./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.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_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/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_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/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_620cd3b3-0c08-46dd-a263-85df62aee7f2/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 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b --- 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 07:15:10,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:15:10,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:15:10,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:15:10,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:15:10,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:15:10,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:15:10,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:15:10,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:15:10,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:15:10,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:15:10,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:15:10,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:15:10,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:15:10,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:15:10,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:15:10,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:15:10,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:15:10,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:15:10,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:15:10,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:15:10,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:15:10,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:15:10,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:15:10,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:15:10,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:15:10,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:15:10,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:15:10,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:15:10,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:15:10,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:15:10,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:15:10,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:15:10,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:15:10,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:15:10,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:15:10,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:15:10,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:15:10,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:15:10,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:15:10,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:15:10,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:15:10,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:15:10,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:15:10,517 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:15:10,518 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:15:10,518 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:15:10,519 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:15:10,519 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:15:10,519 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:15:10,520 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:15:10,520 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:15:10,521 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:15:10,521 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:15:10,521 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:15:10,522 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:15:10,522 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:15:10,522 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:15:10,522 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:15:10,522 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:15:10,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:15:10,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:15:10,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:15:10,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:15:10,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:15:10,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:15:10,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:15:10,525 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:15:10,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:15:10,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:15:10,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:15:10,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:15:10,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:15:10,526 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:15:10,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:15:10,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:15:10,527 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:15:10,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:15:10,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:15:10,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:15:10,528 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59b1cfb91cc72e499bff6d8fc699fc231e5a5cccbbf2aefe05d1bfd2696fc05b [2022-11-19 07:15:10,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:15:10,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:15:10,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:15:10,891 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:15:10,892 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:15:10,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-19 07:15:10,969 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/data/2b272995c/8eb66881680a4c88bd5c4f442e8047e2/FLAG10c9d45ba [2022-11-19 07:15:12,030 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:15:12,030 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-19 07:15:12,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/data/2b272995c/8eb66881680a4c88bd5c4f442e8047e2/FLAG10c9d45ba [2022-11-19 07:15:12,351 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/data/2b272995c/8eb66881680a4c88bd5c4f442e8047e2 [2022-11-19 07:15:12,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:15:12,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:15:12,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:15:12,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:15:12,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:15:12,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:15:12" (1/1) ... [2022-11-19 07:15:12,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2418a2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:12, skipping insertion in model container [2022-11-19 07:15:12,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:15:12" (1/1) ... [2022-11-19 07:15:12,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:15:12,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:15:17,265 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2022-11-19 07:15:17,271 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2022-11-19 07:15:17,272 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2022-11-19 07:15:17,273 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2022-11-19 07:15:17,275 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2022-11-19 07:15:17,276 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2022-11-19 07:15:17,276 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2022-11-19 07:15:17,278 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2022-11-19 07:15:17,278 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2022-11-19 07:15:17,279 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2022-11-19 07:15:17,280 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2022-11-19 07:15:17,280 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2022-11-19 07:15:17,287 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2022-11-19 07:15:17,288 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2022-11-19 07:15:17,288 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2022-11-19 07:15:17,289 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2022-11-19 07:15:17,290 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2022-11-19 07:15:17,291 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2022-11-19 07:15:17,292 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2022-11-19 07:15:17,293 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2022-11-19 07:15:17,294 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2022-11-19 07:15:17,295 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2022-11-19 07:15:17,296 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2022-11-19 07:15:17,298 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2022-11-19 07:15:17,299 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2022-11-19 07:15:17,299 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2022-11-19 07:15:17,300 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2022-11-19 07:15:17,301 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2022-11-19 07:15:17,302 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2022-11-19 07:15:17,303 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2022-11-19 07:15:17,304 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2022-11-19 07:15:17,305 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2022-11-19 07:15:17,305 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2022-11-19 07:15:17,307 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2022-11-19 07:15:17,307 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2022-11-19 07:15:17,308 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2022-11-19 07:15:17,309 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2022-11-19 07:15:17,309 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2022-11-19 07:15:17,310 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2022-11-19 07:15:17,311 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2022-11-19 07:15:17,311 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2022-11-19 07:15:17,312 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2022-11-19 07:15:17,312 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2022-11-19 07:15:17,313 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2022-11-19 07:15:17,313 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2022-11-19 07:15:17,314 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2022-11-19 07:15:17,314 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2022-11-19 07:15:17,316 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2022-11-19 07:15:17,316 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2022-11-19 07:15:17,317 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2022-11-19 07:15:17,318 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2022-11-19 07:15:17,318 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2022-11-19 07:15:17,319 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2022-11-19 07:15:17,319 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2022-11-19 07:15:17,320 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2022-11-19 07:15:17,320 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2022-11-19 07:15:17,321 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2022-11-19 07:15:17,322 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2022-11-19 07:15:17,322 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2022-11-19 07:15:17,323 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2022-11-19 07:15:17,323 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2022-11-19 07:15:17,324 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2022-11-19 07:15:17,325 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2022-11-19 07:15:17,325 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2022-11-19 07:15:17,326 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2022-11-19 07:15:17,327 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2022-11-19 07:15:17,327 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2022-11-19 07:15:17,328 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2022-11-19 07:15:17,328 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2022-11-19 07:15:17,330 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2022-11-19 07:15:17,330 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2022-11-19 07:15:17,331 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2022-11-19 07:15:17,332 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2022-11-19 07:15:17,332 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2022-11-19 07:15:17,333 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2022-11-19 07:15:17,333 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2022-11-19 07:15:17,334 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2022-11-19 07:15:17,334 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2022-11-19 07:15:17,336 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2022-11-19 07:15:17,337 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2022-11-19 07:15:17,337 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_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2022-11-19 07:15:17,338 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2022-11-19 07:15:17,339 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2022-11-19 07:15:17,339 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2022-11-19 07:15:17,340 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2022-11-19 07:15:17,341 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2022-11-19 07:15:17,342 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2022-11-19 07:15:17,342 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2022-11-19 07:15:17,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:15:17,390 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:15:17,892 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434581,434594] [2022-11-19 07:15:17,893 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434726,434739] [2022-11-19 07:15:17,894 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[434872,434885] [2022-11-19 07:15:17,894 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435037,435050] [2022-11-19 07:15:17,895 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435195,435208] [2022-11-19 07:15:17,895 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435353,435366] [2022-11-19 07:15:17,896 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435511,435524] [2022-11-19 07:15:17,896 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435671,435684] [2022-11-19 07:15:17,897 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435830,435843] [2022-11-19 07:15:17,897 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[435969,435982] [2022-11-19 07:15:17,898 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436111,436124] [2022-11-19 07:15:17,898 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436260,436273] [2022-11-19 07:15:17,899 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436399,436412] [2022-11-19 07:15:17,899 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436554,436567] [2022-11-19 07:15:17,900 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436714,436727] [2022-11-19 07:15:17,900 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[436865,436878] [2022-11-19 07:15:17,901 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437016,437029] [2022-11-19 07:15:17,901 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437168,437181] [2022-11-19 07:15:17,902 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437317,437330] [2022-11-19 07:15:17,903 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437465,437478] [2022-11-19 07:15:17,903 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437622,437635] [2022-11-19 07:15:17,904 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437771,437784] [2022-11-19 07:15:17,904 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[437927,437940] [2022-11-19 07:15:17,905 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438080,438093] [2022-11-19 07:15:17,905 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438226,438239] [2022-11-19 07:15:17,906 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438369,438382] [2022-11-19 07:15:17,907 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438521,438534] [2022-11-19 07:15:17,907 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438667,438680] [2022-11-19 07:15:17,908 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438812,438825] [2022-11-19 07:15:17,908 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[438966,438979] [2022-11-19 07:15:17,909 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439117,439130] [2022-11-19 07:15:17,909 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439272,439285] [2022-11-19 07:15:17,910 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439424,439437] [2022-11-19 07:15:17,911 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439579,439592] [2022-11-19 07:15:17,911 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439743,439756] [2022-11-19 07:15:17,912 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[439899,439912] [2022-11-19 07:15:17,912 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440063,440076] [2022-11-19 07:15:17,913 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440205,440218] [2022-11-19 07:15:17,913 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440363,440376] [2022-11-19 07:15:17,914 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440530,440543] [2022-11-19 07:15:17,914 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440689,440702] [2022-11-19 07:15:17,915 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440848,440861] [2022-11-19 07:15:17,916 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[440997,441010] [2022-11-19 07:15:17,916 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441144,441157] [2022-11-19 07:15:17,917 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441283,441296] [2022-11-19 07:15:17,917 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441446,441459] [2022-11-19 07:15:17,917 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441612,441625] [2022-11-19 07:15:17,918 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441776,441789] [2022-11-19 07:15:17,918 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[441941,441954] [2022-11-19 07:15:17,919 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442106,442119] [2022-11-19 07:15:17,919 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442272,442285] [2022-11-19 07:15:17,920 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442437,442450] [2022-11-19 07:15:17,921 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442604,442617] [2022-11-19 07:15:17,921 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442764,442777] [2022-11-19 07:15:17,922 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[442926,442939] [2022-11-19 07:15:17,922 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443085,443098] [2022-11-19 07:15:17,923 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443231,443244] [2022-11-19 07:15:17,923 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443374,443387] [2022-11-19 07:15:17,924 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443518,443531] [2022-11-19 07:15:17,925 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443661,443674] [2022-11-19 07:15:17,925 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443805,443818] [2022-11-19 07:15:17,926 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[443946,443959] [2022-11-19 07:15:17,926 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444084,444097] [2022-11-19 07:15:17,927 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444242,444255] [2022-11-19 07:15:17,928 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444401,444414] [2022-11-19 07:15:17,928 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444557,444570] [2022-11-19 07:15:17,929 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444706,444719] [2022-11-19 07:15:17,929 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[444858,444871] [2022-11-19 07:15:17,930 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445009,445022] [2022-11-19 07:15:17,930 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445158,445171] [2022-11-19 07:15:17,931 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445310,445323] [2022-11-19 07:15:17,932 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445458,445471] [2022-11-19 07:15:17,932 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445611,445624] [2022-11-19 07:15:17,933 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445762,445775] [2022-11-19 07:15:17,933 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[445912,445925] [2022-11-19 07:15:17,934 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446059,446072] [2022-11-19 07:15:17,934 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446210,446223] [2022-11-19 07:15:17,935 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446361,446374] [2022-11-19 07:15:17,935 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446509,446522] [2022-11-19 07:15:17,936 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446675,446688] [2022-11-19 07:15:17,936 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[446844,446857] [2022-11-19 07:15:17,937 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447011,447024] [2022-11-19 07:15:17,937 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447179,447192] [2022-11-19 07:15:17,938 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447329,447342] [2022-11-19 07:15:17,939 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447476,447489] [2022-11-19 07:15:17,939 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447637,447650] [2022-11-19 07:15:17,940 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447807,447820] [2022-11-19 07:15:17,940 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i[447969,447982] [2022-11-19 07:15:17,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:15:18,208 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:15:18,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18 WrapperNode [2022-11-19 07:15:18,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:15:18,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:15:18,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:15:18,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:15:18,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,684 INFO L138 Inliner]: procedures = 749, calls = 3433, calls flagged for inlining = 401, calls inlined = 237, statements flattened = 6855 [2022-11-19 07:15:18,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:15:18,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:15:18,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:15:18,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:15:18,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,981 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:18,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:19,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:15:19,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:15:19,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:15:19,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:15:19,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (1/1) ... [2022-11-19 07:15:19,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:15:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:15:19,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:15:19,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:15:19,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:15:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:15:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:15:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:15:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:15:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:15:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-19 07:15:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-19 07:15:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure u132_disable [2022-11-19 07:15:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_disable [2022-11-19 07:15:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:15:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:15:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure u132_remove [2022-11-19 07:15:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_remove [2022-11-19 07:15:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_init_kref [2022-11-19 07:15:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_init_kref [2022-11-19 07:15:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:15:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:15:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:15:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:15:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 07:15:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 07:15:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_put_kref [2022-11-19 07:15:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_put_kref [2022-11-19 07:15:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_read_pcimem [2022-11-19 07:15:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_read_pcimem [2022-11-19 07:15:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_requeue_work [2022-11-19 07:15:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_requeue_work [2022-11-19 07:15:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_suspend [2022-11-19 07:15:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_suspend [2022-11-19 07:15:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure u132_get_frame [2022-11-19 07:15:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_get_frame [2022-11-19 07:15:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 07:15:19,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 07:15:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 07:15:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 07:15:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure edset_output [2022-11-19 07:15:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_output [2022-11-19 07:15:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:15:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:15:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure read_roothub_info [2022-11-19 07:15:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure read_roothub_info [2022-11-19 07:15:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2022-11-19 07:15:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_scheduler_lock_of_u132 [2022-11-19 07:15:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure edset_single [2022-11-19 07:15:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_single [2022-11-19 07:15:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:15:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure edset_setup [2022-11-19 07:15:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure edset_setup [2022-11-19 07:15:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 07:15:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 07:15:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 07:15:19,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 07:15:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:15:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:15:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure u132_resume [2022-11-19 07:15:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_resume [2022-11-19 07:15:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure ftdi_elan_gone_away [2022-11-19 07:15:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ftdi_elan_gone_away [2022-11-19 07:15:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 07:15:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 07:15:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 07:15:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 07:15:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 07:15:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 07:15:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_cancel_work [2022-11-19 07:15:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_cancel_work [2022-11-19 07:15:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-19 07:15:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-19 07:15:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:15:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:15:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 07:15:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 07:15:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:15:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_ring_work_scheduler [2022-11-19 07:15:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_ring_work_scheduler [2022-11-19 07:15:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:15:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:15:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-19 07:15:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-19 07:15:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:15:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:15:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 07:15:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 07:15:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure u132_u132_put_kref [2022-11-19 07:15:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_u132_put_kref [2022-11-19 07:15:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-19 07:15:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-19 07:15:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:15:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:15:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_endp_work_scheduler [2022-11-19 07:15:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_endp_work_scheduler [2022-11-19 07:15:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-19 07:15:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-19 07:15:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:15:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:15:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_monitor_work [2022-11-19 07:15:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_monitor_work [2022-11-19 07:15:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:15:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure u132_monitor_requeue_work [2022-11-19 07:15:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_monitor_requeue_work [2022-11-19 07:15:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_stop [2022-11-19 07:15:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_stop [2022-11-19 07:15:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:15:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:15:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:15:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:15:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_giveback_urb [2022-11-19 07:15:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_giveback_urb [2022-11-19 07:15:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:15:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:15:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_write_pcimem [2022-11-19 07:15:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_write_pcimem [2022-11-19 07:15:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:15:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:15:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_queue_work [2022-11-19 07:15:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_queue_work [2022-11-19 07:15:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2022-11-19 07:15:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_u132_module_lock [2022-11-19 07:15:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_queue_work [2022-11-19 07:15:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_queue_work [2022-11-19 07:15:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2022-11-19 07:15:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2022-11-19 07:15:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-19 07:15:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-19 07:15:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 07:15:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 07:15:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_start [2022-11-19 07:15:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_start [2022-11-19 07:15:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:15:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:15:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ftdi_elan_edset_input [2022-11-19 07:15:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ftdi_elan_edset_input [2022-11-19 07:15:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure u132_to_hcd [2022-11-19 07:15:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_to_hcd [2022-11-19 07:15:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure u132_probe [2022-11-19 07:15:19,138 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_probe [2022-11-19 07:15:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2022-11-19 07:15:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_sw_lock_of_u132 [2022-11-19 07:15:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-19 07:15:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-19 07:15:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:15:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:15:19,139 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_init_kref [2022-11-19 07:15:19,139 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_init_kref [2022-11-19 07:15:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2022-11-19 07:15:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_sw_lock_of_u132 [2022-11-19 07:15:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:15:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:15:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-19 07:15:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-19 07:15:19,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:15:19,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:15:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure u132_udev_get_kref [2022-11-19 07:15:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_udev_get_kref [2022-11-19 07:15:19,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:15:19,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:15:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_u132 [2022-11-19 07:15:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_u132 [2022-11-19 07:15:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:15:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:15:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2022-11-19 07:15:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2022-11-19 07:15:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure u132_bus_resume [2022-11-19 07:15:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_bus_resume [2022-11-19 07:15:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2022-11-19 07:15:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_slock_of_u132_spin [2022-11-19 07:15:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:15:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:15:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_delete [2022-11-19 07:15:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_delete [2022-11-19 07:15:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2022-11-19 07:15:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2022-11-19 07:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 07:15:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 07:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:15:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:15:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_put_kref [2022-11-19 07:15:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_put_kref [2022-11-19 07:15:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:15:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_100 [2022-11-19 07:15:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_100 [2022-11-19 07:15:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:15:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_put_kref [2022-11-19 07:15:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_put_kref [2022-11-19 07:15:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-19 07:15:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-19 07:15:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure u132_endp_urb_dequeue [2022-11-19 07:15:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_endp_urb_dequeue [2022-11-19 07:15:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:15:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:15:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 07:15:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 07:15:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-19 07:15:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-19 07:15:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure u132_hcd_reset [2022-11-19 07:15:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_hcd_reset [2022-11-19 07:15:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 07:15:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 07:15:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:15:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:15:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 07:15:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-19 07:15:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:15:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:15:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure port_power [2022-11-19 07:15:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure port_power [2022-11-19 07:15:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 07:15:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 07:15:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:15:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:15:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:15:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:15:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 07:15:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-19 07:15:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:15:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:15:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:15:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-11-19 07:15:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-11-19 07:15:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:15:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:15:19,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:15:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:15:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-19 07:15:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-19 07:15:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2022-11-19 07:15:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_scheduler_lock_of_u132 [2022-11-19 07:15:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure u132_ring_cancel_work [2022-11-19 07:15:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure u132_ring_cancel_work [2022-11-19 07:15:19,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 07:15:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 07:15:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:15:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:15:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-19 07:15:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-19 07:15:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 07:15:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 07:15:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-19 07:15:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2022-11-19 07:15:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_u132_module_lock [2022-11-19 07:15:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:15:20,292 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:15:20,295 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:15:20,504 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:15:27,568 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:15:28,591 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:15:28,591 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-19 07:15:28,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:15:28 BoogieIcfgContainer [2022-11-19 07:15:28,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:15:28,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:15:28,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:15:28,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:15:28,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:15:12" (1/3) ... [2022-11-19 07:15:28,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215d2a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:15:28, skipping insertion in model container [2022-11-19 07:15:28,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:15:18" (2/3) ... [2022-11-19 07:15:28,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215d2a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:15:28, skipping insertion in model container [2022-11-19 07:15:28,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:15:28" (3/3) ... [2022-11-19 07:15:28,611 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--host--u132-hcd.ko.cil.i [2022-11-19 07:15:28,632 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:15:28,633 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-11-19 07:15:28,757 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:15:28,764 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;@189d2a6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:15:28,764 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-11-19 07:15:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 1793 states, 1084 states have (on average 1.3736162361623616) internal successors, (1489), 1176 states have internal predecessors, (1489), 565 states have call successors, (565), 115 states have call predecessors, (565), 114 states have return successors, (559), 527 states have call predecessors, (559), 559 states have call successors, (559) [2022-11-19 07:15:28,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-19 07:15:28,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:28,790 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:28,790 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 27 more)] === [2022-11-19 07:15:28,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:28,797 INFO L85 PathProgramCache]: Analyzing trace with hash -728792205, now seen corresponding path program 1 times [2022-11-19 07:15:28,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:28,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64065202] [2022-11-19 07:15:28,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:28,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:29,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:29,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64065202] [2022-11-19 07:15:29,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64065202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:29,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:29,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:29,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334638890] [2022-11-19 07:15:29,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:29,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:29,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:29,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:29,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:29,869 INFO L87 Difference]: Start difference. First operand has 1793 states, 1084 states have (on average 1.3736162361623616) internal successors, (1489), 1176 states have internal predecessors, (1489), 565 states have call successors, (565), 115 states have call predecessors, (565), 114 states have return successors, (559), 527 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 07:15:31,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:31,309 INFO L93 Difference]: Finished difference Result 3557 states and 5408 transitions. [2022-11-19 07:15:31,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:31,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 46 [2022-11-19 07:15:31,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:31,348 INFO L225 Difference]: With dead ends: 3557 [2022-11-19 07:15:31,348 INFO L226 Difference]: Without dead ends: 1776 [2022-11-19 07:15:31,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:31,370 INFO L413 NwaCegarLoop]: 2334 mSDtfsCounter, 2560 mSDsluCounter, 2334 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2562 SdHoareTripleChecker+Valid, 4668 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:31,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2562 Valid, 4668 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 07:15:31,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2022-11-19 07:15:31,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2022-11-19 07:15:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1076 states have (on average 1.3429368029739777) internal successors, (1445), 1163 states have internal predecessors, (1445), 559 states have call successors, (559), 114 states have call predecessors, (559), 113 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:31,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2561 transitions. [2022-11-19 07:15:31,630 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2561 transitions. Word has length 46 [2022-11-19 07:15:31,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:31,632 INFO L495 AbstractCegarLoop]: Abstraction has 1776 states and 2561 transitions. [2022-11-19 07:15:31,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 07:15:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2561 transitions. [2022-11-19 07:15:31,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-19 07:15:31,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:31,636 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:31,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:15:31,636 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 27 more)] === [2022-11-19 07:15:31,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:31,638 INFO L85 PathProgramCache]: Analyzing trace with hash -14046104, now seen corresponding path program 1 times [2022-11-19 07:15:31,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:31,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022224084] [2022-11-19 07:15:31,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:31,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:31,991 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:31,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022224084] [2022-11-19 07:15:31,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022224084] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:31,992 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:31,992 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:31,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490864499] [2022-11-19 07:15:31,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:31,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:31,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:31,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:31,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:31,996 INFO L87 Difference]: Start difference. First operand 1776 states and 2561 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 07:15:33,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:33,261 INFO L93 Difference]: Finished difference Result 1776 states and 2561 transitions. [2022-11-19 07:15:33,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:33,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 51 [2022-11-19 07:15:33,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:33,273 INFO L225 Difference]: With dead ends: 1776 [2022-11-19 07:15:33,274 INFO L226 Difference]: Without dead ends: 1774 [2022-11-19 07:15:33,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:33,276 INFO L413 NwaCegarLoop]: 2314 mSDtfsCounter, 2538 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 4628 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:33,277 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2540 Valid, 4628 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 07:15:33,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1774 states. [2022-11-19 07:15:33,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1774 to 1774. [2022-11-19 07:15:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1774 states, 1075 states have (on average 1.3423255813953487) internal successors, (1443), 1161 states have internal predecessors, (1443), 559 states have call successors, (559), 114 states have call predecessors, (559), 113 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2559 transitions. [2022-11-19 07:15:33,453 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2559 transitions. Word has length 51 [2022-11-19 07:15:33,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:33,454 INFO L495 AbstractCegarLoop]: Abstraction has 1774 states and 2559 transitions. [2022-11-19 07:15:33,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 07:15:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2559 transitions. [2022-11-19 07:15:33,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-19 07:15:33,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:33,464 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:33,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:15:33,464 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:15:33,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:33,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1590761171, now seen corresponding path program 1 times [2022-11-19 07:15:33,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:33,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261814447] [2022-11-19 07:15:33,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:33,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:34,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-19 07:15:34,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:34,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261814447] [2022-11-19 07:15:34,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261814447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:34,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:34,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:15:34,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109166065] [2022-11-19 07:15:34,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:34,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:15:34,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:34,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:15:34,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:34,059 INFO L87 Difference]: Start difference. First operand 1774 states and 2559 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:15:35,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:35,721 INFO L93 Difference]: Finished difference Result 1790 states and 2571 transitions. [2022-11-19 07:15:35,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:15:35,721 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-11-19 07:15:35,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:35,733 INFO L225 Difference]: With dead ends: 1790 [2022-11-19 07:15:35,733 INFO L226 Difference]: Without dead ends: 1788 [2022-11-19 07:15:35,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:15:35,741 INFO L413 NwaCegarLoop]: 2318 mSDtfsCounter, 2521 mSDsluCounter, 4654 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2524 SdHoareTripleChecker+Valid, 6972 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:35,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2524 Valid, 6972 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 746 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-19 07:15:35,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2022-11-19 07:15:35,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1786. [2022-11-19 07:15:35,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1786 states, 1083 states have (on average 1.3407202216066483) internal successors, (1452), 1169 states have internal predecessors, (1452), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2568 transitions. [2022-11-19 07:15:35,937 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2568 transitions. Word has length 53 [2022-11-19 07:15:35,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:35,939 INFO L495 AbstractCegarLoop]: Abstraction has 1786 states and 2568 transitions. [2022-11-19 07:15:35,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:15:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2568 transitions. [2022-11-19 07:15:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-19 07:15:35,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:35,944 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:35,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:15:35,945 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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 27 more)] === [2022-11-19 07:15:35,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:35,946 INFO L85 PathProgramCache]: Analyzing trace with hash -381933958, now seen corresponding path program 1 times [2022-11-19 07:15:35,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:35,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866262439] [2022-11-19 07:15:35,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:36,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:36,281 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:36,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866262439] [2022-11-19 07:15:36,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866262439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:36,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:36,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:36,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392115707] [2022-11-19 07:15:36,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:36,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:36,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:36,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:36,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:36,284 INFO L87 Difference]: Start difference. First operand 1786 states and 2568 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 07:15:37,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:37,474 INFO L93 Difference]: Finished difference Result 1786 states and 2568 transitions. [2022-11-19 07:15:37,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:37,475 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 56 [2022-11-19 07:15:37,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:37,486 INFO L225 Difference]: With dead ends: 1786 [2022-11-19 07:15:37,486 INFO L226 Difference]: Without dead ends: 1784 [2022-11-19 07:15:37,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:37,489 INFO L413 NwaCegarLoop]: 2312 mSDtfsCounter, 2535 mSDsluCounter, 2312 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2537 SdHoareTripleChecker+Valid, 4624 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:37,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2537 Valid, 4624 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:15:37,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2022-11-19 07:15:37,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1784. [2022-11-19 07:15:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1784 states, 1082 states have (on average 1.3401109057301295) internal successors, (1450), 1167 states have internal predecessors, (1450), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:37,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2566 transitions. [2022-11-19 07:15:37,620 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2566 transitions. Word has length 56 [2022-11-19 07:15:37,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:37,621 INFO L495 AbstractCegarLoop]: Abstraction has 1784 states and 2566 transitions. [2022-11-19 07:15:37,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 07:15:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2566 transitions. [2022-11-19 07:15:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-19 07:15:37,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:37,623 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:37,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:15:37,623 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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 27 more)] === [2022-11-19 07:15:37,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:37,624 INFO L85 PathProgramCache]: Analyzing trace with hash 476453575, now seen corresponding path program 1 times [2022-11-19 07:15:37,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:37,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901983588] [2022-11-19 07:15:37,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:37,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:38,073 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:38,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901983588] [2022-11-19 07:15:38,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901983588] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:38,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:38,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:38,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560278814] [2022-11-19 07:15:38,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:38,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:38,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:38,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:38,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:38,077 INFO L87 Difference]: Start difference. First operand 1784 states and 2566 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 07:15:39,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:39,506 INFO L93 Difference]: Finished difference Result 1784 states and 2566 transitions. [2022-11-19 07:15:39,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:39,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 61 [2022-11-19 07:15:39,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:39,519 INFO L225 Difference]: With dead ends: 1784 [2022-11-19 07:15:39,520 INFO L226 Difference]: Without dead ends: 1782 [2022-11-19 07:15:39,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:39,522 INFO L413 NwaCegarLoop]: 2310 mSDtfsCounter, 2532 mSDsluCounter, 2310 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2534 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:39,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2534 Valid, 4620 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 07:15:39,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-19 07:15:39,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-19 07:15:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1081 states have (on average 1.33950046253469) internal successors, (1448), 1165 states have internal predecessors, (1448), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2564 transitions. [2022-11-19 07:15:39,699 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2564 transitions. Word has length 61 [2022-11-19 07:15:39,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:39,702 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2564 transitions. [2022-11-19 07:15:39,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 07:15:39,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2564 transitions. [2022-11-19 07:15:39,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-19 07:15:39,704 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:39,704 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:39,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:15:39,704 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:15:39,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:39,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1375336254, now seen corresponding path program 1 times [2022-11-19 07:15:39,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:39,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588094954] [2022-11-19 07:15:39,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:39,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:40,148 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-19 07:15:40,149 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:40,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588094954] [2022-11-19 07:15:40,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588094954] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:40,149 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:40,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:15:40,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121909071] [2022-11-19 07:15:40,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:40,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:15:40,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:40,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:15:40,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:40,151 INFO L87 Difference]: Start difference. First operand 1782 states and 2564 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-19 07:15:42,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:42,045 INFO L93 Difference]: Finished difference Result 1784 states and 2565 transitions. [2022-11-19 07:15:42,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:15:42,046 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) Word has length 63 [2022-11-19 07:15:42,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:42,056 INFO L225 Difference]: With dead ends: 1784 [2022-11-19 07:15:42,057 INFO L226 Difference]: Without dead ends: 1782 [2022-11-19 07:15:42,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:15:42,059 INFO L413 NwaCegarLoop]: 2309 mSDtfsCounter, 23 mSDsluCounter, 6910 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 9219 SdHoareTripleChecker+Invalid, 984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:42,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 9219 Invalid, 984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-19 07:15:42,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2022-11-19 07:15:42,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2022-11-19 07:15:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1081 states have (on average 1.3385753931544866) internal successors, (1447), 1165 states have internal predecessors, (1447), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:42,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 2563 transitions. [2022-11-19 07:15:42,196 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 2563 transitions. Word has length 63 [2022-11-19 07:15:42,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:42,197 INFO L495 AbstractCegarLoop]: Abstraction has 1782 states and 2563 transitions. [2022-11-19 07:15:42,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-19 07:15:42,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2563 transitions. [2022-11-19 07:15:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-19 07:15:42,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:42,200 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:42,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:15:42,200 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 27 more)] === [2022-11-19 07:15:42,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:42,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1102711066, now seen corresponding path program 1 times [2022-11-19 07:15:42,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:42,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845262676] [2022-11-19 07:15:42,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:42,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:42,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:42,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845262676] [2022-11-19 07:15:42,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845262676] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:42,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:42,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:42,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477040809] [2022-11-19 07:15:42,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:42,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:42,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:42,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:42,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:42,511 INFO L87 Difference]: Start difference. First operand 1782 states and 2563 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 07:15:43,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:43,740 INFO L93 Difference]: Finished difference Result 1782 states and 2563 transitions. [2022-11-19 07:15:43,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:43,741 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 66 [2022-11-19 07:15:43,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:43,751 INFO L225 Difference]: With dead ends: 1782 [2022-11-19 07:15:43,751 INFO L226 Difference]: Without dead ends: 1780 [2022-11-19 07:15:43,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:43,756 INFO L413 NwaCegarLoop]: 2308 mSDtfsCounter, 2529 mSDsluCounter, 2308 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2531 SdHoareTripleChecker+Valid, 4616 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:43,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2531 Valid, 4616 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:15:43,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1780 states. [2022-11-19 07:15:43,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1780 to 1780. [2022-11-19 07:15:43,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1780 states, 1080 states have (on average 1.337962962962963) internal successors, (1445), 1163 states have internal predecessors, (1445), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1780 states and 2561 transitions. [2022-11-19 07:15:43,977 INFO L78 Accepts]: Start accepts. Automaton has 1780 states and 2561 transitions. Word has length 66 [2022-11-19 07:15:43,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:43,978 INFO L495 AbstractCegarLoop]: Abstraction has 1780 states and 2561 transitions. [2022-11-19 07:15:43,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 07:15:43,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2561 transitions. [2022-11-19 07:15:43,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-19 07:15:43,981 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:43,981 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:43,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-19 07:15:43,983 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:15:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:43,983 INFO L85 PathProgramCache]: Analyzing trace with hash 588822883, now seen corresponding path program 1 times [2022-11-19 07:15:43,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:43,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688477730] [2022-11-19 07:15:43,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:43,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:44,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:44,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688477730] [2022-11-19 07:15:44,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688477730] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:44,271 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:44,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:44,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313472511] [2022-11-19 07:15:44,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:44,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:44,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:44,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:44,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:44,273 INFO L87 Difference]: Start difference. First operand 1780 states and 2561 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 07:15:45,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:45,469 INFO L93 Difference]: Finished difference Result 1780 states and 2561 transitions. [2022-11-19 07:15:45,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:45,470 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 71 [2022-11-19 07:15:45,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:45,481 INFO L225 Difference]: With dead ends: 1780 [2022-11-19 07:15:45,481 INFO L226 Difference]: Without dead ends: 1778 [2022-11-19 07:15:45,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:45,483 INFO L413 NwaCegarLoop]: 2306 mSDtfsCounter, 2526 mSDsluCounter, 2306 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2528 SdHoareTripleChecker+Valid, 4612 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:45,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2528 Valid, 4612 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:15:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2022-11-19 07:15:45,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1778. [2022-11-19 07:15:45,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1778 states, 1079 states have (on average 1.3373493975903614) internal successors, (1443), 1161 states have internal predecessors, (1443), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:45,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1778 states and 2559 transitions. [2022-11-19 07:15:45,630 INFO L78 Accepts]: Start accepts. Automaton has 1778 states and 2559 transitions. Word has length 71 [2022-11-19 07:15:45,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:45,631 INFO L495 AbstractCegarLoop]: Abstraction has 1778 states and 2559 transitions. [2022-11-19 07:15:45,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 07:15:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2559 transitions. [2022-11-19 07:15:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-19 07:15:45,633 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:45,633 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:45,633 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 07:15:45,633 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 27 more)] === [2022-11-19 07:15:45,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:45,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1669651352, now seen corresponding path program 1 times [2022-11-19 07:15:45,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:45,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381805825] [2022-11-19 07:15:45,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:45,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:45,940 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:45,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381805825] [2022-11-19 07:15:45,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381805825] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:45,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:45,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:45,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471440018] [2022-11-19 07:15:45,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:45,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:45,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:45,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:45,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:45,944 INFO L87 Difference]: Start difference. First operand 1778 states and 2559 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 07:15:47,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:47,165 INFO L93 Difference]: Finished difference Result 1778 states and 2559 transitions. [2022-11-19 07:15:47,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:47,166 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 76 [2022-11-19 07:15:47,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:47,180 INFO L225 Difference]: With dead ends: 1778 [2022-11-19 07:15:47,180 INFO L226 Difference]: Without dead ends: 1776 [2022-11-19 07:15:47,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:47,184 INFO L413 NwaCegarLoop]: 2304 mSDtfsCounter, 2523 mSDsluCounter, 2304 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 4608 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:47,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 4608 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:15:47,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1776 states. [2022-11-19 07:15:47,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1776 to 1776. [2022-11-19 07:15:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1078 states have (on average 1.336734693877551) internal successors, (1441), 1159 states have internal predecessors, (1441), 559 states have call successors, (559), 118 states have call predecessors, (559), 117 states have return successors, (557), 525 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-19 07:15:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2557 transitions. [2022-11-19 07:15:47,345 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2557 transitions. Word has length 76 [2022-11-19 07:15:47,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:47,346 INFO L495 AbstractCegarLoop]: Abstraction has 1776 states and 2557 transitions. [2022-11-19 07:15:47,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 07:15:47,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2557 transitions. [2022-11-19 07:15:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-19 07:15:47,350 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:47,351 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:47,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 07:15:47,351 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 27 more)] === [2022-11-19 07:15:47,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:47,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1538217182, now seen corresponding path program 1 times [2022-11-19 07:15:47,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:47,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051663048] [2022-11-19 07:15:47,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:47,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:47,616 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 07:15:47,616 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:47,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051663048] [2022-11-19 07:15:47,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051663048] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:47,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:47,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:47,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523376759] [2022-11-19 07:15:47,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:47,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:47,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:47,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:47,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:47,619 INFO L87 Difference]: Start difference. First operand 1776 states and 2557 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, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:15:51,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:51,075 INFO L93 Difference]: Finished difference Result 3649 states and 5201 transitions. [2022-11-19 07:15:51,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:51,076 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, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 84 [2022-11-19 07:15:51,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:51,089 INFO L225 Difference]: With dead ends: 3649 [2022-11-19 07:15:51,089 INFO L226 Difference]: Without dead ends: 1894 [2022-11-19 07:15:51,098 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:51,099 INFO L413 NwaCegarLoop]: 2378 mSDtfsCounter, 2622 mSDsluCounter, 1259 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 3637 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:51,099 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2622 Valid, 3637 Invalid, 1654 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-19 07:15:51,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2022-11-19 07:15:51,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 1864. [2022-11-19 07:15:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1864 states, 1143 states have (on average 1.3280839895013123) internal successors, (1518), 1224 states have internal predecessors, (1518), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:15:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1864 states and 2636 transitions. [2022-11-19 07:15:51,290 INFO L78 Accepts]: Start accepts. Automaton has 1864 states and 2636 transitions. Word has length 84 [2022-11-19 07:15:51,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:51,291 INFO L495 AbstractCegarLoop]: Abstraction has 1864 states and 2636 transitions. [2022-11-19 07:15:51,291 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, (15), 1 states have call predecessors, (15), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:15:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2636 transitions. [2022-11-19 07:15:51,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-19 07:15:51,293 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:51,293 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:51,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 07:15:51,294 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 27 more)] === [2022-11-19 07:15:51,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:51,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1649887596, now seen corresponding path program 1 times [2022-11-19 07:15:51,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:51,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968186933] [2022-11-19 07:15:51,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:51,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:51,571 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:51,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968186933] [2022-11-19 07:15:51,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968186933] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:51,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:51,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:51,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106804177] [2022-11-19 07:15:51,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:51,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:51,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:51,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:51,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:51,574 INFO L87 Difference]: Start difference. First operand 1864 states and 2636 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 07:15:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:52,752 INFO L93 Difference]: Finished difference Result 1864 states and 2636 transitions. [2022-11-19 07:15:52,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:52,753 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 81 [2022-11-19 07:15:52,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:52,767 INFO L225 Difference]: With dead ends: 1864 [2022-11-19 07:15:52,767 INFO L226 Difference]: Without dead ends: 1862 [2022-11-19 07:15:52,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:52,770 INFO L413 NwaCegarLoop]: 2301 mSDtfsCounter, 2523 mSDsluCounter, 2297 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 4598 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:52,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 4598 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:15:52,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1862 states. [2022-11-19 07:15:52,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1862 to 1862. [2022-11-19 07:15:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1862 states, 1142 states have (on average 1.3266199649737302) internal successors, (1515), 1222 states have internal predecessors, (1515), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:15:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1862 states and 2633 transitions. [2022-11-19 07:15:52,991 INFO L78 Accepts]: Start accepts. Automaton has 1862 states and 2633 transitions. Word has length 81 [2022-11-19 07:15:52,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:52,992 INFO L495 AbstractCegarLoop]: Abstraction has 1862 states and 2633 transitions. [2022-11-19 07:15:52,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:15:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2633 transitions. [2022-11-19 07:15:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-19 07:15:52,994 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:52,994 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:52,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 07:15:52,994 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 27 more)] === [2022-11-19 07:15:52,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:52,995 INFO L85 PathProgramCache]: Analyzing trace with hash 517421887, now seen corresponding path program 1 times [2022-11-19 07:15:52,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:52,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212467790] [2022-11-19 07:15:52,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:52,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:53,195 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 07:15:53,196 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:53,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212467790] [2022-11-19 07:15:53,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212467790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:53,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:53,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:15:53,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632515234] [2022-11-19 07:15:53,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:53,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:15:53,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:53,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:15:53,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:15:53,198 INFO L87 Difference]: Start difference. First operand 1862 states and 2633 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:15:54,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:54,036 INFO L93 Difference]: Finished difference Result 3699 states and 5229 transitions. [2022-11-19 07:15:54,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:15:54,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 89 [2022-11-19 07:15:54,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:54,055 INFO L225 Difference]: With dead ends: 3699 [2022-11-19 07:15:54,055 INFO L226 Difference]: Without dead ends: 1858 [2022-11-19 07:15:54,062 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 07:15:54,064 INFO L413 NwaCegarLoop]: 2297 mSDtfsCounter, 2534 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2534 SdHoareTripleChecker+Valid, 2297 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:54,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2534 Valid, 2297 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:15:54,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2022-11-19 07:15:54,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1858. [2022-11-19 07:15:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1139 states have (on average 1.3257243195785777) internal successors, (1510), 1218 states have internal predecessors, (1510), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:15:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2628 transitions. [2022-11-19 07:15:54,244 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2628 transitions. Word has length 89 [2022-11-19 07:15:54,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:54,245 INFO L495 AbstractCegarLoop]: Abstraction has 1858 states and 2628 transitions. [2022-11-19 07:15:54,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (16), 1 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:15:54,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2628 transitions. [2022-11-19 07:15:54,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-19 07:15:54,247 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:54,247 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:54,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 07:15:54,248 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:15:54,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:54,248 INFO L85 PathProgramCache]: Analyzing trace with hash 699183919, now seen corresponding path program 1 times [2022-11-19 07:15:54,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:54,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748849422] [2022-11-19 07:15:54,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:54,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:54,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:54,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:54,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748849422] [2022-11-19 07:15:54,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748849422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:54,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:54,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:54,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622658120] [2022-11-19 07:15:54,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:54,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:54,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:54,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:54,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:54,581 INFO L87 Difference]: Start difference. First operand 1858 states and 2628 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:15:55,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:55,922 INFO L93 Difference]: Finished difference Result 1858 states and 2628 transitions. [2022-11-19 07:15:55,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:15:55,923 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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 83 [2022-11-19 07:15:55,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:55,933 INFO L225 Difference]: With dead ends: 1858 [2022-11-19 07:15:55,934 INFO L226 Difference]: Without dead ends: 1856 [2022-11-19 07:15:55,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:15:55,936 INFO L413 NwaCegarLoop]: 2294 mSDtfsCounter, 2510 mSDsluCounter, 2294 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2512 SdHoareTripleChecker+Valid, 4588 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:55,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2512 Valid, 4588 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 07:15:55,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2022-11-19 07:15:56,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1856. [2022-11-19 07:15:56,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1138 states have (on average 1.3242530755711774) internal successors, (1507), 1216 states have internal predecessors, (1507), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:15:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2625 transitions. [2022-11-19 07:15:56,126 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2625 transitions. Word has length 83 [2022-11-19 07:15:56,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:56,127 INFO L495 AbstractCegarLoop]: Abstraction has 1856 states and 2625 transitions. [2022-11-19 07:15:56,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:15:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2625 transitions. [2022-11-19 07:15:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 07:15:56,129 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:56,129 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:56,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 07:15:56,130 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 27 more)] === [2022-11-19 07:15:56,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:56,130 INFO L85 PathProgramCache]: Analyzing trace with hash 473648737, now seen corresponding path program 1 times [2022-11-19 07:15:56,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:56,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423093101] [2022-11-19 07:15:56,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:56,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-19 07:15:56,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:56,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423093101] [2022-11-19 07:15:56,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423093101] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:15:56,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408381425] [2022-11-19 07:15:56,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:56,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:15:56,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:15:56,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:15:56,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:15:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:57,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 07:15:57,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:15:57,482 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 07:15:57,483 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:15:57,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408381425] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:57,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:15:57,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-19 07:15:57,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542507485] [2022-11-19 07:15:57,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:57,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:15:57,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:57,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:15:57,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:15:57,486 INFO L87 Difference]: Start difference. First operand 1856 states and 2625 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:15:58,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:58,361 INFO L93 Difference]: Finished difference Result 3687 states and 5213 transitions. [2022-11-19 07:15:58,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:15:58,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 94 [2022-11-19 07:15:58,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:58,373 INFO L225 Difference]: With dead ends: 3687 [2022-11-19 07:15:58,374 INFO L226 Difference]: Without dead ends: 1852 [2022-11-19 07:15:58,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 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 07:15:58,381 INFO L413 NwaCegarLoop]: 2290 mSDtfsCounter, 2511 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2511 SdHoareTripleChecker+Valid, 2290 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:58,381 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2511 Valid, 2290 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:15:58,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2022-11-19 07:15:58,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1852. [2022-11-19 07:15:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1135 states have (on average 1.3233480176211454) internal successors, (1502), 1212 states have internal predecessors, (1502), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:15:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2620 transitions. [2022-11-19 07:15:58,595 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2620 transitions. Word has length 94 [2022-11-19 07:15:58,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:58,595 INFO L495 AbstractCegarLoop]: Abstraction has 1852 states and 2620 transitions. [2022-11-19 07:15:58,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:15:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2620 transitions. [2022-11-19 07:15:58,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-19 07:15:58,597 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:58,598 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:58,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-19 07:15:58,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:15:58,807 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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 27 more)] === [2022-11-19 07:15:58,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:58,808 INFO L85 PathProgramCache]: Analyzing trace with hash -570081154, now seen corresponding path program 1 times [2022-11-19 07:15:58,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:58,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110658049] [2022-11-19 07:15:58,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:58,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:15:59,098 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:59,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110658049] [2022-11-19 07:15:59,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110658049] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:59,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:59,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:15:59,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179947313] [2022-11-19 07:15:59,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:59,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:15:59,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:59,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:15:59,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:15:59,102 INFO L87 Difference]: Start difference. First operand 1852 states and 2620 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:16:00,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:00,312 INFO L93 Difference]: Finished difference Result 1852 states and 2620 transitions. [2022-11-19 07:16:00,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:00,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 88 [2022-11-19 07:16:00,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:00,320 INFO L225 Difference]: With dead ends: 1852 [2022-11-19 07:16:00,321 INFO L226 Difference]: Without dead ends: 1850 [2022-11-19 07:16:00,322 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:00,322 INFO L413 NwaCegarLoop]: 2287 mSDtfsCounter, 2504 mSDsluCounter, 2287 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2506 SdHoareTripleChecker+Valid, 4574 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:00,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2506 Valid, 4574 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:16:00,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2022-11-19 07:16:00,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1850. [2022-11-19 07:16:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1850 states, 1134 states have (on average 1.3218694885361553) internal successors, (1499), 1210 states have internal predecessors, (1499), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:16:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 2617 transitions. [2022-11-19 07:16:00,546 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 2617 transitions. Word has length 88 [2022-11-19 07:16:00,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:00,546 INFO L495 AbstractCegarLoop]: Abstraction has 1850 states and 2617 transitions. [2022-11-19 07:16:00,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:16:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2617 transitions. [2022-11-19 07:16:00,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-19 07:16:00,548 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:00,549 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:00,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-19 07:16:00,549 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:16:00,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:00,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1753557484, now seen corresponding path program 1 times [2022-11-19 07:16:00,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:00,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778520570] [2022-11-19 07:16:00,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:00,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:00,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:00,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778520570] [2022-11-19 07:16:00,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778520570] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:00,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:00,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:00,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719922326] [2022-11-19 07:16:00,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:00,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:00,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:00,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:00,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:00,828 INFO L87 Difference]: Start difference. First operand 1850 states and 2617 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:16:02,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:02,066 INFO L93 Difference]: Finished difference Result 1850 states and 2617 transitions. [2022-11-19 07:16:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:02,071 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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 93 [2022-11-19 07:16:02,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:02,086 INFO L225 Difference]: With dead ends: 1850 [2022-11-19 07:16:02,088 INFO L226 Difference]: Without dead ends: 1848 [2022-11-19 07:16:02,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:02,090 INFO L413 NwaCegarLoop]: 2285 mSDtfsCounter, 2501 mSDsluCounter, 2285 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2503 SdHoareTripleChecker+Valid, 4570 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:02,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2503 Valid, 4570 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:02,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2022-11-19 07:16:02,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1848. [2022-11-19 07:16:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1848 states, 1133 states have (on average 1.3203883495145632) internal successors, (1496), 1208 states have internal predecessors, (1496), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:16:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2614 transitions. [2022-11-19 07:16:02,480 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2614 transitions. Word has length 93 [2022-11-19 07:16:02,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:02,481 INFO L495 AbstractCegarLoop]: Abstraction has 1848 states and 2614 transitions. [2022-11-19 07:16:02,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:16:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2614 transitions. [2022-11-19 07:16:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-19 07:16:02,483 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:02,484 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:02,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-19 07:16:02,484 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:16:02,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:02,485 INFO L85 PathProgramCache]: Analyzing trace with hash -2025660083, now seen corresponding path program 1 times [2022-11-19 07:16:02,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:02,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400342893] [2022-11-19 07:16:02,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:02,787 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:02,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:02,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400342893] [2022-11-19 07:16:02,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400342893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:02,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:02,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:02,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314371967] [2022-11-19 07:16:02,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:02,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:02,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:02,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:02,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:02,790 INFO L87 Difference]: Start difference. First operand 1848 states and 2614 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:16:04,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:04,043 INFO L93 Difference]: Finished difference Result 1848 states and 2614 transitions. [2022-11-19 07:16:04,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:04,044 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 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 98 [2022-11-19 07:16:04,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:04,051 INFO L225 Difference]: With dead ends: 1848 [2022-11-19 07:16:04,051 INFO L226 Difference]: Without dead ends: 1846 [2022-11-19 07:16:04,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:04,053 INFO L413 NwaCegarLoop]: 2283 mSDtfsCounter, 2498 mSDsluCounter, 2283 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2500 SdHoareTripleChecker+Valid, 4566 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:04,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2500 Valid, 4566 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:04,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2022-11-19 07:16:04,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1846. [2022-11-19 07:16:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1132 states have (on average 1.318904593639576) internal successors, (1493), 1206 states have internal predecessors, (1493), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:16:04,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2611 transitions. [2022-11-19 07:16:04,305 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2611 transitions. Word has length 98 [2022-11-19 07:16:04,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:04,307 INFO L495 AbstractCegarLoop]: Abstraction has 1846 states and 2611 transitions. [2022-11-19 07:16:04,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:16:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2611 transitions. [2022-11-19 07:16:04,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-19 07:16:04,311 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:04,311 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:04,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-19 07:16:04,311 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:16:04,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:04,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1459043206, now seen corresponding path program 1 times [2022-11-19 07:16:04,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:04,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973653764] [2022-11-19 07:16:04,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:04,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:04,620 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:04,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973653764] [2022-11-19 07:16:04,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973653764] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:04,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:04,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:04,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87899675] [2022-11-19 07:16:04,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:04,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:04,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:04,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:04,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:04,624 INFO L87 Difference]: Start difference. First operand 1846 states and 2611 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:16:05,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:05,835 INFO L93 Difference]: Finished difference Result 1846 states and 2611 transitions. [2022-11-19 07:16:05,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:05,836 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 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 103 [2022-11-19 07:16:05,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:05,843 INFO L225 Difference]: With dead ends: 1846 [2022-11-19 07:16:05,843 INFO L226 Difference]: Without dead ends: 1844 [2022-11-19 07:16:05,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:05,845 INFO L413 NwaCegarLoop]: 2281 mSDtfsCounter, 2495 mSDsluCounter, 2281 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2497 SdHoareTripleChecker+Valid, 4562 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:05,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2497 Valid, 4562 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:16:05,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2022-11-19 07:16:06,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1844. [2022-11-19 07:16:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1844 states, 1131 states have (on average 1.3174182139699382) internal successors, (1490), 1204 states have internal predecessors, (1490), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:16:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1844 states and 2608 transitions. [2022-11-19 07:16:06,075 INFO L78 Accepts]: Start accepts. Automaton has 1844 states and 2608 transitions. Word has length 103 [2022-11-19 07:16:06,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:06,076 INFO L495 AbstractCegarLoop]: Abstraction has 1844 states and 2608 transitions. [2022-11-19 07:16:06,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:16:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2608 transitions. [2022-11-19 07:16:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-19 07:16:06,078 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:06,079 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:06,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-19 07:16:06,079 INFO L420 AbstractCegarLoop]: === Iteration 19 === 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 27 more)] === [2022-11-19 07:16:06,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:06,080 INFO L85 PathProgramCache]: Analyzing trace with hash 326951548, now seen corresponding path program 1 times [2022-11-19 07:16:06,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:06,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995159985] [2022-11-19 07:16:06,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:06,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:06,352 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:06,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995159985] [2022-11-19 07:16:06,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995159985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:06,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:06,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:06,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025067098] [2022-11-19 07:16:06,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:06,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:06,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:06,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:06,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:06,355 INFO L87 Difference]: Start difference. First operand 1844 states and 2608 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:16:07,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:07,639 INFO L93 Difference]: Finished difference Result 1844 states and 2608 transitions. [2022-11-19 07:16:07,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:07,640 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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 108 [2022-11-19 07:16:07,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:07,647 INFO L225 Difference]: With dead ends: 1844 [2022-11-19 07:16:07,647 INFO L226 Difference]: Without dead ends: 1842 [2022-11-19 07:16:07,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:07,650 INFO L413 NwaCegarLoop]: 2279 mSDtfsCounter, 2492 mSDsluCounter, 2279 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2494 SdHoareTripleChecker+Valid, 4558 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:07,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2494 Valid, 4558 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:07,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2022-11-19 07:16:07,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2022-11-19 07:16:07,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1130 states have (on average 1.315929203539823) internal successors, (1487), 1202 states have internal predecessors, (1487), 560 states have call successors, (560), 140 states have call predecessors, (560), 139 states have return successors, (558), 526 states have call predecessors, (558), 558 states have call successors, (558) [2022-11-19 07:16:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2605 transitions. [2022-11-19 07:16:07,917 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2605 transitions. Word has length 108 [2022-11-19 07:16:07,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:07,917 INFO L495 AbstractCegarLoop]: Abstraction has 1842 states and 2605 transitions. [2022-11-19 07:16:07,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:16:07,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2605 transitions. [2022-11-19 07:16:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-19 07:16:07,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:07,920 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:07,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-19 07:16:07,920 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:07,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:07,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1276870460, now seen corresponding path program 1 times [2022-11-19 07:16:07,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:07,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767200075] [2022-11-19 07:16:07,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:07,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-11-19 07:16:08,684 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:08,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767200075] [2022-11-19 07:16:08,685 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767200075] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:08,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:08,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:16:08,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044814078] [2022-11-19 07:16:08,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:08,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:16:08,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:08,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:16:08,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:08,687 INFO L87 Difference]: Start difference. First operand 1842 states and 2605 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:16:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:10,555 INFO L93 Difference]: Finished difference Result 2262 states and 3199 transitions. [2022-11-19 07:16:10,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 07:16:10,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 142 [2022-11-19 07:16:10,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:10,567 INFO L225 Difference]: With dead ends: 2262 [2022-11-19 07:16:10,567 INFO L226 Difference]: Without dead ends: 2260 [2022-11-19 07:16:10,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:16:10,570 INFO L413 NwaCegarLoop]: 2479 mSDtfsCounter, 2004 mSDsluCounter, 5904 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2007 SdHoareTripleChecker+Valid, 8383 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:10,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2007 Valid, 8383 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-19 07:16:10,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2022-11-19 07:16:10,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2250. [2022-11-19 07:16:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2250 states, 1353 states have (on average 1.3074648928307464) internal successors, (1769), 1462 states have internal predecessors, (1769), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-19 07:16:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 2250 states and 3191 transitions. [2022-11-19 07:16:10,916 INFO L78 Accepts]: Start accepts. Automaton has 2250 states and 3191 transitions. Word has length 142 [2022-11-19 07:16:10,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:10,917 INFO L495 AbstractCegarLoop]: Abstraction has 2250 states and 3191 transitions. [2022-11-19 07:16:10,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:16:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 3191 transitions. [2022-11-19 07:16:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-19 07:16:10,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:10,920 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:10,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-19 07:16:10,920 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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 27 more)] === [2022-11-19 07:16:10,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:10,921 INFO L85 PathProgramCache]: Analyzing trace with hash -953209322, now seen corresponding path program 1 times [2022-11-19 07:16:10,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:10,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422920961] [2022-11-19 07:16:10,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:10,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:11,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:11,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422920961] [2022-11-19 07:16:11,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422920961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:11,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:11,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:11,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193318571] [2022-11-19 07:16:11,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:11,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:11,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:11,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:11,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:11,267 INFO L87 Difference]: Start difference. First operand 2250 states and 3191 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:16:12,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:12,665 INFO L93 Difference]: Finished difference Result 2250 states and 3191 transitions. [2022-11-19 07:16:12,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:12,666 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 113 [2022-11-19 07:16:12,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:12,675 INFO L225 Difference]: With dead ends: 2250 [2022-11-19 07:16:12,675 INFO L226 Difference]: Without dead ends: 2248 [2022-11-19 07:16:12,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:12,678 INFO L413 NwaCegarLoop]: 2277 mSDtfsCounter, 2489 mSDsluCounter, 2277 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2491 SdHoareTripleChecker+Valid, 4554 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:12,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2491 Valid, 4554 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:16:12,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2248 states. [2022-11-19 07:16:13,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2248 to 2248. [2022-11-19 07:16:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2248 states, 1352 states have (on average 1.3062130177514792) internal successors, (1766), 1460 states have internal predecessors, (1766), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-19 07:16:13,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 2248 states and 3188 transitions. [2022-11-19 07:16:13,054 INFO L78 Accepts]: Start accepts. Automaton has 2248 states and 3188 transitions. Word has length 113 [2022-11-19 07:16:13,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:13,054 INFO L495 AbstractCegarLoop]: Abstraction has 2248 states and 3188 transitions. [2022-11-19 07:16:13,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:16:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 3188 transitions. [2022-11-19 07:16:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-19 07:16:13,057 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:13,057 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:13,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-19 07:16:13,058 INFO L420 AbstractCegarLoop]: === Iteration 22 === 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 27 more)] === [2022-11-19 07:16:13,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:13,058 INFO L85 PathProgramCache]: Analyzing trace with hash -534926146, now seen corresponding path program 1 times [2022-11-19 07:16:13,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:13,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139989141] [2022-11-19 07:16:13,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:13,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:13,667 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:13,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139989141] [2022-11-19 07:16:13,668 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139989141] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:13,668 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:13,668 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:13,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884438235] [2022-11-19 07:16:13,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:13,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:13,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:13,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:13,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:13,671 INFO L87 Difference]: Start difference. First operand 2248 states and 3188 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:16:15,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:15,149 INFO L93 Difference]: Finished difference Result 2248 states and 3188 transitions. [2022-11-19 07:16:15,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:15,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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 118 [2022-11-19 07:16:15,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:15,159 INFO L225 Difference]: With dead ends: 2248 [2022-11-19 07:16:15,160 INFO L226 Difference]: Without dead ends: 2246 [2022-11-19 07:16:15,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:15,163 INFO L413 NwaCegarLoop]: 2275 mSDtfsCounter, 2486 mSDsluCounter, 2275 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2488 SdHoareTripleChecker+Valid, 4550 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:15,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2488 Valid, 4550 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:15,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2246 states. [2022-11-19 07:16:15,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2246 to 2246. [2022-11-19 07:16:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2246 states, 1351 states have (on average 1.304959289415248) internal successors, (1763), 1458 states have internal predecessors, (1763), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-19 07:16:15,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 2246 states and 3185 transitions. [2022-11-19 07:16:15,588 INFO L78 Accepts]: Start accepts. Automaton has 2246 states and 3185 transitions. Word has length 118 [2022-11-19 07:16:15,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:15,589 INFO L495 AbstractCegarLoop]: Abstraction has 2246 states and 3185 transitions. [2022-11-19 07:16:15,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:16:15,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 3185 transitions. [2022-11-19 07:16:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-19 07:16:15,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:15,592 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:15,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-19 07:16:15,592 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 27 more)] === [2022-11-19 07:16:15,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:15,593 INFO L85 PathProgramCache]: Analyzing trace with hash -2050764328, now seen corresponding path program 1 times [2022-11-19 07:16:15,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:15,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470900729] [2022-11-19 07:16:15,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:15,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:15,879 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:15,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470900729] [2022-11-19 07:16:15,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470900729] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:15,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:15,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:15,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161073318] [2022-11-19 07:16:15,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:15,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:15,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:15,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:15,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:15,881 INFO L87 Difference]: Start difference. First operand 2246 states and 3185 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:16:17,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:17,312 INFO L93 Difference]: Finished difference Result 2246 states and 3185 transitions. [2022-11-19 07:16:17,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:17,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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 123 [2022-11-19 07:16:17,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:17,322 INFO L225 Difference]: With dead ends: 2246 [2022-11-19 07:16:17,323 INFO L226 Difference]: Without dead ends: 2244 [2022-11-19 07:16:17,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:17,325 INFO L413 NwaCegarLoop]: 2273 mSDtfsCounter, 2483 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2485 SdHoareTripleChecker+Valid, 4546 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:17,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2485 Valid, 4546 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:17,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2022-11-19 07:16:17,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 2244. [2022-11-19 07:16:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2244 states, 1350 states have (on average 1.3037037037037038) internal successors, (1760), 1456 states have internal predecessors, (1760), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-19 07:16:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 2244 states and 3182 transitions. [2022-11-19 07:16:17,903 INFO L78 Accepts]: Start accepts. Automaton has 2244 states and 3182 transitions. Word has length 123 [2022-11-19 07:16:17,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:17,903 INFO L495 AbstractCegarLoop]: Abstraction has 2244 states and 3182 transitions. [2022-11-19 07:16:17,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:16:17,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 3182 transitions. [2022-11-19 07:16:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-19 07:16:17,908 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:17,908 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:17,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-19 07:16:17,909 INFO L420 AbstractCegarLoop]: === Iteration 24 === 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 27 more)] === [2022-11-19 07:16:17,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:17,909 INFO L85 PathProgramCache]: Analyzing trace with hash 634554276, now seen corresponding path program 1 times [2022-11-19 07:16:17,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:17,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475630859] [2022-11-19 07:16:17,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:17,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:18,227 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:18,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475630859] [2022-11-19 07:16:18,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475630859] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:18,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:18,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:18,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575668112] [2022-11-19 07:16:18,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:18,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:18,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:18,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:18,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:18,229 INFO L87 Difference]: Start difference. First operand 2244 states and 3182 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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 07:16:19,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:19,723 INFO L93 Difference]: Finished difference Result 2244 states and 3182 transitions. [2022-11-19 07:16:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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 128 [2022-11-19 07:16:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:19,736 INFO L225 Difference]: With dead ends: 2244 [2022-11-19 07:16:19,736 INFO L226 Difference]: Without dead ends: 2242 [2022-11-19 07:16:19,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:19,739 INFO L413 NwaCegarLoop]: 2271 mSDtfsCounter, 2480 mSDsluCounter, 2271 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2482 SdHoareTripleChecker+Valid, 4542 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:19,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2482 Valid, 4542 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:16:19,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2022-11-19 07:16:20,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2242. [2022-11-19 07:16:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2242 states, 1349 states have (on average 1.3024462564862862) internal successors, (1757), 1454 states have internal predecessors, (1757), 687 states have call successors, (687), 199 states have call predecessors, (687), 197 states have return successors, (735), 625 states have call predecessors, (735), 685 states have call successors, (735) [2022-11-19 07:16:20,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 2242 states and 3179 transitions. [2022-11-19 07:16:20,100 INFO L78 Accepts]: Start accepts. Automaton has 2242 states and 3179 transitions. Word has length 128 [2022-11-19 07:16:20,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:20,101 INFO L495 AbstractCegarLoop]: Abstraction has 2242 states and 3179 transitions. [2022-11-19 07:16:20,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 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 07:16:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 3179 transitions. [2022-11-19 07:16:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-19 07:16:20,105 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:20,105 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 07:16:20,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-19 07:16:20,106 INFO L420 AbstractCegarLoop]: === Iteration 25 === 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 27 more)] === [2022-11-19 07:16:20,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:20,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1937670948, now seen corresponding path program 1 times [2022-11-19 07:16:20,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:20,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090763880] [2022-11-19 07:16:20,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:20,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-19 07:16:20,663 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:20,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090763880] [2022-11-19 07:16:20,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090763880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:20,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:20,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:16:20,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124369849] [2022-11-19 07:16:20,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:20,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:16:20,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:20,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:16:20,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:20,666 INFO L87 Difference]: Start difference. First operand 2242 states and 3179 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:16:22,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:22,590 INFO L93 Difference]: Finished difference Result 2336 states and 3268 transitions. [2022-11-19 07:16:22,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:16:22,591 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2022-11-19 07:16:22,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:22,601 INFO L225 Difference]: With dead ends: 2336 [2022-11-19 07:16:22,602 INFO L226 Difference]: Without dead ends: 2334 [2022-11-19 07:16:22,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:16:22,604 INFO L413 NwaCegarLoop]: 2285 mSDtfsCounter, 2059 mSDsluCounter, 5025 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2060 SdHoareTripleChecker+Valid, 7310 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:22,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2060 Valid, 7310 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-19 07:16:22,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2334 states. [2022-11-19 07:16:23,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2334 to 2330. [2022-11-19 07:16:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2330 states, 1398 states have (on average 1.2954220314735336) internal successors, (1811), 1504 states have internal predecessors, (1811), 702 states have call successors, (702), 224 states have call predecessors, (702), 222 states have return successors, (750), 640 states have call predecessors, (750), 700 states have call successors, (750) [2022-11-19 07:16:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 2330 states and 3263 transitions. [2022-11-19 07:16:23,092 INFO L78 Accepts]: Start accepts. Automaton has 2330 states and 3263 transitions. Word has length 166 [2022-11-19 07:16:23,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:23,093 INFO L495 AbstractCegarLoop]: Abstraction has 2330 states and 3263 transitions. [2022-11-19 07:16:23,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:16:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 3263 transitions. [2022-11-19 07:16:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-19 07:16:23,097 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:23,097 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:23,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-19 07:16:23,098 INFO L420 AbstractCegarLoop]: === Iteration 26 === 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 27 more)] === [2022-11-19 07:16:23,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:23,098 INFO L85 PathProgramCache]: Analyzing trace with hash 80242844, now seen corresponding path program 1 times [2022-11-19 07:16:23,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:23,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332068522] [2022-11-19 07:16:23,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:23,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:23,379 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:23,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332068522] [2022-11-19 07:16:23,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332068522] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:23,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:23,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:23,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087519439] [2022-11-19 07:16:23,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:23,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:23,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:23,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:23,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:23,382 INFO L87 Difference]: Start difference. First operand 2330 states and 3263 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 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 07:16:24,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:24,662 INFO L93 Difference]: Finished difference Result 2330 states and 3263 transitions. [2022-11-19 07:16:24,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:24,663 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 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 133 [2022-11-19 07:16:24,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:24,671 INFO L225 Difference]: With dead ends: 2330 [2022-11-19 07:16:24,671 INFO L226 Difference]: Without dead ends: 2328 [2022-11-19 07:16:24,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:24,673 INFO L413 NwaCegarLoop]: 2267 mSDtfsCounter, 2475 mSDsluCounter, 2267 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2477 SdHoareTripleChecker+Valid, 4534 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:24,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2477 Valid, 4534 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 07:16:24,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2328 states. [2022-11-19 07:16:25,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2328 to 2328. [2022-11-19 07:16:25,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2328 states, 1397 states have (on average 1.294201861130995) internal successors, (1808), 1502 states have internal predecessors, (1808), 702 states have call successors, (702), 224 states have call predecessors, (702), 222 states have return successors, (750), 640 states have call predecessors, (750), 700 states have call successors, (750) [2022-11-19 07:16:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 2328 states and 3260 transitions. [2022-11-19 07:16:25,135 INFO L78 Accepts]: Start accepts. Automaton has 2328 states and 3260 transitions. Word has length 133 [2022-11-19 07:16:25,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:25,136 INFO L495 AbstractCegarLoop]: Abstraction has 2328 states and 3260 transitions. [2022-11-19 07:16:25,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 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 07:16:25,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 3260 transitions. [2022-11-19 07:16:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-19 07:16:25,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:25,140 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:25,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-19 07:16:25,141 INFO L420 AbstractCegarLoop]: === Iteration 27 === 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 27 more)] === [2022-11-19 07:16:25,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:25,141 INFO L85 PathProgramCache]: Analyzing trace with hash -451850688, now seen corresponding path program 1 times [2022-11-19 07:16:25,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:25,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347390356] [2022-11-19 07:16:25,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:25,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:25,442 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:25,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:25,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347390356] [2022-11-19 07:16:25,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347390356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:25,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:25,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:25,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494818567] [2022-11-19 07:16:25,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:25,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:25,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:25,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:25,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:25,445 INFO L87 Difference]: Start difference. First operand 2328 states and 3260 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 07:16:27,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:27,049 INFO L93 Difference]: Finished difference Result 2328 states and 3260 transitions. [2022-11-19 07:16:27,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:27,050 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 138 [2022-11-19 07:16:27,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:27,059 INFO L225 Difference]: With dead ends: 2328 [2022-11-19 07:16:27,059 INFO L226 Difference]: Without dead ends: 2326 [2022-11-19 07:16:27,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:27,061 INFO L413 NwaCegarLoop]: 2265 mSDtfsCounter, 2472 mSDsluCounter, 2265 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2474 SdHoareTripleChecker+Valid, 4530 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:27,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2474 Valid, 4530 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 07:16:27,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2326 states. [2022-11-19 07:16:27,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2326 to 2326. [2022-11-19 07:16:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2326 states, 1396 states have (on average 1.2929799426934097) internal successors, (1805), 1500 states have internal predecessors, (1805), 702 states have call successors, (702), 224 states have call predecessors, (702), 222 states have return successors, (750), 640 states have call predecessors, (750), 700 states have call successors, (750) [2022-11-19 07:16:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 2326 states and 3257 transitions. [2022-11-19 07:16:27,411 INFO L78 Accepts]: Start accepts. Automaton has 2326 states and 3257 transitions. Word has length 138 [2022-11-19 07:16:27,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:27,412 INFO L495 AbstractCegarLoop]: Abstraction has 2326 states and 3257 transitions. [2022-11-19 07:16:27,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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 07:16:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3257 transitions. [2022-11-19 07:16:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-19 07:16:27,417 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:27,417 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:27,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-19 07:16:27,417 INFO L420 AbstractCegarLoop]: === Iteration 28 === 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 27 more)] === [2022-11-19 07:16:27,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:27,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1480094264, now seen corresponding path program 1 times [2022-11-19 07:16:27,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:27,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054269010] [2022-11-19 07:16:27,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:27,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:27,694 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-19 07:16:27,694 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:27,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054269010] [2022-11-19 07:16:27,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054269010] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:27,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:27,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:27,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480954019] [2022-11-19 07:16:27,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:27,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:27,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:27,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:27,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:27,697 INFO L87 Difference]: Start difference. First operand 2326 states and 3257 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 07:16:29,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:29,033 INFO L93 Difference]: Finished difference Result 2326 states and 3257 transitions. [2022-11-19 07:16:29,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:16:29,033 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 143 [2022-11-19 07:16:29,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:29,044 INFO L225 Difference]: With dead ends: 2326 [2022-11-19 07:16:29,044 INFO L226 Difference]: Without dead ends: 2091 [2022-11-19 07:16:29,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:29,047 INFO L413 NwaCegarLoop]: 2264 mSDtfsCounter, 2469 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2469 SdHoareTripleChecker+Valid, 4528 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:29,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2469 Valid, 4528 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:16:29,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2022-11-19 07:16:29,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 2091. [2022-11-19 07:16:29,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2091 states, 1254 states have (on average 1.3205741626794258) internal successors, (1656), 1355 states have internal predecessors, (1656), 651 states have call successors, (651), 182 states have call predecessors, (651), 181 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-19 07:16:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 2091 states and 3008 transitions. [2022-11-19 07:16:29,531 INFO L78 Accepts]: Start accepts. Automaton has 2091 states and 3008 transitions. Word has length 143 [2022-11-19 07:16:29,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:29,532 INFO L495 AbstractCegarLoop]: Abstraction has 2091 states and 3008 transitions. [2022-11-19 07:16:29,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 4 states have internal predecessors, (82), 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 07:16:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 3008 transitions. [2022-11-19 07:16:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-19 07:16:29,537 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:29,538 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:29,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-19 07:16:29,538 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:29,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:29,539 INFO L85 PathProgramCache]: Analyzing trace with hash 901144271, now seen corresponding path program 1 times [2022-11-19 07:16:29,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:29,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007499601] [2022-11-19 07:16:29,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:30,355 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-19 07:16:30,355 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:30,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007499601] [2022-11-19 07:16:30,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007499601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:30,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:30,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:16:30,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104044517] [2022-11-19 07:16:30,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:30,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:16:30,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:30,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:16:30,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:30,358 INFO L87 Difference]: Start difference. First operand 2091 states and 3008 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-19 07:16:32,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:32,372 INFO L93 Difference]: Finished difference Result 2105 states and 3018 transitions. [2022-11-19 07:16:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:16:32,372 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2022-11-19 07:16:32,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:32,381 INFO L225 Difference]: With dead ends: 2105 [2022-11-19 07:16:32,382 INFO L226 Difference]: Without dead ends: 2103 [2022-11-19 07:16:32,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:16:32,384 INFO L413 NwaCegarLoop]: 2568 mSDtfsCounter, 1045 mSDsluCounter, 6812 mSDsCounter, 0 mSdLazyCounter, 977 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 9380 SdHoareTripleChecker+Invalid, 977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:32,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 9380 Invalid, 977 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 977 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-19 07:16:32,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2103 states. [2022-11-19 07:16:32,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2103 to 2095. [2022-11-19 07:16:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2095 states, 1257 states have (on average 1.3198090692124105) internal successors, (1659), 1358 states have internal predecessors, (1659), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-19 07:16:32,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 2095 states and 3011 transitions. [2022-11-19 07:16:32,832 INFO L78 Accepts]: Start accepts. Automaton has 2095 states and 3011 transitions. Word has length 175 [2022-11-19 07:16:32,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:32,833 INFO L495 AbstractCegarLoop]: Abstraction has 2095 states and 3011 transitions. [2022-11-19 07:16:32,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-19 07:16:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 3011 transitions. [2022-11-19 07:16:32,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-19 07:16:32,837 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:32,837 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 07:16:32,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-11-19 07:16:32,838 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:16:32,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:32,838 INFO L85 PathProgramCache]: Analyzing trace with hash -435349855, now seen corresponding path program 1 times [2022-11-19 07:16:32,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:32,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083368105] [2022-11-19 07:16:32,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:32,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-19 07:16:33,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:33,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083368105] [2022-11-19 07:16:33,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083368105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:33,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:33,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 07:16:33,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927244976] [2022-11-19 07:16:33,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:33,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 07:16:33,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:33,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 07:16:33,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:16:33,787 INFO L87 Difference]: Start difference. First operand 2095 states and 3011 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 07:16:37,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:37,744 INFO L93 Difference]: Finished difference Result 2095 states and 3011 transitions. [2022-11-19 07:16:37,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:16:37,745 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2022-11-19 07:16:37,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:37,751 INFO L225 Difference]: With dead ends: 2095 [2022-11-19 07:16:37,752 INFO L226 Difference]: Without dead ends: 2093 [2022-11-19 07:16:37,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-19 07:16:37,755 INFO L413 NwaCegarLoop]: 2109 mSDtfsCounter, 2275 mSDsluCounter, 5301 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2277 SdHoareTripleChecker+Valid, 7410 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:37,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2277 Valid, 7410 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-19 07:16:37,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2093 states. [2022-11-19 07:16:38,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2093 to 2093. [2022-11-19 07:16:38,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2093 states, 1256 states have (on average 1.3184713375796178) internal successors, (1656), 1356 states have internal predecessors, (1656), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-19 07:16:38,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 2093 states and 3008 transitions. [2022-11-19 07:16:38,546 INFO L78 Accepts]: Start accepts. Automaton has 2093 states and 3008 transitions. Word has length 177 [2022-11-19 07:16:38,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:38,547 INFO L495 AbstractCegarLoop]: Abstraction has 2093 states and 3008 transitions. [2022-11-19 07:16:38,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (27), 3 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 07:16:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 3008 transitions. [2022-11-19 07:16:38,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-19 07:16:38,553 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:38,554 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 07:16:38,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-19 07:16:38,555 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-11-19 07:16:38,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:38,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1455764755, now seen corresponding path program 1 times [2022-11-19 07:16:38,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:38,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374116025] [2022-11-19 07:16:38,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:38,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:38,859 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2022-11-19 07:16:38,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:38,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374116025] [2022-11-19 07:16:38,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374116025] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:38,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:38,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:16:38,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944288539] [2022-11-19 07:16:38,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:38,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:16:38,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:38,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:16:38,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:16:38,863 INFO L87 Difference]: Start difference. First operand 2093 states and 3008 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 07:16:39,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:39,875 INFO L93 Difference]: Finished difference Result 3793 states and 5453 transitions. [2022-11-19 07:16:39,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:16:39,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2022-11-19 07:16:39,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:39,885 INFO L225 Difference]: With dead ends: 3793 [2022-11-19 07:16:39,885 INFO L226 Difference]: Without dead ends: 2087 [2022-11-19 07:16:39,893 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 07:16:39,893 INFO L413 NwaCegarLoop]: 2104 mSDtfsCounter, 2259 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 2104 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:39,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 2104 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 07:16:39,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2087 states. [2022-11-19 07:16:40,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2087 to 2087. [2022-11-19 07:16:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2087 states, 1251 states have (on average 1.316546762589928) internal successors, (1647), 1350 states have internal predecessors, (1647), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-19 07:16:40,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 2999 transitions. [2022-11-19 07:16:40,278 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 2999 transitions. Word has length 180 [2022-11-19 07:16:40,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:40,279 INFO L495 AbstractCegarLoop]: Abstraction has 2087 states and 2999 transitions. [2022-11-19 07:16:40,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-19 07:16:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2999 transitions. [2022-11-19 07:16:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-19 07:16:40,285 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:40,285 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-19 07:16:40,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-19 07:16:40,286 INFO L420 AbstractCegarLoop]: === Iteration 32 === 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 27 more)] === [2022-11-19 07:16:40,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:40,286 INFO L85 PathProgramCache]: Analyzing trace with hash 745671229, now seen corresponding path program 1 times [2022-11-19 07:16:40,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:40,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310157728] [2022-11-19 07:16:40,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:40,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2022-11-19 07:16:40,718 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:40,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310157728] [2022-11-19 07:16:40,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310157728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:40,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:40,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:16:40,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257542998] [2022-11-19 07:16:40,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:40,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:16:40,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:40,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:16:40,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:40,720 INFO L87 Difference]: Start difference. First operand 2087 states and 2999 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 07:16:42,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:42,807 INFO L93 Difference]: Finished difference Result 2087 states and 2999 transitions. [2022-11-19 07:16:42,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:16:42,808 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 188 [2022-11-19 07:16:42,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:42,816 INFO L225 Difference]: With dead ends: 2087 [2022-11-19 07:16:42,816 INFO L226 Difference]: Without dead ends: 2085 [2022-11-19 07:16:42,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:16:42,818 INFO L413 NwaCegarLoop]: 2152 mSDtfsCounter, 480 mSDsluCounter, 6009 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 8161 SdHoareTripleChecker+Invalid, 925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:42,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 8161 Invalid, 925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 07:16:42,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2022-11-19 07:16:43,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 2085. [2022-11-19 07:16:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2085 states, 1250 states have (on average 1.3152) internal successors, (1644), 1348 states have internal predecessors, (1644), 651 states have call successors, (651), 183 states have call predecessors, (651), 182 states have return successors, (701), 591 states have call predecessors, (701), 651 states have call successors, (701) [2022-11-19 07:16:43,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 2085 states and 2996 transitions. [2022-11-19 07:16:43,306 INFO L78 Accepts]: Start accepts. Automaton has 2085 states and 2996 transitions. Word has length 188 [2022-11-19 07:16:43,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:43,307 INFO L495 AbstractCegarLoop]: Abstraction has 2085 states and 2996 transitions. [2022-11-19 07:16:43,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-19 07:16:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2996 transitions. [2022-11-19 07:16:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-19 07:16:43,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:43,314 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:43,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-11-19 07:16:43,314 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:43,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:43,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1308501582, now seen corresponding path program 1 times [2022-11-19 07:16:43,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:43,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866656904] [2022-11-19 07:16:43,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-11-19 07:16:44,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:44,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866656904] [2022-11-19 07:16:44,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866656904] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:44,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:44,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 07:16:44,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576194355] [2022-11-19 07:16:44,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:44,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 07:16:44,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:44,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 07:16:44,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:16:44,143 INFO L87 Difference]: Start difference. First operand 2085 states and 2996 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-19 07:16:51,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:51,313 INFO L93 Difference]: Finished difference Result 2660 states and 3771 transitions. [2022-11-19 07:16:51,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-19 07:16:51,314 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 176 [2022-11-19 07:16:51,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:51,327 INFO L225 Difference]: With dead ends: 2660 [2022-11-19 07:16:51,328 INFO L226 Difference]: Without dead ends: 2658 [2022-11-19 07:16:51,329 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-11-19 07:16:51,333 INFO L413 NwaCegarLoop]: 1241 mSDtfsCounter, 2297 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 4578 mSolverCounterSat, 1323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2522 SdHoareTripleChecker+Valid, 4451 SdHoareTripleChecker+Invalid, 5901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1323 IncrementalHoareTripleChecker+Valid, 4578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:51,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2522 Valid, 4451 Invalid, 5901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1323 Valid, 4578 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-19 07:16:51,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2658 states. [2022-11-19 07:16:51,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2658 to 2652. [2022-11-19 07:16:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 1571 states have (on average 1.290897517504774) internal successors, (2028), 1701 states have internal predecessors, (2028), 799 states have call successors, (799), 264 states have call predecessors, (799), 280 states have return successors, (937), 740 states have call predecessors, (937), 799 states have call successors, (937) [2022-11-19 07:16:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3764 transitions. [2022-11-19 07:16:51,878 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3764 transitions. Word has length 176 [2022-11-19 07:16:51,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:51,879 INFO L495 AbstractCegarLoop]: Abstraction has 2652 states and 3764 transitions. [2022-11-19 07:16:51,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 3 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-19 07:16:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3764 transitions. [2022-11-19 07:16:51,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-11-19 07:16:51,885 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:51,885 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:51,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-11-19 07:16:51,886 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:51,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:51,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1129977018, now seen corresponding path program 1 times [2022-11-19 07:16:51,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:51,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275309380] [2022-11-19 07:16:51,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:51,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:52,435 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-19 07:16:52,435 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:52,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275309380] [2022-11-19 07:16:52,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275309380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:52,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:52,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-19 07:16:52,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319774954] [2022-11-19 07:16:52,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:52,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 07:16:52,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:52,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 07:16:52,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:16:52,439 INFO L87 Difference]: Start difference. First operand 2652 states and 3764 transitions. Second operand has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-19 07:16:55,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:55,485 INFO L93 Difference]: Finished difference Result 5311 states and 7809 transitions. [2022-11-19 07:16:55,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 07:16:55,486 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 180 [2022-11-19 07:16:55,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:55,499 INFO L225 Difference]: With dead ends: 5311 [2022-11-19 07:16:55,499 INFO L226 Difference]: Without dead ends: 2680 [2022-11-19 07:16:55,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-19 07:16:55,517 INFO L413 NwaCegarLoop]: 2096 mSDtfsCounter, 27 mSDsluCounter, 10410 mSDsCounter, 0 mSdLazyCounter, 1442 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 12506 SdHoareTripleChecker+Invalid, 1460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:55,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 12506 Invalid, 1460 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-19 07:16:55,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2680 states. [2022-11-19 07:16:56,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2680 to 2680. [2022-11-19 07:16:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2680 states, 1594 states have (on average 1.2867001254705144) internal successors, (2051), 1728 states have internal predecessors, (2051), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-19 07:16:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2680 states and 3742 transitions. [2022-11-19 07:16:56,133 INFO L78 Accepts]: Start accepts. Automaton has 2680 states and 3742 transitions. Word has length 180 [2022-11-19 07:16:56,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:56,134 INFO L495 AbstractCegarLoop]: Abstraction has 2680 states and 3742 transitions. [2022-11-19 07:16:56,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.333333333333334) internal successors, (80), 5 states have internal predecessors, (80), 4 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-19 07:16:56,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3742 transitions. [2022-11-19 07:16:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-19 07:16:56,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:56,141 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:56,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-11-19 07:16:56,141 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:56,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:56,142 INFO L85 PathProgramCache]: Analyzing trace with hash -3546544, now seen corresponding path program 1 times [2022-11-19 07:16:56,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:56,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620162792] [2022-11-19 07:16:56,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:56,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2022-11-19 07:16:56,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:56,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620162792] [2022-11-19 07:16:56,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620162792] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:56,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:56,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:16:56,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034097494] [2022-11-19 07:16:56,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:56,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:16:56,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:56,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:16:56,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:16:56,667 INFO L87 Difference]: Start difference. First operand 2680 states and 3742 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-19 07:16:59,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:59,066 INFO L93 Difference]: Finished difference Result 2686 states and 3746 transitions. [2022-11-19 07:16:59,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:16:59,066 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2022-11-19 07:16:59,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:59,074 INFO L225 Difference]: With dead ends: 2686 [2022-11-19 07:16:59,074 INFO L226 Difference]: Without dead ends: 2684 [2022-11-19 07:16:59,076 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:16:59,076 INFO L413 NwaCegarLoop]: 2302 mSDtfsCounter, 410 mSDsluCounter, 6615 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:59,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [411 Valid, 8917 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-19 07:16:59,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2022-11-19 07:16:59,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2680. [2022-11-19 07:16:59,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2680 states, 1594 states have (on average 1.2854454203262233) internal successors, (2049), 1728 states have internal predecessors, (2049), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-19 07:16:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 2680 states and 3740 transitions. [2022-11-19 07:16:59,673 INFO L78 Accepts]: Start accepts. Automaton has 2680 states and 3740 transitions. Word has length 187 [2022-11-19 07:16:59,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:59,674 INFO L495 AbstractCegarLoop]: Abstraction has 2680 states and 3740 transitions. [2022-11-19 07:16:59,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (33), 3 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-19 07:16:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3740 transitions. [2022-11-19 07:16:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-19 07:16:59,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:59,681 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:59,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-11-19 07:16:59,681 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:16:59,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:59,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1266871011, now seen corresponding path program 1 times [2022-11-19 07:16:59,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:59,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2152446] [2022-11-19 07:16:59,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:59,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:59,986 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-19 07:16:59,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:59,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2152446] [2022-11-19 07:16:59,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2152446] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:59,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:59,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:16:59,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605900458] [2022-11-19 07:16:59,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:59,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:16:59,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:59,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:16:59,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:16:59,989 INFO L87 Difference]: Start difference. First operand 2680 states and 3740 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-19 07:17:01,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:17:01,731 INFO L93 Difference]: Finished difference Result 5343 states and 7477 transitions. [2022-11-19 07:17:01,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:17:01,732 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 193 [2022-11-19 07:17:01,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:17:01,739 INFO L225 Difference]: With dead ends: 5343 [2022-11-19 07:17:01,739 INFO L226 Difference]: Without dead ends: 2684 [2022-11-19 07:17:01,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:17:01,750 INFO L413 NwaCegarLoop]: 2104 mSDtfsCounter, 3 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6294 SdHoareTripleChecker+Invalid, 655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:17:01,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6294 Invalid, 655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-19 07:17:01,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2022-11-19 07:17:02,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2682. [2022-11-19 07:17:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2682 states, 1596 states have (on average 1.2850877192982457) internal successors, (2051), 1729 states have internal predecessors, (2051), 811 states have call successors, (811), 270 states have call predecessors, (811), 273 states have return successors, (880), 737 states have call predecessors, (880), 811 states have call successors, (880) [2022-11-19 07:17:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2682 states and 3742 transitions. [2022-11-19 07:17:02,201 INFO L78 Accepts]: Start accepts. Automaton has 2682 states and 3742 transitions. Word has length 193 [2022-11-19 07:17:02,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:17:02,206 INFO L495 AbstractCegarLoop]: Abstraction has 2682 states and 3742 transitions. [2022-11-19 07:17:02,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-19 07:17:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3742 transitions. [2022-11-19 07:17:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2022-11-19 07:17:02,214 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:17:02,215 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:17:02,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-11-19 07:17:02,216 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_assert_linux_kernel_locking_mutex__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 27 more)] === [2022-11-19 07:17:02,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:17:02,216 INFO L85 PathProgramCache]: Analyzing trace with hash -595986590, now seen corresponding path program 1 times [2022-11-19 07:17:02,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:17:02,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227236516] [2022-11-19 07:17:02,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:17:02,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:17:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:17:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-19 07:17:02,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:17:02,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227236516] [2022-11-19 07:17:02,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227236516] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:17:02,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369797328] [2022-11-19 07:17:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:17:02,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:17:02,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:17:02,574 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:17:02,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_620cd3b3-0c08-46dd-a263-85df62aee7f2/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:17:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:17:03,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 2702 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:17:03,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:17:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-19 07:17:03,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:17:04,049 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-19 07:17:04,049 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369797328] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:17:04,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [184897838] [2022-11-19 07:17:04,077 INFO L159 IcfgInterpreter]: Started Sifa with 151 locations of interest [2022-11-19 07:17:04,078 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:17:04,082 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:17:04,088 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:17:04,088 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:17:06,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 537 treesize of output 462 [2022-11-19 07:17:06,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 150 treesize of output 122 [2022-11-19 07:17:06,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 150 treesize of output 122 [2022-11-19 07:17:16,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:17:16,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:17:16,667 INFO L217 Elim1Store]: Index analysis took 603 ms [2022-11-19 07:18:14,814 WARN L233 SmtUtils]: Spent 58.09s on a formula simplification. DAG size of input: 2495 DAG size of output: 1247 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:18:14,817 INFO L321 Elim1Store]: treesize reduction 5912, result has 25.5 percent of original size [2022-11-19 07:18:14,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 159 select indices, 159 select index equivalence classes, 12250 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 468 case distinctions, treesize of input 809 treesize of output 2517 [2022-11-19 07:18:17,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:17,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:17,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 156 select indices, 156 select index equivalence classes, 12405 disjoint index pairs (out of 12090 index pairs), introduced 156 new quantified variables, introduced 0 case distinctions, treesize of input 790 treesize of output 1259 [2022-11-19 07:18:25,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:25,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 7 [2022-11-19 07:18:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:25,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-19 07:18:25,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:25,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-19 07:18:29,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 775 treesize of output 601 [2022-11-19 07:18:29,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2022-11-19 07:18:29,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 820 disjoint index pairs (out of 820 index pairs), introduced 41 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 124 [2022-11-19 07:18:29,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-19 07:18:29,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-19 07:18:29,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:29,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-19 07:18:30,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 522 [2022-11-19 07:18:30,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-19 07:18:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 79 [2022-11-19 07:18:30,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2022-11-19 07:18:30,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:30,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2022-11-19 07:18:30,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-19 07:18:31,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 781 treesize of output 607 [2022-11-19 07:18:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:31,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-19 07:18:32,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 820 disjoint index pairs (out of 820 index pairs), introduced 41 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 124 [2022-11-19 07:18:32,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-19 07:18:32,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2022-11-19 07:18:32,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:32,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-19 07:18:41,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 781 treesize of output 607 [2022-11-19 07:18:42,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2022-11-19 07:18:42,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-19 07:18:42,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 820 disjoint index pairs (out of 820 index pairs), introduced 41 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 124 [2022-11-19 07:18:42,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-19 07:18:42,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:42,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-19 07:18:43,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 694 treesize of output 522 [2022-11-19 07:18:43,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-19 07:18:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 79 [2022-11-19 07:18:43,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2022-11-19 07:18:43,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:43,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 16 [2022-11-19 07:18:43,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-19 07:18:44,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 775 treesize of output 601 [2022-11-19 07:18:44,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-19 07:18:44,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2022-11-19 07:18:44,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 41 select indices, 41 select index equivalence classes, 820 disjoint index pairs (out of 820 index pairs), introduced 41 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 124 [2022-11-19 07:18:44,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:44,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 49 [2022-11-19 07:18:45,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:18:45,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 20 select indices, 20 select index equivalence classes, 190 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 0 case distinctions, treesize of input 139 treesize of output 61 [2022-11-19 07:19:46,039 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 07:19:46,044 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 07:19:49,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:49,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:49,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 158 select indices, 158 select index equivalence classes, 12405 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 791 treesize of output 475 [2022-11-19 07:19:49,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:50,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:50,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 159 select indices, 159 select index equivalence classes, 12561 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 478 [2022-11-19 07:19:57,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:57,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 158 select indices, 158 select index equivalence classes, 12405 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 791 treesize of output 475 [2022-11-19 07:19:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:58,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:19:58,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 159 select indices, 159 select index equivalence classes, 12561 disjoint index pairs (out of 12561 index pairs), introduced 159 new quantified variables, introduced 0 case distinctions, treesize of input 796 treesize of output 478 [2022-11-19 07:20:07,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:20:08,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:08,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:20:08,528 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-11-19 07:20:08,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3575 treesize of output 3567 [2022-11-19 07:20:09,730 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-19 07:20:09,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 3575 treesize of output 3573 [2022-11-19 07:20:10,785 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-19 07:20:10,787 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 1 case distinctions, treesize of input 3570 treesize of output 3570 [2022-11-19 07:20:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:11,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:20:11,844 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:20:11,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 3575 treesize of output 3571 [2022-11-19 07:20:53,321 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 1614 for LOIs [2022-11-19 07:20:59,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:59,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:59,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:59,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:20:59,880 INFO L217 Elim1Store]: Index analysis took 256 ms [2022-11-19 07:21:22,829 WARN L233 SmtUtils]: Spent 22.92s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:21:22,832 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:21:22,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:21:24,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:24,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:24,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:24,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:25,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:21:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:33,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:34,816 INFO L217 Elim1Store]: Index analysis took 897 ms [2022-11-19 07:21:34,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:21:36,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:36,730 INFO L217 Elim1Store]: Index analysis took 256 ms [2022-11-19 07:21:42,258 WARN L233 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 841 DAG size of output: 459 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:21:42,259 INFO L321 Elim1Store]: treesize reduction 1368, result has 33.4 percent of original size [2022-11-19 07:21:42,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12644 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 152 case distinctions, treesize of input 807 treesize of output 1585 [2022-11-19 07:21:54,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:54,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:55,355 INFO L217 Elim1Store]: Index analysis took 895 ms [2022-11-19 07:21:55,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:21:56,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:56,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:21:57,088 INFO L217 Elim1Store]: Index analysis took 238 ms [2022-11-19 07:22:00,242 INFO L321 Elim1Store]: treesize reduction 990, result has 33.4 percent of original size [2022-11-19 07:22:00,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12665 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 110 case distinctions, treesize of input 807 treesize of output 1501 [2022-11-19 07:22:09,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:09,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:09,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:10,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:10,875 INFO L217 Elim1Store]: Index analysis took 1476 ms [2022-11-19 07:22:32,175 WARN L233 SmtUtils]: Spent 21.28s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:22:32,179 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:22:32,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:22:33,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:33,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:33,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:33,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:34,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:22:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:48,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:48,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:49,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:49,579 INFO L217 Elim1Store]: Index analysis took 1569 ms [2022-11-19 07:23:12,031 WARN L233 SmtUtils]: Spent 22.42s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:23:12,033 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:23:12,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:23:13,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:13,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:13,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:13,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:13,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:23:22,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:22,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:23,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:24,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:24,286 INFO L217 Elim1Store]: Index analysis took 1571 ms [2022-11-19 07:23:42,102 WARN L233 SmtUtils]: Spent 17.80s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:23:42,104 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:23:42,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:23:43,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:43,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:43,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:44,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:23:57,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:57,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:57,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:57,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:57,226 INFO L217 Elim1Store]: Index analysis took 201 ms [2022-11-19 07:24:15,117 WARN L233 SmtUtils]: Spent 17.87s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:24:15,122 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:24:15,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:24:17,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:17,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:17,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:17,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:24:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:25,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:25,761 INFO L217 Elim1Store]: Index analysis took 1490 ms [2022-11-19 07:24:47,110 WARN L233 SmtUtils]: Spent 21.32s on a formula simplification. DAG size of input: 1720 DAG size of output: 939 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:24:47,112 INFO L321 Elim1Store]: treesize reduction 2808, result has 33.3 percent of original size [2022-11-19 07:24:47,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12564 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 312 case distinctions, treesize of input 807 treesize of output 1905 [2022-11-19 07:24:49,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:49,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:49,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:24:55,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:55,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:56,929 INFO L217 Elim1Store]: Index analysis took 1532 ms [2022-11-19 07:24:56,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 158 select indices, 158 select index equivalence classes, 12564 disjoint index pairs (out of 12403 index pairs), introduced 158 new quantified variables, introduced 0 case distinctions, treesize of input 797 treesize of output 1270 [2022-11-19 07:24:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:24:58,534 INFO L217 Elim1Store]: Index analysis took 226 ms [2022-11-19 07:24:59,769 INFO L321 Elim1Store]: treesize reduction 522, result has 33.4 percent of original size [2022-11-19 07:24:59,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 160 select indices, 160 select index equivalence classes, 12691 disjoint index pairs (out of 12720 index pairs), introduced 160 new quantified variables, introduced 58 case distinctions, treesize of input 807 treesize of output 1397 [2022-11-19 07:25:02,642 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 1938 for LOIs [2022-11-19 07:25:06,625 INFO L197 IcfgInterpreter]: Interpreting procedure __mutex_init with input of size 1622 for LOIs [2022-11-19 07:25:09,352 INFO L197 IcfgInterpreter]: Interpreting procedure INIT_LIST_HEAD with input of size 2346 for LOIs [2022-11-19 07:25:14,235 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assume with input of size 1845 for LOIs [2022-11-19 07:25:25,745 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 1608 for LOIs [2022-11-19 07:25:28,423 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:25:49,878 WARN L233 SmtUtils]: Spent 21.21s on a formula simplification that was a NOOP. DAG size: 1691 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 07:26:20,517 WARN L233 SmtUtils]: Spent 21.25s on a formula simplification that was a NOOP. DAG size: 1696 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 07:27:36,013 WARN L233 SmtUtils]: Spent 1.25m on a formula simplification. DAG size of input: 2356 DAG size of output: 1736 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-19 07:28:03,860 WARN L233 SmtUtils]: Spent 26.87s on a formula simplification that was a NOOP. DAG size: 2346 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)