51:33,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:51:33,647 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:51:33,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 06:51:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:34,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 06:51:34,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-11-19 06:51:34,953 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 06:51:34,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563284824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:34,953 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 06:51:34,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-19 06:51:34,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813314187] [2022-11-19 06:51:34,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:34,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:51:34,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:34,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:51:34,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:51:34,956 INFO L87 Difference]: Start difference. First operand 2254 states and 3103 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:51:38,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:38,007 INFO L93 Difference]: Finished difference Result 4884 states and 6813 transitions. [2022-11-19 06:51:38,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:51:38,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 156 [2022-11-19 06:51:38,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:38,017 INFO L225 Difference]: With dead ends: 4884 [2022-11-19 06:51:38,017 INFO L226 Difference]: Without dead ends: 2648 [2022-11-19 06:51:38,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:51:38,028 INFO L413 NwaCegarLoop]: 2222 mSDtfsCounter, 268 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 4084 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:38,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 4084 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-19 06:51:38,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2022-11-19 06:51:38,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2255. [2022-11-19 06:51:38,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2255 states, 1217 states have (on average 1.2193919474116681) internal successors, (1484), 1278 states have internal predecessors, (1484), 811 states have call successors, (811), 223 states have call predecessors, (811), 222 states have return successors, (809), 795 states have call predecessors, (809), 809 states have call successors, (809) [2022-11-19 06:51:38,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 3104 transitions. [2022-11-19 06:51:38,480 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 3104 transitions. Word has length 156 [2022-11-19 06:51:38,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:38,480 INFO L495 AbstractCegarLoop]: Abstraction has 2255 states and 3104 transitions. [2022-11-19 06:51:38,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 06:51:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 3104 transitions. [2022-11-19 06:51:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-19 06:51:38,485 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:38,485 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:38,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 06:51:38,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:51:38,699 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:38,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:38,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1282763984, now seen corresponding path program 1 times [2022-11-19 06:51:38,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:38,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837407885] [2022-11-19 06:51:38,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:39,054 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 06:51:39,055 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:39,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837407885] [2022-11-19 06:51:39,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837407885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:39,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:39,056 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:51:39,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279161462] [2022-11-19 06:51:39,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:39,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:51:39,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:39,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:51:39,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:51:39,058 INFO L87 Difference]: Start difference. First operand 2255 states and 3104 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-19 06:51:41,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:41,590 INFO L93 Difference]: Finished difference Result 2255 states and 3104 transitions. [2022-11-19 06:51:41,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:51:41,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 144 [2022-11-19 06:51:41,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:41,600 INFO L225 Difference]: With dead ends: 2255 [2022-11-19 06:51:41,600 INFO L226 Difference]: Without dead ends: 2114 [2022-11-19 06:51:41,604 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 06:51:41,604 INFO L413 NwaCegarLoop]: 1692 mSDtfsCounter, 1891 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 3384 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:41,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1891 Valid, 3384 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-19 06:51:41,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2022-11-19 06:51:42,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2114. [2022-11-19 06:51:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 1145 states have (on average 1.2305676855895196) internal successors, (1409), 1204 states have internal predecessors, (1409), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-19 06:51:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2933 transitions. [2022-11-19 06:51:42,030 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2933 transitions. Word has length 144 [2022-11-19 06:51:42,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:42,030 INFO L495 AbstractCegarLoop]: Abstraction has 2114 states and 2933 transitions. [2022-11-19 06:51:42,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-19 06:51:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2933 transitions. [2022-11-19 06:51:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-19 06:51:42,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:42,034 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:42,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-19 06:51:42,034 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:42,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:42,035 INFO L85 PathProgramCache]: Analyzing trace with hash -476821035, now seen corresponding path program 1 times [2022-11-19 06:51:42,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:42,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201865932] [2022-11-19 06:51:42,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:42,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:42,501 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-19 06:51:42,502 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:42,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201865932] [2022-11-19 06:51:42,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201865932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:51:42,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:51:42,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 06:51:42,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133869755] [2022-11-19 06:51:42,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:51:42,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 06:51:42,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:51:42,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 06:51:42,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 06:51:42,504 INFO L87 Difference]: Start difference. First operand 2114 states and 2933 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-19 06:51:46,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:51:46,839 INFO L93 Difference]: Finished difference Result 2114 states and 2933 transitions. [2022-11-19 06:51:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 06:51:46,840 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 175 [2022-11-19 06:51:46,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:51:46,848 INFO L225 Difference]: With dead ends: 2114 [2022-11-19 06:51:46,848 INFO L226 Difference]: Without dead ends: 2112 [2022-11-19 06:51:46,850 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 06:51:46,851 INFO L413 NwaCegarLoop]: 1647 mSDtfsCounter, 935 mSDsluCounter, 4116 mSDsCounter, 0 mSdLazyCounter, 872 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 5763 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-19 06:51:46,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [936 Valid, 5763 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 872 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-19 06:51:46,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2022-11-19 06:51:47,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2112. [2022-11-19 06:51:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2112 states, 1144 states have (on average 1.229020979020979) internal successors, (1406), 1202 states have internal predecessors, (1406), 762 states have call successors, (762), 203 states have call predecessors, (762), 203 states have return successors, (762), 748 states have call predecessors, (762), 762 states have call successors, (762) [2022-11-19 06:51:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 2112 states and 2930 transitions. [2022-11-19 06:51:47,287 INFO L78 Accepts]: Start accepts. Automaton has 2112 states and 2930 transitions. Word has length 175 [2022-11-19 06:51:47,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:51:47,288 INFO L495 AbstractCegarLoop]: Abstraction has 2112 states and 2930 transitions. [2022-11-19 06:51:47,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (35), 3 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-19 06:51:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2930 transitions. [2022-11-19 06:51:47,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-19 06:51:47,296 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:51:47,297 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:51:47,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-19 06:51:47,297 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 25 more)] === [2022-11-19 06:51:47,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:51:47,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1306647530, now seen corresponding path program 1 times [2022-11-19 06:51:47,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:51:47,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053646694] [2022-11-19 06:51:47,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:51:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:47,696 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-19 06:51:47,696 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:51:47,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053646694] [2022-11-19 06:51:47,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053646694] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:51:47,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865438734] [2022-11-19 06:51:47,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:51:47,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:51:47,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:51:47,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:51:47,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5bbe267-c088-4e5e-879c-e56a0b85c5b8/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 06:51:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:51:49,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 2734 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 06:51:49,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:51:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-19 06:51:49,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:51:49,495 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-19 06:51:49,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865438734] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:51:49,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2012656137] [2022-11-19 06:51:49,525 INFO L159 IcfgInterpreter]: Started Sifa with 111 locations of interest [2022-11-19 06:51:49,525 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 06:51:49,530 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 06:51:49,537 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 06:51:49,537 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 06:51:51,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:51,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:52,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:52,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:52,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:52,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:51:52,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-19 06:52:24,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 06:52:24,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 06:52:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,858 INFO L217 Elim1Store]: Index analysis took 312 ms [2022-11-19 06:52:36,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:36,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:52:37,111 INFO L321 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-19 06:52:37,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 1320 treesize of output 1758 [2022-11-19 06:52:38,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,324 INFO L217 Elim1Store]: Index analysis took 286 ms [2022-11-19 06:52:38,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:38,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:52:38,605 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-19 06:52:38,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 146 select indices, 146 select index equivalence classes, 3693 disjoint index pairs (out of 10585 index pairs), introduced 146 new quantified variables, introduced 3 case distinctions, treesize of input 1320 treesize of output 1766 [2022-11-19 06:52:39,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-19 06:52:39,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,889 INFO L217 Elim1Store]: Index analysis took 110 ms [2022-11-19 06:52:39,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:52:39,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:39,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:40,298 INFO L321 Elim1Store]: treesize reduction 208, result has 40.9 percent of original size [2022-11-19 06:52:40,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 79 select indices, 79 select index equivalence classes, 302 disjoint index pairs (out of 3081 index pairs), introduced 79 new quantified variables, introduced 13 case distinctions, treesize of input 649 treesize of output 923 [2022-11-19 06:52:40,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:52:40,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-19 06:52:41,398 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 17